Nissan Sentra B18 (2020-2025) Service Manual: Laser/radar (distance Sensor)

Nissan Sentra B18 (2020-2025) Service Manual / Cruise Control & Driver Assistance / Driver Assistance System :: Driver Assistance System / Dtc/circuit Diagnosis / Laser/radar (distance Sensor)

C2580-44 Control Unit

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	44	CONTROL UNIT (Control unit)	Diagnosis condition	When ignition switch is ON
			Signal (terminal)	—
			Threshold	If distance sensor is malfunctioning
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2580–44” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Perform “All DTC Reading” with CONSULT.
3. Check if the “C2580–44” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2580–44” detected as the current malfunction?
YES >>
Refer to DTC Diagnosis Procedure.
NO-1 >>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2580–44” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
Replace the distance sensor. Refer to Removal and Installation.

C2580-45 Control Unit

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	45	CONTROL UNIT (Control unit)	Diagnosis condition	When ignition switch is ON
			Signal (terminal)	—
			Threshold	If distance sensor is malfunctioning
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2580–45” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Perform “All DTC Reading” with CONSULT.
3. Check if the “C2580–45” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2580–45” detected as the current malfunction?
YES >>
Refer to DTC Diagnosis Procedure.
NO-1 >>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2580–45” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
Replace the distance sensor. Refer to Removal and Installation.

C2580-46 Control Unit

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	46	CONTROL UNIT (Control unit)	Diagnosis condition	When ignition switch is ON
			Signal (terminal)	—
			Threshold	If distance sensor is malfunctioning
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2580–46” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Perform “All DTC Reading” with CONSULT.
3. Check if the “C2580–46” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2580–46” detected as the current malfunction?
YES >>
Refer to DTC Diagnosis Procedure.
NO-1 >>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2580–46” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
Replace the distance sensor. Refer to Removal and Installation.

C2580-47 Control Unit

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	47	CONTROL UNIT (Control unit)	Diagnosis condition	When ignition switch is ON
			Signal (terminal)	—
			Threshold	If distance sensor is malfunctioning
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2580–47” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Perform “All DTC Reading” with CONSULT.
3. Check if the “C2580–47” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2580–47” detected as the current malfunction?
YES >>
Refer to DTC Diagnosis Procedure.
NO-1 >>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2580–47” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
Replace the distance sensor. Refer to Removal and Installation.

C2580-48 Control Unit

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	48	CONTROL UNIT (Control unit)	Diagnosis condition	When ignition switch is ON
			Signal (terminal)	—
			Threshold	If distance sensor is malfunctioning
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2580–48” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Perform “All DTC Reading” with CONSULT.
3. Check if the “C2580–48” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2580–48” detected as the current malfunction?
YES >>
Refer to DTC Diagnosis Procedure.
NO-1 >>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2580–48” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
Replace the distance sensor. Refer to Removal and Installation.

C2580-49 Control Unit

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	49	CONTROL UNIT (Control unit)	Diagnosis condition	When ignition switch is ON
			Signal (terminal)	—
			Threshold	If distance sensor is malfunctioning
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Distance sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C2580–49” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Perform “All DTC Reading” with CONSULT.
3. Check if the “C2580–49” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2580–49” detected as the current malfunction?
YES >>
Refer to DTC Diagnosis Procedure.
NO-1 >>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C2580–49” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. Refer to DTC Index.
NO >>
Replace the distance sensor. Refer to Removal and Installation.

C2580-4b Control Unit

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2580	4B	CONTROL UNIT (Control unit)	Diagnosis condition	When ignition switch is ON
			Signal (terminal)	—
			Threshold	Temperature around distance sensor is high
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Temperature around the distance sensor becomes extremely high

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE
1. Turn the ignition switch OFF.
2. Wait for 10 minutes or more.
3. Start the engine.
4. Turn the AEB system ON.
5. Perform “All DTC Reading” with CONSULT.
6. Check if the “C2580-4B” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2580-4B” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK ENGINE COOLING SYSTEM

Check for any malfunctions in engine cooling system.

Is engine cooling system normal?
YES >>
Replace the distance sensor. Removal and Installation
NO >>
Repair engine cooling system.

C2581-54 Radar Beam Offcntr

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2581	54	RADAR BEAM OFFCNTR (Radar beam off-center)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	Radar of distance sensor is off the aiming point
			Diagnosis delay time	30 minutes or more

POSSIBLE CAUSE

Radar is off the aiming point

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “C2581-54” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2581-54” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

VISUAL INSPECTION

Check distance sensor and distance sensor sensor bracket for damage or looseness.

Does damage or looseness exist?
YES >>
1. Repair or replace affected components. Removal and Installation
2. Perform distance sensor alignment. Work Procedure
NO >>
GO TO 2 .
CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if the “C2581-54” is detected in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2581-54” detected?
YES >>
Replace the distance sensor. Removal and Installation
NO >>
INSPECTION END

C2581-78 Radar Beam Offcntr

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2581	78	RADAR BEAM OFFCNTR (Radar beam off-center)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	Radar of distance sensor is off the aiming point
			Diagnosis delay time	30 minutes or more

POSSIBLE CAUSE

Radar is off the aiming point

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “C2581-78” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2581-78” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

VISUAL INSPECTION

Check distance sensor and distance sensor sensor bracket for damage or looseness.

Does damage or looseness exist?
YES >>
1. Repair or replace affected components. Refer to Removal and Installation.
2. Perform distance sensor alignment. Refer to Work Procedure.
NO >>
GO TO 2 .
CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if the “C2581-78” is detected in “Self Diagnostic Result” of “LASER/RADAR”.

Is “C2581-78” detected?
YES >>
Replace the distance sensor. Refer to Removal and Installation.
NO >>
INSPECTION END

C2582-97 Radar Stain

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2582	97	RADAR STAIN (Radar stain)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If any stain occurs to distance sensor body window.
			Diagnosis delay time	60 seconds or more

POSSIBLE CAUSE

Stain or foreign materials is deposited
Cracks or scratches exist

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “C2582-97” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2582-97” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

VISUAL CHECK 1

Check the contamination and foreign matter on the distance sensor area of the front bumper.

Does contamination or foreign materials adhere?
YES >>
Wipe out the contamination and foreign matter on the distance sensor area of the front bumper.
NO >>
GO TO 2.
VISUAL CHECK 2
1. Remove the front bumper. Removal and Installation
2. Check distance sensor for contamination and foreign matter.
Does contamination or foreign matter adhere?
YES >>
Wipe out the contamination and foreign matter from the distance sensor.
NO >>
GO TO 3.
VISUAL CHECK 3

Check distance sensor for cracks and scratches.

Is it found?
YES >>
Replace the distance sensor. Removal and Installation
NO >>
GO TO 4.
PERFORM RADAR ALIGNMENT
1. Adjust the radar alignment with CONSULT. Work Procedure
2. Perform AEB system action test to check the operation status. Work Procedure
3. Perform “All DTC Reading”.
4. Check the “C2582-97” is detected in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2582-97” detected?
YES >>
Replace the distance sensor. Removal and Installation
NO >>
GO TO 5.
INTERVIEW
1. Ask if there is any trace of contamination or foreign materials adhering to the distance sensor area of the front bumper.
2. Ask if distance sensor area of the front bumper was frosted during driving or if Nissan Sentra vehicle was driven in snow.
3. Ask if distance sensor area of the front bumper was temporarily fogged. (Windshield glass may also tend to fog, etc.)
Is any of above conditions seen?
YES >>
Explain to the customer about the difference between the contamination detection function and the indication when the malfunction is detected and tell them “This is not malfunction”.
NO >>
Replace the distance sensor. Removal and Installation

C2587-17 Power Supply Circuit

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2587	17	POWER SUPPLY CIRCUIT (Power supply circuit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	Battery power supply
			Threshold	The battery voltage sent to distance sensor remains above 16V
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Connector, harness, fuse
Distance sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “C2587-17” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2587-17” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DISTANCE SENSOR POWER SUPPLY AND GROUND CIRCUIT

Check power supply and ground circuit of distance sensor. Refer to Diagnosis Procedure.

Is the inspection result normal?
YES >>
Replace the distance sensor. Refer to Removal and Installation
NO >>
Repair or replace the malfunctioning parts.

C258d-86 Steering Angle Sensor

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258D	86	STRG SEN CIR (Steering angle sensor circuit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the steering angle sensor is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

Steering angle sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258D-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. DTC Index
NO >>
GO TO 2 .
PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “C258D-86” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.
Is “C258D-86” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258D-86” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. DTC Index
NO >>
GO TO 2 .
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ABS”.

Is any DTC detected?
YES >>
Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. DTC Index
NO >>
1. Perform neutral position adjustment of steering angle sensor. Work Procedure
2. GO TO 3 .
CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258D-86” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?
YES >>
Replace the distance sensor. Removal and Installation
NO >>
INSPECTION END

C258e-82 Steering Angle Sensor

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C258E	82	STRG SEN CIR (Steering angle sensor circuit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	If the steering angle sensor is malfunction
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

Steering angle sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC “C258E-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. DTC Index
NO >>
GO TO 2 .
PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “C258E-82” is detected as the current malfunction in self-diagnosis results of “LASER/RADAR”.
Is “C258E-82” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC “C258E-82” is displayed with Network-DTC, first diagnose the Network-DTC.

Is applicable DTC detected?
YES >>
Perform diagnosis of applicable. DTC Index
NO >>
GO TO 2 .
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS RESULTS

Check if any DTC is detected in “Self Diagnostic Result” of “ABS”.

Is any DTC detected?
YES >>
Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. DTC Index
NO >>
1. Perform neutral position adjustment of steering angle sensor. Work Procedure
2. GO TO 3 .
CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULTS

Check if “C258E-82” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.

Is any DTC detected?
YES >>
Replace the distance sensor. Removal and Installation
NO >>
INSPECTION END

C2597-16 Power Supply Circuit

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2597	16	POWER SUPPLY CIRCUIT (Power supply circuit)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	Battery power supply
			Threshold	The battery voltage sent to distance sensor remains less than 7.9 V
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Connector, harness, fuse
Distance sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “C2597-16” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2597-16” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK DISTANCE SENSOR POWER SUPPLY AND GROUND CIRCUIT

Check power supply and ground circuit of distance sensor. Refer to Diagnosis Procedure.

Is the inspection result normal?
YES >>
Replace the distance sensor. Refer to Removal and Installation.
NO >>
Repair or replace the malfunctioning parts.

C2598-97 Unit Low Temp

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C2598	97	UNIT LOW TEMP (Unit low temperature)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	—
			Threshold	Temperature detected by the temperature sensor integrated in distance sensor remains less than -40°C (-40°F)
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Temperature around the distance sensor becomes extremely low or high

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE
1. Turn the ignition switch OFF.
2. Wait for 10 minutes or more.
3. Start the engine.
4. Turn the AEB system ON.
5. Perform “All DTC Reading” with CONSULT.
6. Check if the “C2598-97” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “C2598-97” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

CHECK ENVIRONMENT CONDITION

Check ambient temperature.

Is ambient temperature 0°C (32°F) or more?
YES >>
Replace the distance sensor. Removal and Installation
NO >>
Perform check again at 0°C (32°F) or more.

U0077-00 Can Comm Circuit

Dtc Description

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0077	00	Control module communication (Control module communication)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U0077-00” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U0077-00” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS
1. Turn the ignition switch ON.
2. Turn the AEB system ON, and then wait for 2 seconds or more.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U0077-00” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U0077-00” detected as the current malfunction?
YES >>
Trouble Diagnosis Flow Chart
NO >>
INSPECTION END

U0078-00 Can Comm Circuit

Dtc Description

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U0078	00	Control module communication (Control module communication)	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U0078-00” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U0078-00” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS
1. Turn the ignition switch ON.
2. Turn the AEB system ON, and then wait for 2 seconds or more.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U0078-00” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U0078-00” detected as the current malfunction?
YES >>
Trouble Diagnosis Flow Chart
NO >>
INSPECTION END

U1321-55 Configuration Unfinished

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U1321	55	Configuration unfinished (Configuration unfinished)	Diagnosis condition	When ignition switch is ON.
			Signal (terminal)	―
			Threshold	Configuration of the distance sensor is incomplete
			Diagnosis delay time	5 seconds or more

POSSIBLE CAUSE

Configuration of the distance sensor is not completed
distance sensor

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB or LDW system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U1321-55” is detected as the current malfunction on the self-diagnosis results of “LASER/RADAR”.
Is “U1321-55” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM CONFIGURATION OF DISTANCE SENSOR
1. Perform configuration of the distance sensor. Work Procedure
2. Erases self-diagnosis results.
3. Perform DTC confirmation procedure again. Confirmation Procedure
Is DTC “U1321-55” detected?
YES >>
Replace the distance sensor. Removal and Installation
NO >>
INSPECTION END

U2148-83 Can Comm Circuit

Dtc Description

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2148	83	CAN comm err (brake control unit) [Controller area network communication error (Brake control unit)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U2148-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U2148-83” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS
1. Turn the ignition switch ON.
2. Turn the AEB system ON, and then wait for 2 seconds or more.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U2148-83” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U2148-83” detected as the current malfunction?
YES >>
Trouble Diagnosis Flow Chart
NO >>
INSPECTION END

U2148-87 Can Comm Circuit

Dtc Description

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2148	87	CAN comm err (brake control unit) [Controller area network communication error (Brake control unit)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U2148-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U2148-87” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS
1. Turn the ignition switch ON.
2. Turn the AEB system ON, and then wait for 2 seconds or more.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U2148-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U2148-87” detected as the current malfunction?
YES >>
Trouble Diagnosis Flow Chart
NO >>
INSPECTION END

U214f-87 Can Comm Circuit

Dtc Description

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U214F	87	CAN comm err (BCM) [Controller area network communication error (Body control module)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U214F-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U214F-87” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS
1. Turn the ignition switch ON.
2. Turn the AEB system ON, and then wait for 2 seconds or more.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U214F-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U214F-87” detected as the current malfunction?
YES >>
Trouble Diagnosis Flow Chart
NO >>
INSPECTION END

U2152-87 Can Comm Circuit

Dtc Description

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2152	87	CAN comm err (ADAS control unit) [Controller area network communication error (Advanced driver assistance systems control unit)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U2152-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U2152-87” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS
1. Turn the ignition switch ON.
2. Turn the AEB system ON, and then wait for 2 seconds or more.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U2152-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U2152-87” detected as the current malfunction?
YES >>
Trouble Diagnosis Flow Chart
NO >>
INSPECTION END

U215b-87 Can Comm Circuit

Dtc Description

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U215B	87	CAN comm err (IPDM E/R) [Controller area network communication error (Intelligent power distribution module engine room)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U215B-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U215B-87” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS
1. Turn the ignition switch ON.
2. Turn the AEB system ON, and then wait for 2 seconds or more.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U215B-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U215B-87” detected as the current malfunction?
YES >>
Trouble Diagnosis Flow Chart
NO >>
INSPECTION END

U2176-87 Can Comm Circuit

Dtc Description

DTC Description

CAN COMMUNICATION

CAN communication is a multiplex communication system. This enables the system to transmit and receive large quantities of data at high speed by connecting control units with 2 communication lines.
CAN communication lines adopt twisted-pair line style (two lines twisted) for noise immunity.

DTC DETECTION LOGIC

DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
DTC		CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
U2176	87	CAN comm err (CCM) [Controller area network communication error (Chassis control module)]	Diagnosis condition	When engine is running When AEB system is ON
			Signal (terminal)	CAN communication signal
			Threshold	If distance sensor is not transmitting or receiving CAN communication signal
			Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication system

FAIL-SAFE

The following systems are canceled.

Nissan Sentra Vehicle-to-vehicle distance control mode
Conventional (fixed speed) cruise control mode
AEB
I-FCW

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the AEB system ON.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U2176-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U2176-87” detected as the current malfunction?
YES >>
DTC Diagnosis Procedure
NO-1 >>
To check malfunction symptom before repair: Intermittent Incident
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM THE SELF-DIAGNOSIS
1. Turn the ignition switch ON.
2. Turn the AEB system ON, and then wait for 2 seconds or more.
3. Perform “All DTC Reading” with CONSULT.
4. Check if the “U2176-87” is detected as the current malfunction in “Self Diagnostic Result” of “LASER/RADAR”.
Is “U2176-87” detected as the current malfunction?
YES >>
Trouble Diagnosis Flow Chart
NO >>
INSPECTION END

Dtc/circuit Diagnosis

...

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