Nissan Sentra B18 (2020-2025) Service Manual / Steering / Steering Control System :: Dtc/circuit Diagnosis / C161e-86 Abs System

Nissan Sentra B18 (2020-2025) Service Manual: C161e-86 Abs System

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC No.	CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
C161E-86	ABS system (Anti-lock braking system )	Diagnosis condition	When ignition switch is ON.
		Signal (terminal)	CAN communication signal
		Threshold	When a malfunction is detected in ABS actuator and electric unit (control unit).
		Diagnosis delay time	2 seconds or more

POSSIBLE CAUSE

CAN communication line
ABS actuator and electric unit (control unit)
EPS control unit

FAIL-SAFE

Normal control

Confirmation Procedure

PRECONDITIONING
1. If “Confirmation Procedure” has been previously conducted, always place the ignition switch OFF and wait at least 10 seconds before conducting the next test.
>>
GO TO 2.
DTC REPRODUCTION PROCEDURE
1. CONSULT
  1. Ignition switch ON.
  2. Select “Self Diagnostic Result” mode of “EPS/DAST 3”.
Is DTC “C161E-86” detected?
YES >>
Proceed to diagnosis procedure. Refer to DTC Diagnosis Procedure.
NO >>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO >>
Confirmation after repair: Inspection End.

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

PERFORM SELF DIAGNOSTIC RESULT
1. CONSULT
  1. Ignition switch ON.
  2. Select “Self Diagnostic Result” mode of “ABS”.
Is any DTC detected?
YES >>
Check the DTC. Refer to DTC Index.
NO >>
GO TO 2.
CHECK CONNECTOR AND TERMINAL
1. 1. Ignition switch OFF.
  2. Disconnect ABS actuator and electric unit (control unit) harness connector.
  3. Disconnect EPS control unit harness connector.
  4. Check the connector for disconnection or looseness.
  5. Check the pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES >>
GO TO 3.
NO >>
Repair or replace harness, connector, or terminal, securely lock the connector.
PERFORM SELF DIAGNOSTIC RESULT
1. CONSULT
  1. Connect ABS actuator and electric unit (control unit) harness connector.
  2. Connect EPS control unit harness connector.
  3. Ignition switch ON.
  4. Erase "Self Diagnostic Result" mode of "EPS/DAST 3".
  5. Ignition switch OFF and wait for at least 10 seconds.
  6. Ignition switch ON.
  7. Select “Self Diagnostic Result” mode of “EPS/DAST 3”.
Is DTC “C161E-86” detected?
YES>>
EPS control unit is malfunctioning. Replace steering gear column assembly. Refer to Removal and Installation.
NO>>
Inspection End.

 C161c-87 Steering Angle Sensor System

Dtc Description DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition C161C-87 ST angle sensor system (Steering an...

 U0073-00 Can Comm Circuit

Dtc Description DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition U0073-00 Control module comm bus "A" Off (Co...

Other materials:

P1217 Engine Over Temperature
Dtc Description DTC Description ECM controls cooling fan to the maximum speed when receives the signal abnormality of each sensor, CAN and IPDM E/R, and severed wire short circuit abnormality. If the cooling fan or another component in the cooling system malfunctions, engine coola ...

Air Pressure Monitor
Consult Function (bcm - Air Pressure Monitor) CONSULT Function (BCM - AIR PRESSURE MONITOR) Note: The Signal Tech II Tool [– (NI-50190)] can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information. Activate and ...

Seats
This section describes the seat design and adjustment features of the Nissan Sentra, helping drivers and passengers achieve a safe, comfortable, and ergonomically correct seating position. WARNING Do not ride in a moving Nissan Sentra when the seatback is reclined. This is extremely ...