Nissan Sentra Service Manual: C1120, C1122, C1124, C1126 ABS In valve system
DTC Logic
Dtc detection logic
| DTC | Display Item | Malfunction detected condition | Possible causes |
| C1120 | FR LH IN ABS SOL | When a malfunction is detected in front LH ABS IN valve. |
|
| C1122 | FR RH IN ABS SOL | When a malfunction is detected in front RH ABS IN valve. | |
| C1124 | RR LH IN ABS SOL | When a malfunction is detected in rear LH ABS IN valve. | |
| C1126 | RR RH IN ABS SOL | When a malfunction is detected in rear RH ABS IN valve. |
DTC CONFIRMATION PROCEDURE
1.CHECK SELF DIAGNOSTIC RESULT
With CONSULT
-
Turn ignition switch ON.
-
Perform self diagnostic result.
Is DTC C1120, C1122, C1124 or C1126 detected? YES >> Proceed to diagnosis procedure. Refer to BRC-72, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to BRC-44, "Wiring Diagram".
1.CONNECTOR INSPECTION
-
Turn ignition switch OFF.
-
Disconnect ABS actuator and electric unit (control unit) connector.
-
Check connector and terminals for deformation, disconnection, looseness or damage.
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace as necessary.
2.Check ABS Actuator and electric unit (control unit) battery power supply
Check voltage between ABS actuator and electric unit (control unit) connector E33 terminal 25 and ground.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace malfunctioning components.
3.Check ABS actuator and electric unit (control unit) ground circuit
Check continuity between ABS actuator and electric unit (control unit) connector E33 terminals 13, 38 and ground.
Is the inspection result normal? YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC-110, "Removal and Installation".
NO >> Repair or replace malfunctioning components.
C1116 Stop lamp switch
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
C1116
STOP LAMP SW
When stop lamp switch circuit is open.
Harn ...
C1121, C1123, C1125, C1127 ABS OUT Valve system
DTC Logic
DTC DETECTION LOGIC
DTC DETECTION LOGIC
Display Item
Malfunction detected condition
Possible causes
C1121
FR LH OUT ABS SOL
When a malfunction is detected i ...
Other materials:
Turn signal lamp circuit
Description
The bcm monitors inputs from the combination switch to determine when to
activate the turn signals. The
bcm outputs voltage direction to the left and right turn signals during turn
signal operation or both during hazard
warning operation. The bcm sends a turn signal indicator req ...
Tcm branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and loose
connection (unit side and connector
side).
Tcm
Harness connector F50
Harness co ...
Diagnosis system (bcm) (with intelligent
key system)
Common item
Common item : consult function (bcm -
common item)
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
Direct Diagnostic Mode
Description
ECU identification
The BCM part number is displayed.
Self Diagnostic Result
...
