Nissan Murano: Dtc/circuit Diagnosis / C1110 Abs Actuator and Electric Unit (control Unit)

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

NOTE:

Confirm if DTC is PAST or CRNT. If DTC is CRNT, proceed with Diagnosis Procedure. If DTC is PAST, clear the DTC. Do not replace the ABS actuator and electric unit (control unit) for a PAST DTC.

FAIL-SAFE

The following functions are suspended:

• VDC function

• TCS function

• ABS function

• EBD function

• Brake assist function

• Hill start assist function

PRECONDITIONING

If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always ignition switch OFF and wait at least 10 seconds before conducting the next test.

GO TO 2.

CHECK DTC DETECTION

CONSULT

1. Ignition switch OFF.

   NOTE:

   Wait at least 10 seconds after ignition switch OFF.

2. Start the engine.

   NOTE:

   Wait at least 10 seconds after starting the engine.

3. Select “Self Diagnostic Result” mode of “ABS”.

Is DTC “C1110” detected?

“C1110” is displayed as “CRNT”: Proceed to DTC Diagnosis Procedure.

“C1110” is displayed as “PAST”: Inspection End. (Erase the memory of “Self Diagnostic Result” mode of “ABS”.)

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: Inspection End.

ADJUST THE NEUTRAL POSITION OF STEERING ANGLE SENSOR

CONSULT

Perform neutral position adjustment of steering angle sensor. Refer to Description.

Is neutral position adjustment of steering angle sensor finished?

GO TO 2.

Check the steering angle sensor system. Refer to DTC Diagnosis Procedure.

CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT

Check the ABS actuator and electric unit (control unit) power supply and ground circuits. Refer to Diagnosis Procedure.

Is the inspection result normal?

GO TO 3.

Repair / replace harness, connector, fuse, or fusible link.

PERFORM SELF DIAGNOSTIC RESULT

CONSULT

Select “Self Diagnostic Result” mode of “ABS”.

NOTE:

Replace the ABS actuator and electric unit (control unit) even if other DTCs are displayed along with “C1110” in “Self Diagnostic Result” mode of “ABS”.

Is DTC “C1110” detected?

Replace the ABS actuator and electric unit (control unit). Refer to Removal and Installation.

Inspection End. (Although motor that is built-in the ABS actuator and electric unit (control unit) operates temporarily without a break, this is not a malfunction. Erase the memory of “Self Diagnostic Result” mode of “ABS”.)