Nissan Murano: Dtc/circuit Diagnosis / C1201 Controller Failure

Nissan Murano (Z52) 2015-2024 Service Manual / Transmission & Driveline / Driveline :: Transfer: Ty21c / Dtc/circuit Diagnosis / C1201 Controller Failure

DTC Description

DTC DETECTION LOGIC

Malfunction has occurred inside AWD control unit.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)
DTC detecting condition
C1201

CONTROLLER FAILURE

(Control unit failure)
Diagnosis condition Ignition switch: ON
Signal
Threshold
Diagnosis delay time

POSSIBLE CAUSE

Internal malfunction of AWD control unit

FAIL-SAFE

Front-wheel drive or shifts to 4-wheel drive (rear-wheels still have some driving torque).

DTC Confirmation Procedure

PRECONDITIONING

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

>>

GO TO 2.

DTC REPRODUCTION PROCEDURE

CONSULT

  1. Ignition switch ON.

  2. Select “Self Diagnostic Result” mode of “ALL MODE AWD/4WD”.

Is DTC “C1201” detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO>>

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

NO>>

Confirmation after repair: Inspection End.

DTC Diagnosis Procedure

SELECT SELF DIAGNOSTIC RESULT

CONSULT

  1. Select “Self Diagnostic Result” mode of “ALL MODE AWD/4WD”.

  2. Ignition switch OFF, and then wait 10 seconds or more.

  3. Select “Self Diagnostic Result” mode of “ALL MODE AWD/4WD”.

Is DTC “C1201” detected?

YES>>

Replace AWD control unit. Refer to Removal and Installation.

NO>>

Check AWD control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace error-detected parts.

    Dtc/circuit Diagnosis

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