Nissan Murano: Dtc/circuit Diagnosis / U0102 Lost Communication (transfer)

Nissan Murano (Z52) 2015-2024 Service Manual / Transmission & Driveline / Transaxle & Transmission :: Cvt: Re0f10j / Dtc/circuit Diagnosis / U0102 Lost Communication (transfer)

DTC Description

DTC DETECTION LOGIC

When the ignition switch is ON, TCM is unable to receive the CAN communications signal from AWD control unit continuously for 2 seconds or more.

DTC

CONSULT screen terms

(Trouble diagnosis content)
DTC detection condition
U0102

LOST COMM (TRANSFER)

(Lost Communication With Transfer Case Control Module)
Diagnosis condition When the ignition switch is ON
Signal CAN communication signal
Threshold TCM is unable to receive the CAN communications signal from AWD control unit
Diagnosis delay time Continuously for 2 seconds or more

POSSIBLE CAUSE

  • AWD control unit

  • Harness or connector (CAN communication line is open or shorted)

FAIL-SAFE

Not changed from normal driving

DTC Confirmation Procedure

PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.

>>

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

  1. Start the engine and wait for at least 5 seconds.

  2. Check the DTC.

Is “U0102” detected?

YES>>

Go to Diagnosis Procedure.

NO-1>>

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

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

For the diagnosis procedure, refer to DESCRIPTION.

    U0100 Lost Communication (ecm A)

    DTC Description DTC DETECTION LOGICWhen the ignition switch is ON, TCM is unable to receive the CAN communications signal from ECM continuously for 2 seconds or more...

    U0122 Lost Communication (vdc)

    DTC Description DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition U0122 LOST COMM (BRAKE C/U) (Lost Communication With Nissan Murano Vehicle Dynamics Control Module) Diagnosis condition When the ignition switch is ON Signal CAN communication signal Threshold TCM is unable to receive the CAN communications signal from ABS actuator and electric unit (control unit) Diagnosis delay time Continuously for 2 seconds or more POSSIBLE CAUSE ABS actuator and electric unit (control unit) Harness or connector (CAN communication line is open or shorted) FAIL-SAFENot changed from normal drivingDTC CONFIRMATION PROCEDURECHECK DTC PRIORITY WhenDTC U0122 is displayed together with DTC U0300, diagnose first the DTC U0300...

    Other information:

    Nissan Murano (Z52) 2015-2024 Service Manual: U1300 Av Comm Circuit


    DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition U1300–01 AV communication circuit (AV communication circuit) Diagnosis condition When ignition switch is ON. Signal (terminal) — Threshold — Diagnosis delay time — POSSIBLE CAUSE AV communication circuit AV control unit Combination meter FAIL-SAFEAV communication is inoperative DTC Confirmation Procedure PERFORM DTC CONFIRMATION PROCEDURE CONSULT Ignition switch ON...

    Nissan Murano (Z52) 2015-2024 Service Manual: Adas Control Unit 2


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