Nissan Versa (N17): P1612 Chain of ECM-IMMU

Nissan Versa 2nd generation (N17) Service Manual / Body exterior, doors, roof & vehicle security / Security control system (SEC) / P1612 Chain of ECM-IMMU

DTC Logic

DTC DETECTION LOGIC

NOTE:

  • If DTC P1612 is displayed with DTC U1000 (for BCM), first perform the trouble diagnosis for DTC U1000.

    Refer to BCS "DTC Logic".

  • If DTC P1612 is displayed with DTC U1010 (for BCM), first perform the trouble diagnosis for DTC U1010.

    Refer to BCS "DTC Logic".           

1.PERFORM DTC CONFIRMATION PROCEDURE

1. Turn ignition switch ON.

2. Check DTC in Self Diagnostic Result mode of ENGINE using CONSULT.

Is DTC detected?

YES >> Go to SEC "Diagnosis Procedure".

NO >> Inspection End.

Diagnosis Procedure

1.REPLACE BCM

1. Replace BCM. Refer to BCS "Removal and Installation".

2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.

Does the engine start?

YES >> Inspection End.

NO >> GO TO 2.

2.REPLACE ECM

1. Replace ECM. Refer to EC "Removal and Installation".

2. Perform "ADDITIONAL SERVICE WHEN REPLACING ECM". Refer to EC "Work Procedure".

>> Inspection End.

Other materials:

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P072F Stuck in 4GR
DTC Logic DTC DETECTION LOGIC DTC Trouble diagnosis name DTC detection condition Possible causes P072F Stuck in Gear 4 The following diagnosis conditions are met and the detection conditions continue for 0.5 seconds or more.- Diagnosis condition - Shifti ...

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