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Home >> Infiniti >> 2012 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1550 To P2A03 >> DTC P1652: Starter Motor System Comm >> Diagnosis Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Diagnosis Procedure

  1. INSPECTION START
    1. Erase DTC.
    2. Perform DTC confirmation procedure. Refer to "DTC LOGIC ".
    3. Check DTC.

    Is the P1652 displayed again? 

    YES: GO TO 2.

    NO: INSPECTION END

  2. CHECK INTERMITTENT INCIDENT

    Perform "INTERMITTENT INCIDENT ".

    Is the inspection result normal? 

    YES: Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION ".

    NG: Repair or replace error-detected parts.