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Home >> Infiniti >> 2014 >> QX80 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0460 To P1226 >> DTC P062B: ECM >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK FUEL INJECTOR 

    Perform fuel injector. Refer to "COMPONENT FUNCTION CHECK ".

    Is inspection result normal? 

    YES: GO TO 2.

    NO: Repair or replace error-detected parts.

  2. PERFORM DTC CONFIRMATION PROCEDURE 
    1. Turn ignition switch ON.
    2. Erase DTC.
    3. Perform DTC confirmation procedure again. Refer to "DTC LOGIC ".
    4. Check 1st trip DTC.

      Is the DTC P062B displayed again? 

      YES: Replace ECM. Refer to "REMOVAL AND INSTALLATION ".

      NO: INSPECTION END

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