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Home >> Infiniti >> 2011 >> QX56 RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Transfer Case (ATX90A)) >> DTC/Circuit Diagnosis >> DTC P1820: Engine Speed Signal >> DTC Logic >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. DTC REPRODUCTION PROCEDURE

    With CONSULT-III 

    1. Start the engine and drive at 20 km/h (12 MPH) or more.
    2. Perform self-diagnosis for "ALL MODE AWD/4WD".

      Is DTC "P1820" detected? 

      YES: Proceed to diagnosis procedure. Refer to "DIAGNOSIS PROCEDURE ".

      NO: INSPECTION END

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