LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2011 >> QX56 RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Transfer Case (ATX90A)) >> DTC/Circuit Diagnosis >> DTC P1802, P1803, P1804, P1809: Transfer Control Unit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different variant/trim than selected.
  1. PERFORM SELF-DIAGNOSIS

    With CONSULT-III 

    1. Erase self-diagnostic results for "ALL MODE AWD/4WD".
    2. Turn the ignition switch OFF, and then wait 10 seconds and more.
    3. Perform self-diagnosis for "ALL MODE AWD/4WD".

      Are DTC's "P1802, P1803, P1804 or 1809" detected? 

      YES: Replace transfer control unit. Refer to "REMOVAL AND INSTALLATION ".

      NO: Check transfer control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace error-detected parts.

scientia non olet · About LEMON Manuals