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Home >> Lexus >> 2007 >> GS 350 RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Transfer Case) >> Four Wheel Drive Control System >> DTC U0073/86 Control Module Communication Bus OFF; DTC U0100/85 Lost Communication with ECM / PCM "A"; DTC I0122/83 Lost Communication with Vehicle Dynamics Control Module; DTC U0126/84 Lost Communication with Steering Angle Sensor Module >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK DTC 
    1. Check DTC (See DTC CHECK / CLEAR ).
    2. Record the output DTC (4WD control system).

      HINT:

      When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system before repairing each corresponding sensor.

    NEXT: GO TO  CAN COMMUNICATION SYSTEM

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