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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 888 (Automatic Transmission) >> DTC/Circuit Diagnosis >> DTC U1000: Can Comm Circuit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CAN COMMUNICATION CIRCUIT 

    With CONSULT 

    1. Turn ignition switch "ON" and start engine.
    2. Select "SELF-DIAG RESULTS" mode for "TRANSMISSION" with CONSULT.

      Is any malfunction of the "U1000" indicated? 

      YES: Go to "TROUBLE DIAGNOSIS FLOW CHART ".

      NO: INSPECTION END