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Home >> Toyota >> 2008 >> RAV4 Base, 2.4 D, AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control >> Vehicle Stability Control System >> DTC C1203/53 ECM Communication Circuit Malfunction >> Inspection Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Inspection Procedure

HINT:

Check that the part numbers of the installed ECM and skid control ECU are correct before performing the following procedure.

  1. RECONFIRM DTC 
    1. Clear the DTC (see DTC CHECK / CLEAR  ).
    2. Start the engine.
    3. Check if the same DTC is output (see DTC CHECK / CLEAR  ).

      Result 

      DTC RESULT DESCRIPTION

      Result Proceed to
      DTC is output A
      DTC is not output B

    B: END 

    A: REPLACE ECM