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Home › Toyota › 2009 › Highlander Base, 2.7 A › Repair and Diagnosis › Brakes › Traction Control › Brake Control - Except Hybrid › Vehicle Stability Control System › DTC C1201 Engine Control System Malfunction › Inspection Procedure

Inspection Procedure

  1. CHECK ENGINE CONTROL SYSTEM 
    1. Check if any engine control system DTC is output (See DTC CHECK/CLEAR for 2GR-FE, or See DTC CHECK/CLEAR for 1 AR-FE).

    Result 

    RESULT CHART

    Result Proceed to
    DTC is not output (for 2GR-FE) A
    DTC is not output (for 1AR-FE) B
    DTC is output (for 2GR-FE) C
    DTC is output (for 1AR-FE) D

    B: REPLACE ECM (for 1 AR-FE)  (See REMOVAL )

    C: INSPECT ENGINE CONTROL SYSTEM (for 2GR-FE)  (See DIAGNOSTIC TROUBLE CODE CHART )

    D: INSPECT ENGINE CONTROL SYSTEM (for 1 AR-FE)  (See DIAGNOSTIC TROUBLE CODE CHART )

    A: REPLACE ECM (for 2GR-FE)  (See REMOVAL )

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