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Home >> Lexus >> 2021 >> GX 460 Premium >> Repair and Diagnosis >> Suspension >> Electronic Suspension >> Air Suspension System (Diagnostic Codes & Symptom Tests) >> Air Suspension System >> DTC C1787-87: (Horizontality) G Sensor Malfunction [08/2015 - 08/2019] >> Procedure

DTC C1787-87: (Horizontality) G Sensor Malfunction [08/2015 - 08/2019]: Procedure

  1. CHECK DTC (VEHICLE STABILITY CONTROL SYSTEM) 
    1. Check for yaw rate and acceleration sensor malfunction DTCs (Refer to DTC CHECK / CLEAR [08/2015 - 08/2019] ).
      RESULT

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

    Result: 

    REPLACE SUSPENSION CONTROL ECU 

    (Refer to REMOVAL [08/2015 - ] )

    Result: 

    GO TO VEHICLE STABILITY CONTROL SYSTEM (DIAGNOSTIC TROUBLE CODE CHART) 

    (Refer to DIAGNOSTIC TROUBLE CODE CHART [08/2015 - 08/2019] )