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Home >> Lexus >> 2007 >> IS 250 AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control >> VEHICLE STABILITY CONTROL SYSTEM (w/o VDIM) >> DTC C1223/43 ABS Control System Malfunction >> Inspection Procedure
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Inspection Procedure

NOTE: When replacing the brake actuator assembly, perform zero point calibration (See CALIBRATION  ).
  1. CHECK ABS CONTROL SYSTEM 
    1. Clear the DTC (See DTC CHECK / CLEAR  ).
    2. Turn the engine switch on (IG).
    3. Check if the same DTC is recorded (See DTC CHECK / CLEAR  ).

      Result 

      DTC RESULT CHART

      Condition Proceed to
      DTC (ABS control system DTC) is not output A
      DTC (ABS control system DTC) is output B (DIAGNOSTIC TROUBLE CODE CHART  )

    B: REPAIR CIRCUIT INDICATED BY OUTPUT DTC 

    A: Go to Next Step 

  2. RECONFIRM DTC 
    1. Clear the DTC (See DTC CHECK / CLEAR  ).
    2. Turn the engine switch on (IG).
    3. Check if the same DTC is recorded (See DTC CHECK / CLEAR  ).

      Result 

      DTC RESULT CHART

      Condition Proceed to
      DTC (C1223/43) is not output A
      DTC (C1223/43) is output B

    B: REPLACE BRAKE ACTUATOR ASSEMBLY 

    A: USE SIMULATION METHOD TO CHECK