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Home >> Lexus >> 2007 >> ES 350 >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control >> Vehicle Stability Control System >> DTC C1210/36 Zero Point Calibration of Yaw Rate Sensor Undone; DTC C1336/39 Zero Point Calibration of Acceleration Sensor Undone >> Inspection Procedure

Inspection Procedure

NOTE: When replacing the brake actuator assembly, perform zero point CALIBRATION  .

HINT:

When U0123/62, U0124/95 or U0126/63 is output along with C1210/36 or C1336/39, inspect and repair trouble areas indicated by U0123/62, U0124/95 or U0126/63 first.

  1. PERFORM ZERO POINT CALIBRATION OF YAW RATE AND ACCELERATION SENSOR 
    1. Perform zero point calibration of the yaw rate and acceleration sensor (See CALIBRATION  ).
  2. RECONFIRM DTC 
    1. Turn the engine switch off.
    2. Clear the DTC (See DTC CHECK / CLEAR  ).
    3. Turn the engine switch on (IG).
    4. Check if the same DTCs are recorded (See DTC CHECK / CLEAR  ).

      Result 

      RESULT CHART

      Condition Proceed to
      DTCs (C1210/36 and/or C1336/39) are output A
      DTCs (C1210/36 and/or C1336/39) are not output B

      HINT:

      • The DTCs are recorded because zero point calibration has not been completed.
      • End the procedure as the same DTCs are not recorded after completion of zero point calibration.

    B: END 

    A: Go to Next Step 

  3. CHECK YAW RATE AND ACCELERATION SENSOR INSTALLATION 
    1. Turn the engine switch off.
    2. Check that the yaw rate and acceleration sensor has been installed properly (See INSPECTION  ).

      OK: 

      The sensor should be tightened to the specified torque. 

      The sensor should not be tilted. 

    NG: INSTALL YAW RATE AND ACCELERATION SENSOR CORRECTLY 

    OK: REPLACE BRAKE ACTUATOR ASSEMBLY