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Home >> Lexus >> 2013 >> CT 200h Base >> Repair and Diagnosis (Single Page) >> Steering >> Manual Steering >> Power Steering System (Diagnostic Codes & Circuit Tests) >> Power Steering System >> DTC C1516: Torque Sensor Zero Point Adjustment Incomplete; DTC C1526: Rotation Angle Sensor Initialization Incomplete >> Procedure
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DTC C1516: Torque Sensor Zero Point Adjustment Incomplete; DTC C1526: Rotation Angle Sensor Initialization Incomplete: Procedure

  1. CHECK FOR DTC 
    1. Clear the DTCs (step 1). Refer to DTC CHECK / CLEAR [08/2012 - ] .
    2. Initialize the rotation angle sensor value and calibrate the torque sensor zero point (step 2). Refer to CALIBRATION [08/2012 - ] .
    3. Check for DTCs (step 3). Refer to DTC CHECK / CLEAR [08/2012 - ] .

      HINT: 

      If DTCs are output, perform steps 1 to 3 two more times.

      Result

      Result Proceed to
      DTCs are still output after performing rotation angle sensor value initialization and steering zero point calibration 3 times. A
      Normal system code is output. B

    B → END 

    A: Go to next step 

  2. REPLACE POWER STEERING ECU ASSEMBLY 
    1. Replace the power steering ECU assembly. Refer to REMOVAL [08/2012 - ] .

    NEXT: Go to next step 

  3. CHECK FOR DTC 
    1. Clear the DTCs (step 1). Refer to DTC CHECK / CLEAR [08/2012 - ] .
    2. Initialize the rotation angle sensor value and calibrate the torque sensor zero point (step 2). Refer to CALIBRATION [08/2012 - ] .
    3. Check for DTCs (step 3). Refer to DTC CHECK / CLEAR [08/2012 - ] .

      HINT: 

      If DTCs are output, perform steps 1 to 3 two more times.

      Result

      Result Proceed to
      DTCs are still output after performing rotation angle sensor value initialization and steering zero point calibration 3 times. A
      Normal system code is output. B
      NOTE:

      If replacing the steering column assembly, clear the rotation angle sensor calibration value, initialize the rotation angle sensor value, and calibrate the torque sensor zero point. Refer to CALIBRATION [08/2012 - ] .

    B → END 

    A → See step   4 

  4. REPLACE STEERING COLUMN ASSEMBLY. Refer to  REMOVAL [08/2012 - ]