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DYNAMIC REAR STEERING SYSTEM, Diagnostic DTC:C1B15

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DTC Code DTC Name
C1B15 Motor Rotation Angle Malfunction
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DESCRIPTION

When the DRS ECU (rear steering control ECU) detects a problem with motor operation, DTC C1B15 is stored.

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Return-to-normal Condition
C1B15 Motor Rotation Angle Malfunction After turning the power switch on (IG), the motor does not operate according to the command from the ECU. Rear steering link assembly Comes on Power switch on (IG) again
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CAUTION / NOTICE / HINT

Note:

If the rear steering link assembly or the rear suspension is removed and installed, replaced, or adjusted, after performing actuator calibration value initialization, perform neutral position memorization and motor rotation angle sensor calibration.

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PROCEDURE


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    CHECK FOR DTC


    1. Check for DTCs.

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      1. Chassis > DRS > Trouble Codes


      Result
      Result Proceed to
      DTC C1B15 is output as a past DTC A
      DTC C1B15 is output as a current DTC B

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    PERFORM ACTUATOR FORCED ACTIVATION


    1. Perform actuator forced activation and confirm the operation of the rear steering.

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      Result
      Result Proceed to
      The rear wheels do not turn or only turn in one direction A
      The rear wheels turn to the left and right B