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POWER STEERING SYSTEM, Diagnostic DTC:U0100, U0129, U0132, U1104

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DTC Code DTC Name
U0100 Lost Communication with ECM / PCM "A"
U0129 Lost Communication with Brake System Control Module
U0132 Lost Communication with Ride Level Control Module
U1104 Lost Communication with Driving Support ECU
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DESCRIPTION

The power steering ECU assembly receives signals from the ECM, skid control ECU (brake actuator assembly), AVS ECU (absorber control ECU) and forward recognition camera via CAN communication.

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Note
U0100 Lost Communication with ECM / PCM "A" Lost communication with ECM

  • CAN communication system

  • ECM

 EPS warning light: Does not come on -
U0129 Lost Communication with Brake System Control Module Lost communication with skid control ECU (brake actuator assembly)

  • CAN communication system

  • Skid control ECU (Brake actuator assembly)

 EPS warning light: Comes on -
U0132 Lost Communication with Ride Level Control Module Lost communication with AVS ECU (absorber control ECU)

  • CAN communication system

  • AVS ECU (absorber control ECU)

 EPS warning light: Does not come on -
U1104 Lost Communication with Driving Support ECU Lost communication with forward recognition camera

  • CAN communication system

  • Forward recognition camera

 EPS warning light: Does not come on w/ Forward Recognition Camera
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PROCEDURE


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    GO TO CAN COMMUNICATION SYSTEM


    1. Go to CAN communication system.

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      Result
      Proceed to
      NEXT

    • NEXT

      END