VARIABLE GEAR RATIO STEERING SYSTEM, Diagnostic DTC:C15C9/76

DTC Code DTC Name
C15C9/76 DRS System Malfunction

DESCRIPTION

When the VGRS ECU (front steering control ECU) detects a problem with the DRS ECU (rear steering control ECU) via CAN communication, a DTC is stored.

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Return-to-normal Condition
C15C9/76 DRS System Malfunction

All conditions are met:


  • 3 seconds or more elapse after turning the engine switch on (IG).

  • Power source voltage at 10 V or higher.

  • Information regarding a DRS ECU internal malfunction is received via CAN communication for approximately 3 seconds or more.

 DRS ECU (rear steering control ECU) Comes on Engine switch on (IG) again

CAUTION / NOTICE / HINT

Note

When replacing the DRS ECU (rear steering control ECU), perform neutral position memorization and motor rotation angle sensor calibration.

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PROCEDURE


  1. CHECK FOR DTC (DYNAMIC REAR STEERING SYSTEM)


    1. Check for DTCs in the dynamic rear steering system.

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      Chassis > DRS > Trouble Codes
      Result
      Proceed to
      NEXT

    NEXT

    GO TO DYNAMIC REAR STEERING SYSTEM (DIAGNOSTIC TROUBLE CODE CHART) Click here