ROAD SIGN ASSIST SYSTEM, Diagnostic DTC:C1AAB

DTC Code DTC Name
C1AAB DRS Stuck Malfunction

DESCRIPTION

The forward recognition camera receives dynamic rear steering system control signals from the DRS ECU (rear steering control ECU). If the forward recognition camera receives a malfunction signal from the dynamic rear steering system, DTC C1AAB is stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1AAB DRS Stuck Malfunction 2 seconds after the engine switch is turned on (IG), a malfunction signal from the DRS ECU (rear steering control ECU) is detected by the forward recognition camera for 5 seconds or more. Dynamic rear steering system

CAUTION / NOTICE / HINT

Note

The road sign assist system uses the CAN communication system. First, confirm that there are no malfunction in the CAN communication system. Refer to How to Proceed with Troubleshooting.

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PROCEDURE


  1. CHECK FOR DTCs (DYNAMIC REAR STEERING SYSTEM)

    Tech Tips

    Road sign assist system DTC C1AAB may be stored due to a malfunction in the dynamic rear steering system. Therefore it is necessary to check for and troubleshoot dynamic rear steering system DTCs first.


    1. Check for DTCs.

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      Chassis > DRS > Trouble Codes
      Result
      Proceed to
      NEXT

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    GO TO DYNAMIC REAR STEERING SYSTEM Click here