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Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis (Single Page) >> Steering >> Steering Control Systems >> Steering Control System (Direct Adaptive Steering) (DTC/Circuit Diagnosis) (1 Of 2) >> DTC/Circuit Diagnosis >> C13A3-00 Control Module >> EPS/DAST 3 >> DTC Description
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DTC Description

DTC DETECTION LOGIC 

DTC No. CONSULT screen terms(Trouble diagnosis content) DTC detected condition
C13A3-00 CONTROL MODULE(Control module) Diagnosis condition
  • When engine running.
  • When steering wheel turning
Signal (terminal) -
Threshold Malfunction of calculation result in steering angle sub control module is detected.
Diagnosis delay time 1 second or less

POSSIBLE CAUSE 

Steering angle sub control module

FAIL-SAFE 

Mode 2

NOTE: SYMBOL For fail-safe mode, refer to Fail-safe .

DTC CONFIRMATION PROCEDURE 

  1. PRECONDITIONING 
    1. If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always place ignition switch OFF and wait at least 10 seconds before conducting the next test.

    >>

    GO TO 2.

  2. DTC REPRODUCTION PROCEDURE 
    1. SYMBOL CONSULT
      1. Start the engine.
        CAUTION:

        Never drive the vehicle.

      2. Turn the steering wheel from full left stop to full right stop.
      3. Return the steering wheel to the straight-ahead position.
      4. Select "Self Diagnostic Result" mode of "EPS/DAST 3".

    Is DTC "C13A3-00" detected?

    YES>>

    Proceed to diagnosis procedure. Refer to DTC Diagnosis Procedure .

    NO>>

    To check malfunction symptom before repair: Refer to Intermittent Incident .

    NO>>

    Confirmation after repair: Inspection End.