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Home >> Infiniti >> 2024 >> QX55 Sensory >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System (Direct Adaptive Steering) (DTC/Circuit Diagnosis) (1 Of 2) >> DTC/Circuit Diagnosis >> C13BB-00 Control Module Power Supply >> 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
C13BB-00 CONTROL MODULE POWER SUPPLY(Control module power supply) Diagnosis condition When engine running.
Signal (terminal) Battery power supply voltage
Threshold Control module power supply is following condition.
  • 20 V ≤ Battery power supply
Diagnosis delay time 1 seconds or more

POSSIBLE CAUSE 

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. Select "Self Diagnostic Result" mode of "EPS/DAST 3".

    Is DTC "C13BB-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