LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis (Single Page) >> Steering >> Steering Control Systems >> Steering Control System (Direct Adaptive Steering) (DTC/Circuit Diagnosis) (2 Of 2) >> DTC/Circuit Diagnosis >> C13E6-00 Heat Protection >> EPS/DAST 3 >> DTC Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Description

NOTE: SYMBOL The DTC "C13E6-00" may be detected due to the high temperature of engine when starting the direct adaptive steering system after idling the engine for a long time.

DTC DETECTION LOGIC 

DTC No. CONSULT screen terms(Trouble diagnosis content) DTC detected condition
C13E6-00 HEAT PROTECTION(Heat protection) Diagnosis condition When engine running
Signal (terminal) -
Threshold The internal temperature of steering force motor reaches 302°F (150°C) or more, and then the protection function operates.
Diagnosis delay time 1 seconds or more

POSSIBLE CAUSE 

FAIL-SAFE 

Protection mode

NOTE: SYMBOL For details of protection mode, refer to Protection Function .

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 "C13E6-00" detected?

    YES>>

    Proceed to diagnosis procedure. Refer to DTC Diagnosis Procedure .

    NO>>

    The temporary rise of steering force motor internal temperature caused the protection function to operate. This is not a system malfunction. Inspection End.