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Home >> Infiniti >> 2021 >> QX50 Essential, 4WD >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> ADAS Control Unit (DTC/Circuit Diagnosis) (1 Of 2) >> DTC C1A33: Can Transmission Error >> ADAS Control Unit >> With Direct Adaptive Steering System >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK DTC PRIORITY 

    If DTC "C1A33-00" is displayed with DTC "U1000-01", first diagnose the DTC "U1000-01".

    Is applicable DTC detected?

    YES

    Perform diagnosis of applicable. Refer to DTC Description .

    NO

    GO TO 2.

  2. CHECK SELF-DIAGNOSIS RESULTS 

    Check if "U1000-01" is detected other than "C1A33-00" in "Self Diagnostic Result" of "ICC/ADAS".

    Is "U1000-01" detected?

    YES

    Perform the CAN communication system inspection. Repair or replace the malfunctioning parts. Refer to DTC Index .

    NO

    Replace the ADAS control unit. Refer to Removal and Installation .

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