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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 C1A00: Control Unit >> ADAS Control Unit >> Without Direct Adaptive Steering System >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK SELF-DIAGNOSIS RESULTS 

    Check if any DTC other than "C1A00-44", "C1A00-45", "C1A00-46", "C1A00-48" or "C1A00-49" is detected in "Self Diagnostic Result" of "ICC/ADAS".

    Is any DTC detected?

    YES

    Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index .

    NO

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