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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 C1A07: CVT Circuit >> ADAS Control Unit >> With Direct Adaptive Steering System >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK DISTANCE SENSOR SELF-DIAGNOSIS RESULT 

    Check if "U1000-01" is also detected with "C1A07-04" in "Self Diagnostic Result" mode of "LASER/RADAR".

    Is "U1000-01" detected?

    YES

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

    NO

    GO TO 2.

  2. CHECK TCM SELF DIAGNOSTIC RESULTS 

    SYMBOL CONSULT

    Check if any DTC is detected in "Self Diagnostic Result" mode of "TRANSMISSION".

    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 distance sensor. Refer to Removal and Installation .