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Home >> Infiniti >> 2024 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (4 Of 4) >> Engine (ECM) >> DTC U0122: Vehicle Dynamics Control Module >> DTC Diagnosis Procedure
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DTC Diagnosis Procedure

  1. PERFORM CAN DIAGNOSIS 

    SYMBOL With CONSULT Perform "CAN Diagnosis" using CONSULT. Is the inspection result normal?

    YES>>

    GO TO 2.

    NO>>

    Perform the trouble diagnosis for CAN communication. Refer to Trouble Diagnosis Flow Chart .

  2. CHECK SELF-DIAGNOSTIC RESULT 

    SYMBOL With CONSULT Perform "All DTC reading". Is the DTC related to communication error with ECM detected in other ECUs?

    YES>>

    Replace ECM. Refer to ECM : Removal and Installation .

    NO>>

    Replace ABS actuator and electric unit (control unit). Refer to ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) : Removal and Installation .