Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Infiniti >> 2024 >> Q50 Luxe, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (7 Of 7) >> Engine (ECM) >> P2B95 Cold Start Control >> DTC Diagnosis Procedure

DTC Diagnosis Procedure

  1. CHECK DTC PRIORITY 

    If DTC P2B95 is displayed with other DTC, first perform the confirmation procedure (trouble diagnosis) for other DTC.

    Is applicable DTC detected?

    YES>>

    Perform diagnosis of applicable. Refer to DTC Index .

    NO>>

    GO TO 2.

  2. INSPECTION START 
    1. Turn ignition switch ON.
    2. Erase DTC.
    3. Perform DTC confirmation procedure. Refer to Confirmation Procedure .
    4. Check 1st trip DTC.

    Is the DTC P2B95 displayed again?

    YES>>

    Replace ECM. Refer to ECM : Removal and Installation .

    NO>>

    INSPECTION END