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Home >> Infiniti >> 2018 >> QX30 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Meter, Warning Lamp Indicator) >> Basic Inspection >> Diagnosis And Repair Workflow (Meter System) >> Work flow >> Detailed Flow

Detailed Flow

WARNING: This page is about a different car, the 2018 Infiniti Q60. However, it is still accessible from the selected car via links, so may be relevant.
  1. OBTAIN INFORMATION ABOUT SYMPTOM 

    Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred.

    GO TO 2.

  2. CHECK SYMPTOM 
    • Check the symptom based on the information obtained from the customer.
    • Check that any other malfunctions are present.

    GO TO 3.

  3. CHECK ON BOARD DIAGNOSIS OPERATION 

    Check that the on board diagnosis function operates. Refer to On Board Diagnosis Function .

    Does the on board diagnosis function operate normally?

    YES

    GO TO 4.

    NO

    GO TO 6.

  4. CHECK CONSULT SELF-DIAGNOSIS RESULTS 
    1. Connect CONSULT and perform self-diagnosis. Refer to DTC Index .
    2. When DTC is detected, follow the instructions below:
      • Record DTC and Freeze Frame Data.

    Are self-diagnosis results normal?

    YES

    GO TO 5.

    NO

    GO TO 10.

  5. NARROW DOWN THE MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS 

    Perform symptom diagnosis and narrow down the malfunctioning parts.

    GO TO 10.

  6. CHECK METER CONTROL SWITCH SIGNAL CIRCUIT 

    Check meter control switch signal circuit. Refer to Diagnosis Procedure .

    Is inspection result OK?

    YES

    GO TO 7.

    NO

    GO TO 10.

  7. CHECK METER CONTROL SWITCH 

    Check meter control switch. Refer to Component Inspection .

    Is inspection result OK?

    YES

    GO TO 8.

    NO

    GO TO 10.

  8. CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUITS 

    Check combination meter power supply and ground circuits. Refer to Diagnosis Procedure .

    Is inspection result OK?

    YES

    GO TO 9.

    NO

    GO TO 10.

  9. REPLACE COMBINATION METER 

    Replace combination meter.

    GO TO 11.

  10. REPAIR OR REPLACE MALFUNCTIONING PARTS 

    Repair or replace the malfunctioning parts.

    NOTE: If DTC is displayed, erase DTC after repair or replace malfunctioning parts.

    GO TO 11.

  11. FINAL CHECK 

    Check that the combination meter operates normally.

    Do they operate normally?

    YES

    INSPECTION END

    NO

    GO TO 1.