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Home >> Infiniti >> 2023 >> QX55 Essential >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter, Warning Lamp & Indicator >> Symptom Diagnosis >> The Steering Switches Are Inoperative >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK STEERING SWITCH CIRCUIT 

    Check steering switch circuit. Refer to DTC Diagnosis Procedure (B221A) or DTC Diagnosis Procedure (B221B).

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Repair or replace harness or connector.

  2. CHECK STEERING SWITCH RESISTANCE 

    Check steering switch resistance. Refer to Component Inspection (B221A) or Component Inspection (B221B).

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Replace steering switch. Refer to Removal and Installation .

  3. CHECK COMBINATION SWITCH (SPIRAL CABLE) 

    Check combination switch (spiral cable) for continuity. Refer to Component Inspection (B221A) or Component Inspection (B221B).

    Is the inspection result normal?

    YES

    Replace combination meter. Refer to Removal and Installation .

    NO

    Replace spiral cable. Refer to Removal and Installation .