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Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter, Warning Lamp And Indicator >> Symptom Diagnosis >> The Steering Switches Are Inoperative >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK STEERING SWITCH CIRCUIT 
    1. 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 
    1. 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) 
    1. 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 .