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Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis >> Electrical >> Gauges >> Meter, Warning Lamp And Indicator (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> B220C-23 Illumination Up SW >> Component Inspection

Component Inspection

  1. CHECK ILLUMINATION CONTROL SWITCH 
      1. Ignition switch OFF.
      2. Disconnect master light switch (illumination control switch) connector.
      3. Check master light switch (illumination control switch).
        Master light switch (illumination control switch) Condition Continuity
        Terminals
        12 11 When master light switch (illumination control switch) (-) is pressed Yes
        Other than the above No
        10 When master light switch (illumination control switch) (+) is pressed Yes
        Other than the above No

    Is the inspection result normal?

    YES>>

    Inspection End.

    NO>>

    Replace master light switch (illumination control switch). Refer to Removal and Installation .