HEADLIGHT DIMMER SWITCH INSPECTION


  1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY


    1. for Light Control Switch LH Type:


      1. A0043T2E79
        Text in Illustration
        *a

        Component without harness connected

        (Headlight Dimmer Switch Assembly)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Light Control Switch
        Tester Connection Condition Specified Condition
        18 (T) - 12 (EL) Light control switch off 10 kΩ or higher
        19 (A)*1 - 12 (EL) Light control switch off 10 kΩ or higher
        20 (H) - 12 (EL) Light control switch off 10 kΩ or higher
        18 (T) - 12 (EL) Light control switch in tail position Below 1 Ω
        18 (T) - 12 (EL) Light control switch in head position Below 1 Ω
        20 (H) - 12 (EL) Light control switch in head position Below 1 Ω
        19 (A)*1 - 12 (EL) Light control switch in AUTO position Below 1 Ω
        Dimmer Switch
        Tester Connection Condition Specified Condition
        11 (HU) - 12 (EL) Dimmer switch in low position 10 kΩ or higher
        11 (HU) - 12 (EL) Dimmer switch in high position Below 1 Ω
        11 (HU) - 12 (EL) Dimmer switch in high flash position Below 1 Ω
        17 (HF) - 12 (EL) Below 1 Ω
        Turn Signal Switch
        Tester Connection Condition Specified Condition
        13 (TR) - 12 (EL) Right turn Below 1 Ω
        13 (TR) - 12 (EL) Neutral 10 kΩ or higher
        15 (TL) - 12 (EL) Neutral 10 kΩ or higher
        15 (TL) - 12 (EL) Left turn Below 1 Ω
        Front Fog Light Switch
        Tester Connection Condition Specified Condition
        4 (BFG) - 3 (LFG) Front fog light switch off 10 kΩ or higher
        4 (BFG) - 3 (LFG) Front fog light switch on Below 1 Ω
        Rear Fog Light Switch
        Tester Connection Condition Specified Condition
        2 (B) - 3 (LFG) Rear fog light switch off 10 kΩ or higher
        2 (B) - 3 (LFG) Rear fog light switch on Below 1 Ω

        • *1: w/ Automatic Light Control

        If the result is not as specified, replace the headlight dimmer switch assembly.

    2. for Light Control Switch RH Type:


      1. A0043T2E85
        Text in Illustration
        *a

        Component without harness connected:

        (Headlight Dimmer Switch Assembly)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Light Control Switch
        Tester Connection Condition Specified Condition
        13 (T) - 19 (EL) Light control switch off 10 kΩ or higher
        12 (A)*1 - 19 (EL) Light control switch off 10 kΩ or higher
        11 (H) - 19 (EL) Light control switch off 10 kΩ or higher
        13 (T) - 19 (EL) Light control switch in tail position Below 1 Ω
        13 (T) - 19 (EL) Light control switch in head position Below 1 Ω
        11 (H) - 19 (EL) Light control switch in head position Below 1 Ω
        12 (A)*1 - 19 (EL) Light control switch in AUTO position Below 1 Ω
        Dimmer Switch
        Tester Connection Condition Specified Condition
        20 (HU) - 19 (EL) Dimmer switch in low position 10 kΩ or higher
        20 (HU) - 19 (EL) Dimmer switch in high position Below 1 Ω
        20 (HU) - 19 (EL) Dimmer switch in high flash position Below 1 Ω
        14 (HF) - 19 (EL) Below 1 Ω
        Turn Signal Switch
        Tester Connection Condition Specified Condition
        16 (TR) - 19 (EL) Right turn Below 1 Ω
        16 (TR) - 19 (EL) Neutral 10 kΩ or higher
        18 (TL) - 19 (EL) Neutral 10 kΩ or higher
        18 (TL) - 19 (EL) Left turn Below 1 Ω
        Front Fog Light Switch
        Tester Connection Condition Specified Condition
        7 (BFG) - 8 (LFG) Front fog light switch off 10 kΩ or higher
        7 (BFG) - 8 (LFG) Front fog light switch on Below 1 Ω

        • *1: w/ Automatic Light Control

        If the result is not as specified, replace the headlight dimmer switch assembly.