Headlight Dimmer Switch Inspection

Body Electrical. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
Lighting. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

  1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY

Headlight Dimmer Switch -- Inspection



1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY



Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Lighting.Lighting System.Headlight Dimmer Switch  Inspection

  1. for LH side:
    Measure the resistance of the switch.

    Standard resistance:
    Light control switch:
    Tester Connection
    Switch Condition
    Specified Condition
    12 (EL) - 18 (T)
    OFF
    10 kΩ or higher
    12 (EL) - 19 (A)
    OFF
    10 kΩ or higher
    12 (EL) - 20 (H)
    OFF
    10 kΩ or higher
    12 (EL) - 18 (T)
    TAIL
    Below 1 Ω
    12 (EL) - 20 (H)
    HEAD
    Below 1 Ω
    12 (EL) - 18 (T)
    HEAD
    Below 1 Ω
    12 (EL) - 19 (A)
    AUTO
    Below 1 Ω
    Headlight dimmer switch:
    Tester Connection
    Switch Condition
    Specified Condition
    12 (EL) - 11 (HU)
    FLASH
    Below 1 Ω
    12 (EL) - 17 (HF)
    FLASH
    10 kΩ or higher
    12 (EL) - 16 (HL)
    LO BEAM
    Below 1 Ω
    12 (EL) - 11 (HU)
    HI BEAM
    Below 1 Ω
    Turn signal switch:
    Tester Connection
    Switch Condition
    Specified Condition
    12 (EL) - 13 (TR)
    Right turn
    Below 1 Ω
    12 (EL) - 15 (TL)
    Neutral
    10 kΩ or higher
    12 (EL) - 13 (TR)
    Neutral
    10 kΩ or higher
    12 (EL) - 15 (TL)
    Left turn
    Below 1 Ω
    Fog light switch:
    Tester Connection
    Switch Condition
    Specified Condition
    3 (LFG) - 4 (BFG)
    OFF
    10 kΩ or higher
    3 (LFG) - 4 (BFG)
    ON
    Below 1 Ω
    Rear fog light switch:
    Tester Connection
    Switch Condition
    Specified Condition
    2 (B) - 3 (LFG)
    OFF
    10 kΩ or higher
    2 (B) - 3 (LFG)
    ON
    Below 1 Ω
    If the result is not as specified, replace the dimmer switch assembly.
  1. for RH side:
    Measure the resistance of the switch.

    Standard resistance:
    Light control switch:
    Tester Connection
    Switch Condition
    Specified Condition
    19 (EL) - 13 (T)
    OFF
    10 kΩ or higher
    19 (EL) - 11 (H)
    OFF
    10 kΩ or higher
    19 (EL) - 13 (T)
    TAIL
    Below 1 Ω
    19 (EL) - 11 (H)
    HEAD
    Below 1 Ω
    19 (EL) - 13 (T)
    HEAD
    Below 1 Ω
    Headlight dimmer switch:
    Tester Connection
    Switch Condition
    Specified Condition
    19 (EL) - 11 (H)
    OFF
    10 kΩ or higher
    19 (EL) - 13 (T)
    TAIL
    Below 1 Ω
    19 (EL) - 11 (H)
    HEAD
    Below 1 Ω
    19 (EL) - 13 (T)
    HEAD
    Below 1 Ω
    Turn signal switch:
    Tester Connection
    Switch Condition
    Specified Condition
    19 (EL) - 16 (TR)
    Right turn
    Below 1 Ω
    19 (EL) - 18 (TL)
    Neutral
    10 kΩ or higher
    19 (EL) - 16 (TR)
    Neutral
    10 kΩ or higher
    19 (EL) - 18 (TL)
    Left turn
    Below 1 Ω
    Fog light switch:
    Tester Connection
    Switch Condition
    Specified Condition
    8 (LFG) - 7 (BFG)
    OFF
    10 kΩ or higher
    8 (LFG) - 7 (BFG)
    ON
    Below 1 Ω
    Rear fog light switch:
    Tester Connection
    Switch Condition
    Specified Condition
    9 (B) - 8 (LFG)
    OFF
    10 kΩ or higher
    9 (B) - 8 (LFG)
    ON
    Below 1 Ω
    If the result is not as specified, replace the dimmer switch assembly.