Toyota 4Runner manuals

Toyota 4Runner: Inspection

INSPECTION

PROCEDURE

1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY

(a) Inspect the light control switch.

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

20 (H) - 12 (EL)

Light control switch off

10 kΩ or higher

18 (T) - 12 (EL)

19 (A) - 12 (EL)

19 (A) - 12 (EL)

Light control switch auto

Below 1 Ω

18 (T) - 12 (EL)

Light control switch tail

Below 1 Ω

18 (T) - 12 (EL)

Light control switch head

Below 1 Ω

20 (H) - 12 (EL)


(b) Inspect the headlight dimmer switch.

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

11 (HU) - 12 (EL)

Headlight dimmer switch flash

Below 1 Ω

17 (HF) - 12 (EL)

11 (HU) - 12 (EL)

Headlight dimmer switch hi beam

Below 1 Ω

HINT:

Perform the flash and high beam inspection with the light control switch set to head.

(c) Inspect the turn signal switch.

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

13 (TR) - 12 (EL)

Turn signal switch right turn

Below 1 Ω

13 (TR) - 12 (EL)

Turn signal switch right lane change

Below 1 Ω

13 (TR) - 12 (EL)

Turn signal switch neutral

10 kΩ or higher

15 (TL) - 12 (EL)

15 (TL) - 12 (EL)

Turn signal switch left lane change

Below 1 Ω

15 (TL) - 12 (EL)

Turn signal switch left turn

Below 1 Ω

(d) Inspect the fog light switch.

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

4 (BFG) - 3 (LFG)

Fog light switch off

10 kΩ or higher

4 (BFG) - 3 (LFG)

Front fog light switch on

Below 1 Ω

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

Text in Illustration

*a

Component without harness connected

(Headlight Dimmer Switch Assembly)

Removal
REMOVAL PROCEDURE 1. REMOVE SPIRAL CABLE SUB-ASSEMBLY (a) Remove the spiral cable sub-assembly (See page ). 2. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY 3. REMOVE HEADLIGHT DIMMER SWITCH ASSEM ...

Installation
INSTALLATION PROCEDURE 1. INSTALL HEADLIGHT DIMMER SWITCH ASSEMBLY (a) Install the headlight dimmer switch to the steering column, making sure that the stopper protrusions and cutout ...

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