Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY

(a) Check the resistance.

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

Text in Illustration

*a

Component without harness connected

(Headlight Dimmer Switch Assembly)

Standard Resistance:

Light Control Switch (w/o DRL OFF function)

Tester Connection

Switch Condition

Specified Condition

18 (T) - 15 (EL)

Light control switch OFF

10 kΩ or higher

19 (H) - 15 (EL)

10 kΩ or higher

18 (T) - 15 (EL)

Light control switch in tail position

Below 1 Ω

18 (T) - 15 (EL)

Light control switch in head position

Below 1 Ω

19 (H) - 15 (EL)

Below 1 Ω

Light Control Switch (w/ DRL OFF function)

Tester Connection

Switch Condition

Specified Condition

18 (T) - 15 (EL)

Light control switch DRL-OFF

10 kΩ or higher

19 (H) - 15 (EL)

10 kΩ or higher

20 (A) - 15 (EL)

10 kΩ or higher

18 (T) - 15 (EL)

Light control switch in tail position

Below 1 Ω

18 (T) - 15 (EL)

Light control switch in head position

Below 1 Ω

19 (H) - 15 (EL)

Below 1 Ω

20 (A) - 15 (EL)

Light control switch in AUTO position

Below 1 Ω

20 (A) - 15 (EL)

Light control switch in DRL position

Below 1 Ω

Dimmer Switch

Tester Connection

Switch Condition

Specified Condition

16 (HL) - 15 (EL)

Dimmer switch in low position

Below 1 Ω

14 (HU) - 15 (EL)

10 kΩ or higher

14 (HU) - 15 (EL)

Dimmer switch in high position

Below 1 Ω

14 (HU) - 15 (EL)

Dimmer switch in high flash position

Below 1 Ω

17 (HF) - 15 (EL)

Below 1 Ω

Turn Signal Switch

Tester Connection

Switch Condition

Specified Condition

12 (TR) - 15 (EL)

Neutral

10 kΩ or higher

11 (TL) - 15 (EL)

10 kΩ or higher

13 (CR) - 15 (EL)

10 kΩ or higher

12 (TR) - 15 (EL)

Right turn

Below 1 Ω

13 (CR) - 15 (EL)

Right turn fully

Below 1 Ω

11 (TL) - 15 (EL)

Left turn

Below 1 Ω

13 (CR) - 15 (EL)

Left turn fully

Below 1 Ω

Fog Light Switch

Tester Connection

Switch Condition

Specified Condition

9 (BFG) - 8 (LFG)

Fog light switch off

10 kΩ or higher

9 (BFG) - 8 (LFG)

Fog light switch in front position

Below 1 Ω

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

Removal
REMOVAL PROCEDURE 1. REMOVE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY (See page ) 2. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY 3. REMOVE HEADLIGHT DIMMER SWITCH ASSEMBLY (a) Disconnect ...

Installation
INSTALLATION PROCEDURE 1. INSTALL HEADLIGHT DIMMER SWITCH ASSEMBLY (a) Engage the 3 claws to install the headlight dimmer switch assembly. (b) Connect the connector. 2. INSTALL WINDSHIELD WIPER S ...

Other materials:

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Installation
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