Toyota Venza: Headlight Dimmer Switch

Toyota Venza Service Manual / Lighting (ext) / Headlight Dimmer Switch

Components

COMPONENTS

ILLUSTRATION

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 the connector.

(b) Disengage the clamp as shown in the illustration.

Inspection

INSPECTION

PROCEDURE

1. INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY

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

Standard Resistance:

Light Control Switch

Tester Connection	Switch Condition	Specified Condition
12 (EL) - 18 (T)	Light control switch off	10 kΩ or higher
18 (T) - 19 (A)	Light control switch off	10 kΩ or higher
19 (A) - 20 (H)	Light control switch off	10 kΩ or higher
12 (EL) - 18 (T)	Light control switch in tail position	Below 1 Ω
12 (EL) - 18 (T)	Light control switch in head position	Below 1 Ω
18 (T) - 20 (H)	Light control switch in head position	Below 1 Ω
12 (EL) - 19 (A)	Light control switch in auto position	Below 1 Ω

Dimmer Switch

Tester Connection	Switch Condition	Specified Condition
11 (HU) - 12 (EL)	Dimmer switch in high position	Below 1 Ω
12 (EL) - 11 (HU)	Dimmer switch in high flasher position	Below 1 Ω
12 (EL) - 17 (HF)	Dimmer switch in high flasher position	Below 1 Ω

Turn Signal Switch

Tester Connection	Switch Condition	Specified Condition
12 (EL) - 13 (TR)	Right turn	Below 1 Ω
12 (EL) - 13 (TR)	Neutral	10 kΩ or higher
12 (EL) - 15 (TL)	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)	Fog light switch off	10 kΩ or higher
3 (LFG) - 4 (BFG)	Fog light switch on	Below 1 Ω

Text in Illustration

*1	Component without harness connected (Headlight Dimmer Switch Assembly)

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

Installation

INSTALLATION

PROCEDURE

1. INSTALL HEADLIGHT DIMMER SWITCH ASSEMBLY

(a) Install the headlight dimmer switch assembly as shown in the illustration.

(b) Engage the claw.

(d) Connect the connector.

2. INSTALL WINDSHIELD WIPER SWITCH ASSEMBLY

3. INSTALL SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY

(See page )

Installation

INSTALLATION PROCEDURE 1. INSTALL HEADLIGHT ASSEMBLY (a) Connect each connector. (b) Install the headlight assembly with the bolt and 3 screws. Torque: 3.6 N·m {37 kgf·cm, 32 in·lbf} 2. INS ...

Headlight Leveling Ecu

Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE HEADLIGHT LEVELING ECU ASSEMBLY (a) Disconnect the connector. ...

Other materials about Toyota Venza:

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK FOR CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) DTC (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Smart Key / Trouble Code ...

Occupant Classification ECU Malfunction (B1795)
DESCRIPTION DTC B1795 is recorded when a malfunction is detected in the occupant classification ECU. Troubleshoot DTC B1771 first if DTCs B1771 and B1795 are output simultaneously. DTC No. DTC Detection Condition Trouble A ...

Lost Communication with ECM / PCM "A" (U0100)
DESCRIPTION The engine control unit communicates with the TCM using the Controller Area Network (CAN). If there is a problem in this communication, the TCM sets a DTC. DTC No. DTC Detection Condition Trouble Area ...