Toyota Sienna Service Manual: Headlight dimmer switch
COMPONENTS
REMOVAL
1. REMOVE STEERING COLUMN LOWER COVER
2. REMOVE STEERING COLUMN UPPER COVER
3. REMOVE HEADLIGHT DIMMER SWITCH ASSEMBLY
- Disconnect the connector.
- Release the claw fitting and remove the headlight dimmer switch assembly.
INSPECTION
1. HEADLIGHT DIMMER SWITCH ASSEMBLY
- Inspect light control switch resistance.
- Check that there is resistance between the terminals at each switch position as shown in the chart.
Resistance
- Inspect light control switch resistance.
- Check that there is resistance between the terminals at each switch position as shown in the chart.
Resistance
- Inspect light control switch resistance.
- Check that there is resistance between the terminals at each switch position as shown in the chart.
Resistance
- Inspect light control switch resistance.
- Check that there is resistance between the terminals at each switch position as shown in the chart.
Resistance
INSTALLATION
1. INSTALL HEADLIGHT DIMMER SWITCH ASSEMBLY
2. INSTALL STEERING COLUMN UPPER COVER
3. INSTALL STEERING COLUMN LOWER COVER
Vanity light
ON-VEHICLE INSPECTION
1. LH VISOR ASSEMBLY
Inspect vanity light resistance.
check that the resistance exists between the
terminal 1 and the terminal 2 when the light is
oper ...
Turn signal light switch
ON-VEHICLE INSPECTION
1. INSPECT TURN SIGNAL FLASHER CIRCUIT
Measure voltage between the terminals as shown in
the chart below.
Voltage
Connect the connector to turn the si ...
Other materials:
On-vehicle inspection
NOTICE:
In this section, the terms "cold" and "hot" refer to the
temperature of the coils. "Cold" means approximately -
10°C (14°F) to 50°C (122°F). "Hot" means approximately
50°C (122°F) to 100°C (212°F).
1. INSPECT IGNITION C ...
Problem symptoms table
HINT:
Proceed to the troubleshooting for each circuit in the table
below.
AIRBAG SYSTEM
Symptom
Suspected Area
The SRS warning light goes off after the primary
check, but then comes on.
SRS Warning Light Remains ON
When the ignition switch is turned to t ...
Installation
1. INSTALL TRANSMISSION CONTROL CABLE ASSEMBLY
(a) Pull in the control cable to the body.
(b) Install the cable end, as shown in the illustration.
(c) When installing the transmission control cable
assembly on the shift lever plate, place the
projection of the shift cable downward to ...
