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:
Terminals of ECU
1. MULTIPLEX NETWORK GATEWAY ECU
Disconnect the G4 ECU connector.
Measure the voltage between the specified
terminals on the wire harness side connector.
If the result is not as specified, there may be a
malfunction on the wire harness side.
Measure the resistance between ...
Air Inlet Damper Control Servo Motor Circuit
DESCRIPTION
The air inlet control servo motor is controlled by the A/C amplifier and
moved to the desired position.
The air inlet control servo motor switches the air inlet mode by rotating
(normal, reverse) with electrical
power from the A/C amplifier. This controls intake air and changes ...
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
2. REMOVE ROOF HEADLINING ASSEMBLY
HINT:
Refer to the instructions for REMOVAL of the ROOF
HEADLINING (See page IR-6).
3. REMOVE TIRE PRESSURE WARNING RECEIVER ASSEMBLY
(a) Remove the bolt.
(b) Disconnect the connector and remove the ...