Toyota Sienna Service Manual: Back door courtesy switch
INSPECTION
1. BACK DOOR LOCK ASSEMBLY (WITH OUT POWER BACK DOOR)
- Inspect back door courtesy light switch operation.
- Check that there is resistance between the terminal 5 and the terminal 6 when the back door is open and closed.
Resistance:
Back door is open:
10 kΩ or higher
Back door is closed:
Below 1 Ω
2. BACK DOOR LOCK ASSEMBLY (WITH POWER BACK DOOR)
- Inspect back door courtesy light switch operation.
- Check that there is resistance between the terminal 3 and the terminal 4 when the back door is open and closed.
Resistance:
Back door is open:
10 kΩ or higher
Back door is closed:
Below 1 Ω
Rear door courtesy switch
INSPECTION
1. FRONT DOOR COURTESY LIGHT SWITCH
ASSEMBLY
Check that there is resistance between the terminal
and the switch body when the switch is operated.
Resistance:
ON (When shaf ...
Headlight relay
ON-VEHICLE INSPECTION
1. HEADLIGHT RELAY
Inspect relay resistance.
Resistance
...
Other materials:
Removal
1. REMOVE CENTER REAR SEAT LAP TYPE BELT
ASSEMBLY (for 8-Passenger)
HINT:
Refer to the instructions for disassembly of the rear No. 1 seat assembly (for
center seat).
Remove the bolt and center seat lap type belt
assembly.
2. REMOVE CENTER REAR NO. 2 SEAT LAP BELT
ASSEMBLY WITH ...
Operating Light Control Rheostat does not Change Light Brightness
DESCRIPTION
The meter CPU receives signals for adjusting illumination on the meter from
this circuit. The meter CPU
detects the illumination level selected by the user according to the position of
the rheostat knob.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 READ VALUE OF INTELLIGENT TESTER ...
Removal
1. DISCONNECT BATTERY NEGATIVE TERMINAL
2. REMOVE FRONT DOOR SCUFF PLATE LH
3. REMOVE COWL SIDE TRIM BOARD LH
4. REMOVE INSTRUMENT PANEL FINISH PANEL SUBASSEMBLY
LOWER LH (See page IP-6)
5. REMOVE REAR DOOR SCUFF PLATE RH
6. REMOVE REAR DOOR SCUFF PLATE LH
7. REMOVE FRONT SEAT ASSEMBLY LH
HI ...
