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. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 seconds after disconnecting the cable to
prevent the airbag working.
2. REMOVE FRONT SEAT ASSEMBLY
HINT:
Refer to the instructions for removal of the front seat
assembly (for flat type).
Refer to the in ...
How to proceed with
troubleshooting
1 VEHICLE BROUGHT INTO A WORKSHOP
2 DIAGNOSTIC QUESTIONING AND SYMPTOM CONFIRMATION
Ask the customer about symptoms and confirm
malfunctions.
3 CONFIRM THE SYSTEM NORMAL CONDITION
4 CHECK DTC
HINT:
If the system cannot enter the diagnosis mode, inspect each
AVC-LAN communication signal ...
Reclining Motor Circuit
DESCRIPTION
The fold seat control ECU receives a switch operation signal from the power
rear no. 2 seat switch and
the fold seat switch, and activates the reclining motor. At this time, the Hall
IC (seatback position sensor)
detects the actuation of the seatback and sends a seatback actuation ...
