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:
Definition of terms
Terms
Definitions
Monitor Description
Description of what ECM monitors and how to detect malfunctions
(monitoring purpose and details).
Related DTCs
A group of diagnostic trouble codes that are output by ECM based on
the same malfunction detection lo ...
Removal
1. Remove v-bank cover sub-assembly (see
page em-28)
2. Remove front wheel rh
3. Remove no. 1 Engine under cover (see page
em-26)
4. Remove front fender apron seal rh (see
page em-26)
5. Drain engine coolant (see page co-6)
6. Remove no. 2 Air cleaner inlet (see page em-
28)
7. Remove batt ...
Rear Occupant Classification Sensor LH Collision
Detection
DTC B1787 Rear Occupant Classification Sensor LH Collision
Detection
DESCRIPTION
DTC B1787 is output when the occupant classification ECU receives a collision
detection signal sent by
the rear occupant classification sensor LH if an accident occurs.
DTC B1787 is also output when the front s ...
