Toyota Sienna Service Manual: Lighting
- Lighting system
- Precaution
- Parts location
- How to proceed with troubleshooting
- Operation check
- Problem symptoms table
- Terminals of ECU
- DTC check / clear
- Data list / active test
- Diagnostic trouble code chart
- Headlight assembly
- Daytime running light resister
- Fog light assembly
- Rear combination light assembly
- Back-up light assembly
- License plate light assembly
- High mounted stop light assembly
- Personal light assembly
- Room light assembly
- Door courtesy light (for Rear Side)
- Ignition key cylinder light
- Vanity light
- Headlight dimmer switch
- Turn signal light switch
- Hazard warning switch
- Headlight leveling switch
- Stop light switch
- Front door courtesy switch
- Rear door courtesy switch
- Back door courtesy switch
- Headlight relay
- Daytime running light relay
- Headlight dimmer relay
- Taillight relay
- Fog light relay
- Light control relay
- BRK relay
Adjustment
CAUTION:
Do not stare at the luminous portion of the laser
during adjustment. The intensity of the laser light is
low, but it may result in loss of sight.
If operation is not car ...
Lighting system
...
Other materials:
Assist grips
Type A
An assist grip installed on the ceiling
can be used to support your
body while sitting on the seat.
Type B
An assist grip installed on the pillar
can be used when getting in
or out of the vehicle and others.
WARNING
Type A: Do not use the assist grip when g ...
Front Occupant Classification Sensor RH Collision
Detection
DTC B1786 Front Occupant Classification Sensor RH Collision
Detection
DESCRIPTION
DTC B1786 is output when the occupant classification ECU receives a collision
detection signal sent by
the front occupant classification sensor RH if an accident occurs.
DTC B1786 is also output when the front ...
On-vehicle inspection
1. INSPECT BACK WINDOW (DEFOGGER WIRE)
NOTICE:
When cleaning the glass, wipe the glass along the
wire using a soft and dry cloth. Take care not to
damage the wires.
Do not use detergents or glass cleaners including
abrasive ingredients.
When measuring voltage, wr ...
