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:
Check for short circuit
(a) If the wire harness is ground shorted (Fig. 5), locate the section by
conducting a resistance check with the body ground (below).
(b) Check the resistance with the body ground.
(1) Disconnect connectors A and C and measure
the resistance.
Standard resistance (Fig. 6)
HIN ...
Oxygen (A/F) Sensor Heater Control Circuit
Low/ Oxygen (A/F) Sensor Heater Control Circuit
High
DTC P0031 Oxygen (A/F) Sensor Heater Control Circuit
Low (Bank 1 Sensor 1)
DTC P0032 Oxygen (A/F) Sensor Heater Control Circuit
High (Bank 1 Sensor 1)
DTC P0051 Oxygen (A/F) Sensor Heater Control Circuit
Low (Bank 2 Sensor 1)
DTC P0052 Oxygen (A/F) Sensor Heater Control Circuit
High (Bank 2 S ...
Disassembly
1. REMOVE COOLER DRYER
(a) Using a hexagon wrench 14 mm (0.55 in.), remove
the cap from the modulator.
(b) Remove the O-ring from the cap.
(c) Using needle nose pliers, remove the cooler dryer. ...