Toyota Sienna Service Manual: Airbag system
- Precaution
- Parts location
- System description
- How to proceed with troubleshooting
- Problem symptoms table
- Terminals of ECU
- Diagnosis system
- DTC check / clear
- Check mode procedure
- Data list / active test
- Diagnostic trouble code chart
Precaution
Caution:
The vehicle is equipped with a supplemental restraint
system (srs). It consists of a driver airbag, front
passenger airbag, front seat side airbag, curtain shield
airba ...
Other materials:
Disassembly
1. SEPARATE REAR DRIVE SHAFT INBOARD JOINT BOOT CLAMP
(a) Using a screwdriver, remove the 2 rear drive shaft
inboard joint boot clamps as shown in the
illustration.
2. SEPARATE REAR DRIVE SHAFT INBOARD JOINT
BOOT
(a) Separate the rear drive shaft inboard joint boot from
the inboard joint ...
Diagnosis Circuit
DESCRIPTION
DTC output mode is set by connecting terminals TC and CG of the DLC3.
DTCs are displayed by blinking the SRS warning light.
HINT:
When each warning light stays blinking, a ground short in the
wiring of terminal TC of the DLC3 or an
internal ground short in each ECU is ...
Coolant Thermostat (Coolant Temperature Below Thermostat Regulating
Temperature)
HINT:
This DTC relates to the thermostat.
DESCRIPTION
This DTC is set when the Engine Coolant Temperature (ECT) does not reach 75°C
(167°F) despite
sufficient engine warm-up time.
MONITOR DESCRIPTION
The ECM estimates the ECT based on the starting temperature, engine loads,
a ...
