Toyota Sienna Service Manual: Supplemental restraint system
- 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
- Occupant classification system
- Precaution
- System description
- How to proceed with troubleshooting
- Initialization
- Terminals of ECU
- Diagnosis system
- DTC check / clear
- Data list / active test
- Diagnostic trouble code chart
- Steering pad
- Spiral cable
- Front passenger airbag assembly
- Curtain shield airbag assembly
- Front seat side airbag assembly
- Sruepsptrleaminetnstal restraint system center airbag sensor assembly
- Front airbag sensor
- Side airbag sensor
- Rear airbag sensor
- Seat position sensor
- Occupant classification ECU
Installation
1. INSTALL INTEGRATION CONTROL AND PANEL
ASSEMBLY
2. INSTALL RADIO RECEIVER WITH BRACKET (w/
Navigation System)
3. INSTALL RADIO RECEIVER WITH BRACKET (w/o
Navigation System)
4. INSTALL INSTRUME ...
Airbag system
...
Other materials:
Open in Occupant Classification ECU Battery
Positive Line
DTC B1794 Open in Occupant Classification ECU Battery
Positive Line
DESCRIPTION
This circuit consists of the occupant classification ECU and the power source
circuit (battery, fuse, wire
harness).
DTC B1794 is recorded when a malfunction is detected in the occupant
classification ECU or t ...
Indicator Circuit
DESCRIPTION
This system has two indicator lights. One of the indicator lights is built
into the fold seat switch. This
indicator light receives power from the fold seat control ECU. It comes on or
blinks when the system
detects that an object is caught or when the seat operation conditions ar ...
Rear power window switch
INSPECTION
1. INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY REAR
Check the resistance between the switch terminals
when the switch is operated.
Standard
If the result is not as specified, replace the switch
assembly. ...
