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:
Front Occupant Classification Sensor LH Circuit
Malfunction
DTC B1780 Front Occupant Classification Sensor LH Circuit
Malfunction
DESCRIPTION
The front occupant classification sensor LH circuit consists of the occupant
classification ECU and the
front occupant classification sensor LH.
DTC B1780 is recorded when a malfunction is detected in the fron ...
ACIS Control Circuit
DESCRIPTION
This circuit opens and closes the Intake Air Control Valve (IACV) in response
to changes in the engine
load in order to increase the intake efficiency (ACIS: Acoustic Control
Induction System).
When the engine speed is between 0 and 4450 rpm and the throttle valve opening
angl ...
Inspection
1. INSPECT FRONT DIFFERENTIAL
(a) Using a dial indicator, measure the backlash of one
pinion gear while holding the front differential side
gear toward the case.
Standard backlash:
0.05 - 0.20 mm (0.0020 - 0.0079 in.)
NOTICE:
Do not mount the surface of front differential
case which cont ...
