Toyota Sienna Service Manual: Precaution
1. INSPECTION PROCEDURE FOR VEHICLE INVOLVED IN ACCIDENT
- Perform the zero point calibration and sensitivity check if any of the following conditions occur.
- The occupant classification ECU is replaced.
- Accessories (seatback tray and seat cover, etc.) are installed.
- The front passenger seat is removed from the vehicle.
- The passenger airbag ON/OFF indicator ("OFF") comes on when the front passenger seat is not occupied.
- The vehicle is brought to the workshop for repair due to an accident or a collision.
NOTICE: When an accident vehicle is brought into the workshop for repair, check the flatness of the body side that is equipped with the passenger seat. If the flatness is not within +- 3.0 mm (0.118 in.), adjust it to the specified range.
PARTS LOCATION
SYSTEM DIAGRAM
System description
1. DESCRIPTION OF OCCUPANT CLASSIFICATION SYSTEM
GENERAL DESCRIPTION.
In the occupant classification system, the
occupant classification ECU calculates the
weight of the occu ...
Other materials:
ON / OFF Indication Parameter Error
DTC 01-E2 ON / OFF Indication Parameter Error
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
01-E2
The signal for ON/OFF control from the master device
has a problem
Radio and navigation assembly
INSPECTION PROCEDURE
HINT:
After the insp ...
Open in Stop Light Switch Circuit
DTC C1249/49 Open in Stop Light Switch Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK STOP LIGHT SWITCH OPERATION
(a) Check that the stop light comes on when the brake pedal
is depressed and goes off when the brake pedal is
released.
OK
HINT:
Check the stop li ...
Occupant Classification ECU Malfunction
DTC B1795 Occupant Classification ECU Malfunction
DESCRIPTION
DTC B1795 is recorded when a malfunction is detected in the occupant
classification ECU.
Troubleshoot DTC B1771 first when the DTCs B1771 and B1795 are output
simultaneously.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK DTC ...
