Toyota Sienna Service Manual: 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
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 g ...
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 classi ...
Other materials:
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 ...
Data list / active test
1. DATA LIST
HINT:
Using the intelligent tester's DATA LIST allows the status
of a switch, sensor, actuator and other items to be read
without removing any parts. Reading the DATA LIST
early in troubleshooting is one way to save time.
Connect the intelligent tester (with CAN VIM) to t ...
Disassembly
1. REMOVE GENERATOR CLUTCH PULLEY
(A) using a screwdriver, remove the generator pulley
cap.
(b) Set SST (A) and (B).
SST 09820-63020
(c) Clamp SST (A) in a vise.
NOTICE:
Be sure to fix the flat surface of SST (A) in a
vise.
(d) Place the rotor shaft end int ...
