Toyota Sienna Service Manual: Stuck in Deceleration Sensor
DESCRIPTION
The yaw rate sensor and deceleration sensor signal is sent to the skid control ECU through the CAN communication system. When there is a malfunction in the communication, it will be detected by the diagnosis function.
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT: When U0073/94, U0100/65, U0123/62, U0124/95 or U0126/63 are output accompanied with C1232/32, C1234/34, C1243/43, C1244/44, C1245/45 or C1381/97, inspect and repair the trouble areas indicated by U0073/94, U0100/65, U0123/62, U0124/95 or U0126/63 first.
1 CHECK YAW RATE AND DECELERATION SENSOR INSTALLATION
(a) Check that the yaw rate and deceleration sensor has been installed properly (See page BC-197).
OK: The sensor should be tightened to the specified torque.
The sensor should not be tilted.
2 INSPECT YAW RATE AND DECELERATION SENSOR (IG TERMINAL)
(a) Disconnect the yaw rate and deceleration sensor connector.
(b) Turn the ignition switch to the ON position.
(c) Measure the voltage according to the value(s) in the table below.
Standard voltage 
3 INSPECT YAW RATE AND DECELERATION SENSOR (GND TERMINAL)
(a) Disconnect the yaw rate and deceleration sensor connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance
REPLACE YAW RATE AND DECELERATION SENSOR
Steering Angle Sensor Circuit Malfunction
DTC C1231/31 Steering Angle Sensor Circuit Malfunction
DESCRIPTION
The steering angle sensor signal is sent to the skid control ECU through the
CAN communication system.
When there is a malfunc ...
Low Battery Positive Voltage
DTC C1241/41 Low Battery Positive Voltage
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT ECU-IG FUSE
(a) Remove the ECU-IG fuse from the driver side J/B.
(b) Check continu ...
Other materials:
Touch Panel Switch does not Function
INSPECTION PROCEDURE
1 CHECK TOUCH PANEL
Check for foreign matter on the display.
OK:
The display is clean
2 CHECK TOUCH SWITCH (DISPLAY CHECK MODE)
Enter the "Display Check" mode (Touch Switch Check).
Touch the display in the area where the switch
malfunction o ...
Disassembly
1. REMOVE REAR SEAT LEG COVER LH
Remove the 2 screws and seat leg cover.
2. REMOVE REAR SEAT LEG COVER RH
Remove the 2 screws and seat leg cover.
3. REMOVE REAR SEAT LEG SIDE COVER LH
Remove the 2 screws and seat leg side cover.
4. REMOVE LH SEAT REAR SEAT LOCK ...
Installation
1. INSTALL FRONT SHOULDER BELT ANCHOR
ADJUSTER ASSEMBLY
Install the front shoulder belt anchor adjuster
assembly with the bolt.
Torque: 42 N*m (430 kgf*cm, 31 ft.*lbf)
2. INSTALL CENTER PILLAR UPPER GARNISH
3. INSTALL FRONT SEAT OUTER BELT ASSEMBLY
NOTICE:
Do not disassemble ...