Toyota Sienna Service Manual: Warning light and indicator light bulb check
(a) Check the warning lights.
(1) Release parking brake pedal.
(2) When the ignition switch is turned to the ON position, check that the ABS warning light, BRAKE warning light, VSC warning light, TRAC OFF indicator light (2WD) and SLIP indicator light stay on for approx. 3 seconds.
HINT:
- When the parking brake is applied or the level of brake fluid is low, the BRAKE warning light comes on.
- If the ECU has any stored DTCs, the ABS warning light, VSC warning light and TRAC OFF indicator light (2WD) comes on.
- If the indicator does not come on, inspect it the bulb is blown out, and also the wire harness between the skid control ECU and the combination meter.
- If the indicator remains on, proceed to
troubleshooting for the light circuit below.
Sensor signal check by test mode (signal check) (when using intelligent
tester)
(a) When having replaced the skid control ECU and/or
yaw rate and deceleration sensor, perform zero
point calibration of the yaw rate and deceleration
sensor.
HINT:
If the ignition switch is t ...
Other materials:
System description
1. MULTIPLEX COMMUNICATION SYSTEM (BEAN)
The BEAN communication line is used to control the
combination meter, the A/C amplifier, the airbag
sensor assembly, the multiplex network body ECU,
the power slide door ECU LH, the power slide door
ECU RH, the power back door ECU, the seat
posi ...
Installation
1. INSTALL CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (for Bank 2 Exhaust
Side)
Apply a light coat of engine oil to the new O-ring and
install it to the camshaft timing oil control valve.
Install the camshaft timing oil control valve
assembly with the bolt.
Torque: 10 N ...
Steering Angle Sensor Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Steering Angle Sensor
Communication Stop
Mode
"Steering angle sensor" is not displayed on the
"Communication Bus Check" screen of the
intelligent tester
Applies to &qu ...
