Toyota Sienna Service Manual: Problem symptoms table
- Before inspecting the suspected areas listed in the table below, check the fuse and relay.
- Before inspecting the suspected areas listed in the table below, check the DTCs.
- Methods used to verify the cause of the problem are listed in order of probability in the suspected area column.
REAR VIEW MONITOR SYSTEM
How to proceed with
troubleshooting
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
3 CHECK AND CLEAR DTCs
Refer to the diagnostic check/clear
4 PROBLEM SYMPTOM CONFIRMATION
5 SYMPTOM SIMULATION
6 CHECK DTC
7 CHECK ...
Terminals of ECU
1. TELEVISION CAMERA ASSEMBLY
Disconnect the T10 camera connector
Measure the voltage and resistance of each
terminal of the wire harness side connector.
If the result is ...
Other materials:
Initialization
1. RESET SLIDING ROOF MOTOR
If the AUTO operation function does not operate,
reset the sliding roof motor using any of the
following methods.
Press the sliding roof switch on the TILT UP side
and hold it until the sliding roof motor stops.
Then release the switch and leave it untou ...
Mirror Switch Circuit
DESCRIPTION
A switch signal of the outer mirror switch is transmitted to the
selected outer mirror control ECU by way
of the body ECU. Then, the outer mirror control ECU activates the mirror
motor to move the mirror UP,
DOWN, RIGHT and LEFT in response to the inputs.
HINT:
Th ...
Throttle Actuator Control System
DESCRIPTION
The throttle actuator is operated by the ECM, and opens and closes the
throttle valve using the gears.
The opening angle of the throttle valve is detected by the Throttle Position
(TP) sensor, which is mounted
on the throttle body. The TP sensor provides feedback to the ECM ...
