Toyota Sienna Service Manual: Navigation system
PARTS LOCATION
SYSTEM DIAGRAM
- System description
- How to proceed with troubleshooting
- Identification of noise source
- System normal condition check
- Display check mode
- Bluetooth tel check mode
- Navigation check mode
- Diagnosis display detailed description
- Problem symptoms table
- Terminals of ECU
- DTC check / clear
- Diagnostic trouble code chart
Navigation
...
System description
1. Radio and navigation assembly outline
Conventionally, 2 separate devices, a "radio and
display" and a "navigation ECU" are used. This
model has adopted a new type, ...
Other materials:
Data list / active test
1. READ DATA LIST
HINT:
Using the intelligent tester's DATA LIST allows switch,
actuator and other item values 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 the
DLC3.
&n ...
Pressure Control Solenoid "A" Electrical (Shift
Solenoid Valve SL1)
DESCRIPTION
Shifting from 1st to 5th is performed in combination with "ON" and "OFF"
operation of the shift solenoid
valves SL1, SL2, SL3, S4 and SR which are controlled by the ECM. If an open or
short circuit occurs in
either of the shift solenoid valves, the ECM cont ...
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 ...
