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:
Mass or Volume Air Flow Circuit/ Mass or Volume Air Flow Circuit Low Input/
Mass or Volume Air Flow Circuit High Input
DESCRIPTION
The Mass Air Flow (MAF) meter is a sensor that measures the amount of air
flowing through the throttle
valve. The ECM uses this information to determine the fuel injection time and to
provide appropriate airfuel
ratio. Inside the MAF meter, there is a heated platinum wire which is ...
What to do if... (Troubleshooting)
If there is a problem with the hands-free system or a Bluetooth®
device, first check the table below.
When using the hands-free system with a Bluetooth® device
The hands-free system or Bluetooth® device does not
work.
The connected device may not be a compatible Bl ...
Rear Air Outlet Damper Control Servo Motor Circuit
DESCRIPTION
This circuit turns the servo motor and changes each damper position by
receiving the signals from the A/
C amplifier.
The rear air outlet damper servo motor switches the air outlet mode by rotating
(normal, reverse) with
electrical power from the A/C amplifier.
WIRING DIAGRAM
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