Toyota Sienna Service Manual: Navigation Voice Circuit
DESCRIPTION
This circuit is used when the voice guidance in the navigation system is on.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (RADIO AND NAVIGATION ASSEMBLY - STEREO COMPONENT AMPLIFIER)
- Disconnect the radio and navigation assembly connector R13 and stereo component amplifier connector S11.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Reverse Signal Circuit
DESCRIPTION
The radio and navigation assembly receives a reverse signal from the
park/neutral position switch and
information about the GPS antenna, and then adjusts vehicle position.
WIRING DIAG ...
Display Signal Circuit between Television Display Assembly and Radio
and Navigation Assembly
DESCRIPTION
This circuit sends a DVD image signal from the television display assembly to
the radio and navigation
assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTO ...
Other materials:
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
2. REMOVE REAR NO. 2 SEAT LEG SIDE GARNISH SUB-ASSEMBLY
Disengage the 9 clips and remove the rear No. 2
seat leg side garnish sub-assembly.
Remove the 9 clips from the rear No. 2 seat leg side
garnish sub-assembly.
3. ...
Inspection
1. INSPECT HEATED OXYGEN SENSOR (for Bank 1
Sensor 2)
(a) Measure the resistance of the sensor.
Standard resistance
If the resistance is not as specified, replace the
sensor.
2. INSPECT HEATED OXYGEN SENSOR (for Bank 2
Sensor 2)
(a) Measure the resistance of the sensor.
Standard r ...
Driving position memory
Your preferred driving position (the position of the driver’s seat and
outside rear view mirrors) can be recalled by pressing a button.
Two different driving positions can be recorded into memory.
Recording procedure
Check that the shift lever is in P.
Turn the engine switch to IGNI ...
