Toyota Sienna Service Manual: Radio and Navigation Assembly Power Source Circuit
DESCRIPTION
This is the power source circuit to operate the radio and navigation assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT RADIO AND NAVIGATION ASSEMBLY
- Disconnect the radio and navigation assembly connector R15.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
- Measure the voltage according to the value(s) in the table below.
Standard voltage
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Stereo Component Amplifier Power Source Circuit
DESCRIPTION
This circuit provides power to the stereo component amplifier.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT STEREO COMPONENT AMPLIFIER
Disconnect the stereo component ampl ...
Television Display Power Source Circuit
DESCRIPTION
This is the power source circuit to operate the television display assembly.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT TELEVISION DISPLAY ASSEMBLY
Disconnect the connec ...
Other materials:
Disassembly
1. INSPECT PACK CLEARANCE OF REVERSE CLUTCH
HINT:
(See page AX-249)
2. INSPECT PACK CLEARANCE OF DIRECT CLUTCH
AND OVERDRIVE CLUTCH
HINT:
(See page AX-249)
3. REMOVE DIRECT MULTIPLE DISC CLUTCH DISC
(a) Using a screwdriver, remove the snap ring from the
intermediate shaft.
(b) Remo ...
Removal
HINT:
On the RH side, use the same procedures as on the LH side.
1. REMOVE BACK DOOR STAY SUB-ASSEMBLY LH
Remove the 2 bolts and disconnect the stay from
the body panel.
Using the screwdriver, disengage the clips and
remove the stay from the door panel.
Remove the bolt from door pa ...
How to proceed with
troubleshooting
HINT:
Troubleshoot in accordance with the procedures on the
following pages
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK
3 INSPECT COMMUNICATION FUNCTION OF LARGE-SCALE MULTIPLEX
COMMUNICATION SYSTEM (BEAN)
Use the intelligent tester to check for normal ...