Toyota Sienna Service Manual: Sound Signal Circuit between Radio Receiver and Television Display Assembly
DESCRIPTION
The television display assembly sends a sound signal to the radio receiver through this circuit.
The sound signal that has been sent is amplified by the stereo component amplifier or radio receiver (built-in amplifier), and then is sent to the speakers.
If there is an open or short in the circuit, sound cannot be heard from the speakers even if there is no malfunction in the stereo component amplifier, radio receiver, or speakers.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - TELEVISION DISPLAY ASSEMBLY)
- Disconnect the connectors from the television display assembly and radio receiver.
- Measure the resistance according to the value(s) in the table below.
Standard resistance
2 INSPECT TELEVISION DISPLAY ASSEMBLY
- Reconnect the television display assembly connector.
- Check the waveform according to the conditions shown in the table below
Standard
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Sound Signal Circuit between Radio Receiver and Stereo Component
Amplifier
DESCRIPTION
The radio receiver sends a sound signal to the stereo component amplifier
through this circuit.
The sound signal that has been sent is amplified by the stereo component
amplifier, ...
Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter
DESCRIPTION
The stereo jack adapter sends an external device sound signal to the radio
receiver through this circuit.
The sound signal that has been sent is amplified by the stereo component
a ...
Other materials:
Problem symptoms table
POWER SLIDE DOOR SYSTEM
Symptom
Suspected Area
Power slide door LH does not operate when switch* is
pressed (* switch indicates satellite switch for power
slide door LH and power slide door control switch LH)
ECU-B fuse
Power slide door main switch ...
Installation
1. INSTALL LOWER BALL JOINT ASSEMBLY FRONT LH
(a) Install the lower ball joint assembly front LH and
tighten the nut.
Torque: 123 N*m (1,250 kgf*cm, 91 ft.*lbf)
(b) Install a new cotter pin.
NOTICE:
If the holes for the cotter pin are not aligned,
tighten the nut further up to 60°.
2. INS ...
Vehicle Position Mark is not Updated
INSPECTION PROCEDURE
1 CHECK MAP DISC
Check that the map disc is not deformed or cracked.
OK:
No deformations or cracks on map disc.
2 CHECK MAP DISPLAY
Check if a touch scroll can be performed on the map
display.
OK:
Touch scroll can be performed
3 CHECK VEHICLE SENSOR (NAV ...
