Toyota RAV4 manuals

Toyota Sienna Service Manual: Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter

Toyota Sienna Service Manual / Audio / visual / Audio and visual system / Diagnostic trouble code chart / 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 amplifier or radio receiver, 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

WIRING DIAGRAM

INSPECTION PROCEDURE

1 CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - STEREO JACK ADAPTER)

CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - STEREO JACK ADAPTER)

  1. Disconnect the connectors from the stereo jack adapter and radio receiver.
  2. Measure the resistance according to the value(s) in the table below.

Standard resistance

Standard resistance

*1: 10 Speaker System
*2: 6 Speaker with Rear Entertainment System
*3: 6 Speaker without Rear Entertainment System

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

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 ...

Mute Signal Circuit between Radio Receiver and Stereo Component Amplifier
DESCRIPTION This circuit sends a signal to the stereo component amplifier to mute noise. Because of that, the noise produced by changing the sound source ceases. If there is an open in the circ ...

Other materials:

Favorites list setting
Up to 15 contacts (maximum of 4 numbers per contact) can be registered in the favorites list. Registering the contacts in the favorites list Select “Add Favorite”. Select the desired contact to add to the favorites list. Dimmed contacts are already stored as a favorite. Check that a ...

Rear Occupant Classification Sensor LH Collision Detection
DTC B1787 Rear Occupant Classification Sensor LH Collision Detection DESCRIPTION DTC B1787 is output when the occupant classification ECU receives a collision detection signal sent by the rear occupant classification sensor LH if an accident occurs. DTC B1787 is also output when the front s ...

Room light assembly
ON-VEHICLE INSPECTION 1. ROOM LIGHT ASSEMBLY NO.2  Check that the resistance exists between the terminals. Resistance: Below 1 Ω 2. INTERIOR DOME LIGHT SWITCH ASSEMBLY  Check that there is resistance between the terminals at each switch position as shown in the cha ...

© 2011-2021 Copyright www.tsienna.net