Operation CHARM: Car repair manuals for everyone.

Cellular Phone Voice Circuit Between Radio Receiver and Stereo Component Amplifier








AUDIO / VISUAL: AUDIO AND VISUAL SYSTEM (for Regular Cab and Double Cab): Cellular Phone Voice Circuit between Radio Receiver and Stereo Component Amplifier

Cellular Phone Voice Circuit between Radio Receiver and Stereo Component Amplifier

SYSTEM DESCRIPTION

This circuit is used when the cellular phone voice in the "Bluetooth" handsfree system is on.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - STEREO COMPONENT AMPLIFIER)




(a) Disconnect the K3 receiver connector.
(b) Disconnect the K15 amplifier connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE