2003 LEXUS LS430 Factory Repair Manual

Page 777 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 59: Measuring Resistance Between Terminals Of Speaker 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN ON PROBLEM SYMPTOMS 
TABLE  
CIRCUIT DESCRIPTION

Page 778 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 60: Identifying Radio Receiver Assy - Amp Wiring Diagram 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
INSPECTION PROCEDURE 
1.CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSY - STEREO COMPONENT

Page 779 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 61: Identifying Radio Receiver Assy - Stereo Component Amplifier Assy Connector 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Page 780 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 62: Radio Component Amplifier Assy 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Page 781 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 63: Identifying Stereo Components Amplifier 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR  
OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN ON PROBLEM SYM

Page 782 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 64: Identifying Radio Receiver Assy - Stereo Component Tuner Wiring Diagram 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
INSPECTION PROCEDURE 
1.CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSY

Page 783 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 65: Radio Receiver Assy - Stereo Component Tuner Terminal Connector 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

Page 784 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 66: Identifying Stereo Components Tuner Connector 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN ON PROBLEM SYMPTOMS 
TABLE  
CIRCUIT DESCRIPTION 
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