2003 LEXUS LS430 Factory Repair Manual

Page 2001 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 9: Checking Wire Harness (Defog Relay - Battery) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
NG: REPAIR OR REPLACE HARNESS AND CONNECTOR  
OK: Go to next step  
4.INSPECT RELAY (Marking: DEFOG

Page 2002 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 10: Inspecting Relay 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
NG: REPLACE RELAY  
OK: Go to next step  
5.CHECK WIRE HARNESS (REAR WINDOW DEFOGGER - DEFOG RELAY AND BODY 
GROUND) 
a. Discon

Page 2003 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 11: Checking Wire Harness (Rear Window Defogger - Defog Relay And Body Ground) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
NG: REPAIR OR REPLACE HARNESS AND CONNECTOR

Page 2004 of 4500

LEXUS LS430 2003  Factory Repair Manual OK: Go to next step  
6.CHECK WIRE HARNESS (DEFOG RELAY - A/C CONTROL ASSY) 
a. Remove the DEFOG relay from the engine room R/B No. 2.  
b. Disconnect the A11 A/C control connector.  
c. Measure the r

Page 2005 of 4500

LEXUS LS430 2003  Factory Repair Manual

Page 2006 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 12: Checking Wire Harness (Defog Relay -A/C Control Assy) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
NG: REPAIR OR REPLACE HARNESS AND CONNECTOR  
OK: Go to next step  
7.INSPECT REAR WINDOW

Page 2007 of 4500

LEXUS LS430 2003  Factory Repair Manual CHRYSLER GROUP LLC 
CHRYSLER GROUP LLC - DOMESTIC CARS 
ApplicationConnector Location
Acclaim
1989-90Under Left Side Of Dash
1991-92On Left Front Fender Panel, Near Shock 
Tower
1993-94Near Battery
19

Page 2008 of 4500

LEXUS LS430 2003  Factory Repair Manual 1984-87On Front Of Right Shock Tower
1988-89On Left Fenderwell
1990-92On Left Front Fender Panel, Near Shock 
Tower
1993On Left Front Inner Fender Or Under Steering 
Column
Dynasty
1990Under Left Side