2003 LEXUS LS430 Factory Repair Manual

Page 1473 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 259: Identifying DLC3 Connector terminals 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
b. Measure the resistance according to the value (s) in the table below.  
Standard:  
DLC3 CONNECTOR TERM

Page 1474 of 4500

LEXUS LS430 2003  Factory Repair Manual LINE) 
Fig. 260: Disconnecting Suspension Control ECU Sub Bus Line Connector (J38) From D
-CAN J/C 
A Side (W/Earth Terminal) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
a. Disconnect the suspensio

Page 1475 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 261: Identifying DLC3 Connector terminals 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
b. Measure the resistance according to the value (s) in the table below.  
Standard:  
DLC3 CONNECTOR TERM

Page 1476 of 4500

LEXUS LS430 2003  Factory Repair Manual 7.CHECK CAN BUS LINE FOR SHORT TO GND (GATEWAY ECU SUB BUS LINE) 
Fig. 262: Disconnecting Gateway ECU Sub Bus Line Connector (J36) From D
-CAN J/C A Side 
(W/Earth Terminal) 
Courtesy of TOYOTA MOTOR

Page 1477 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 263: Identifying DLC3 Connector terminals 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
b. Measure the resistance according to the value (s) in the table below.  
Standard:  
DLC3 CONNECTOR TERM

Page 1478 of 4500

LEXUS LS430 2003  Factory Repair Manual 9.CHECK CAN BUS LINE FOR SHORT TO GND (ECM SUB BUS LINE) 
Fig. 264: Identifying ECM Sub Bus Line Connector (J40)
 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
a. Disconnect the ECM sub bus line conn

Page 1479 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 265: Identifying DLC3 Connector terminals 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
b. Measure the resistance according to the value (s) in the table below.  
Standard:  
DLC3 CONNECTOR TERM

Page 1480 of 4500

LEXUS LS430 2003  Factory Repair Manual a. Disconnect the skid control ECU sub bus line connector (J41) from the D-CAN J/C (w/o earth 
terminal). 
Fig. 266: Identifying Skid Control ECU Sub Bus Line Connector (J41)
 
Courtesy of TOYOTA MOTO