2003 LEXUS LS430 Factory Repair Manual

Page 1385 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 174: Disconnecting CAN Main Bus Line Connector (J49) From LUG-CAN J/C A Side 
(W/Earth Terminal) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
a. Disconnect the CAN main bus line connector (J49)

Page 1386 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 175: 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 1387 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 176: Disconnecting Distance Control ECU Sub Bus Line Connector (J48) From P-CAN J/C B 
Side (W/O Earth Terminal) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
a. Disconnect the distance control

Page 1388 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 177: 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 1389 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 178: Disconnecting Yaw Rate Sensor Sub Bus Line Connector (J44) From P-CAN J/C A Side 
(W/Earth Terminal) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
a. Disconnect the yaw rate sensor sub bus

Page 1390 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 179: 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 1391 of 4500

LEXUS LS430 2003  Factory Repair Manual 31.CHECK CAN BUS LINE FOR SHORT TO +B (DISTANCE CONTROL ECU SUB BUS LINE) 
Fig. 180: Identifying DLC3 Connector terminals
 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
a. Disconnect the distance con

Page 1392 of 4500

LEXUS LS430 2003  Factory Repair Manual 32.CONNECT CONNECTOR 
a. Reconnect the yaw rate sensor sub bus line connector (J44) to the P-CAN J/C A side (w/earth 
terminal).  
33.CHECK CAN BUS LINE FOR SHORT TO +B (YAW RATE SENSOR SUB BUS LINE)