2003 LEXUS LS430 Factory Repair Manual

Page 1417 of 4500

LEXUS LS430 2003  Factory Repair Manual NG: REPAIR OR REPLACE ECM SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)
20.CONNECT CONNECTOR 
a. Reconnect the skid control ECU sub bus line connector (J41) to the D-CAN J/C B side (w/o earth 
terminal).

Page 1418 of 4500

LEXUS LS430 2003  Factory Repair Manual OK: REPLACE SKID CONTROL ECU WITH ACTUATOR
NG: REPAIR OR REPLACE SKID CONTROL ECU SUB BUS LINE OR CONNECTOR (CAN-
H, CAN-L)  
22.CONNECT CONNECTOR 
a. Reconnect the steering sensor sub bus line connec

Page 1419 of 4500

LEXUS LS430 2003  Factory Repair Manual OK: REPLACE STEERING SENSOR (SEE REPLACEMENT )  
NG: REPAIR OR REPLACE STEERING SENSOR SUB BUS LINE OR CONNECTOR (CAN-H, 
CAN-L)  
24.CONNECT CONNECTOR 
a. Reconnect the CAN main bus line connector (J

Page 1420 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 208: Identifying Distance Control ECU Sub Bus Line Connector (J48) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
a. Disconnect the distance control ECU sub bus line connector (J48) from the P-CA

Page 1421 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 209: 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 1422 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 210: Identifying Yaw Rate Sensor Connector (J44) 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
a. Disconnect the yaw rate sensor sub bus line from the P-CAN J/C A side (w/earth terminal).

Page 1423 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 211: 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 1424 of 4500

LEXUS LS430 2003  Factory Repair Manual 29.CHECK CAN BUS LINE FOR SHORT TO +B (DISTANCE CONTROL ECU SUB BUS LINE) 
Fig. 212: Identifying DLC3 Connector terminals
 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
a. Disconnect the distance con