navigation LEXUS LS430 2003 Factory Service Manual

Fig. 80: Wiring Diagram - CAN Main Bus Line For Disconnection (W/O Lexus Navigation System)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
INSPECTION PROCEDURE
1.CHECK DLC3

Fig. 85: Wiring Diagram - CAN Bus Lines For Short Circuit (W/ Lexus Navigation System)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
INSPECTION PROCEDURE
1.CHECK CAN BUS LINES FOR SHORT CIRCUIT (DLC3 SUB BUS LINE)

Fig. 124: Wiring Diagram - CAN Bus Lines For Short Circuit (W/O LEXUS Navigation System)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
INSPECTION PROCEDURE
1.CHECK CAN BUS LINES FOR SHORT CIRCUIT (DLC3 SUB BUS LINE)

Fig. 153: Wiring Diagram - CAN Bus Line For Short To +B (W/ LEXUS Navigation System) (1 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 154: Wiring Diagram - CAN Bus Line For Short To +B (W/ LEXUS Navigation System) (2 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
INSPECTION PROCEDURE
1.CHECK CAN BUS LINE FOR SHORT TO +B (DLC3 SUB BUS LINE)

Fig. 187: Wiring Diagram - CAN Bus Line For Short To +B (W/O LEXUS Navigation System) (1 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 188: Wiring Diagram - CAN Bus Line For Short To +B (W/O LEXUS Navigation System) (2 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
INSPECTION PROCEDURE
1.CHECK CAN BUS LINE FOR SHORT TO +B (DLC3 SUB BUS LINE)

Fig. 214: Wiring Diagram - CAN Bus Line For Short To GND (W/ LEXUS Navigation System) (1 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 215: Wiring Diagram - CAN Bus Line For Short To GND (W/ LEXUS Navigation System) (2 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
INSPECTION PROCEDURE
1.CHECK CAN BUS LINE FOR SHORT TO GND (DLC3 SUB BUS LINE)

Fig. 254: Wiring Diagram - CAN Bus Line For Short To GND (W/O LEXUS Navigation System) (1 Of 2)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.