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Archives for ES300

Lexus ES300 Charging System Circuit

1997 Lexus ES300 Charging System Circuit Diagram. The electrical system is a 12 volt system to run all the electronics on the vehicle and to keep the battery charged. The relay is used to control the flow of current between generator and battery.

2003 Lexus ES300 Speed Sensor Wiring Diagram

The 2003 Lexus ES300 speed sensor detects the wheel speed and sends the appropriate signals to the ECU. The signal are used for control of both the ABS (antilock brake system) and system. The following schematic shows the 2003 Lexus ES300 Speed Sensor Wiring Diagram.

2003 Lexus ES300 Power Transistor Circuit

The following schematic shows the 2003 Lexus ES300 Power Transistor circuit and wiring diagram. The system composed of heater main relay, blower motor, extra-hi relay, lo resistor, A/C control assembly.