Lexus ES: System Diagram
SYSTEM DIAGRAM

Communication Table
Sender | Receiver | Signal | Line |
Radio Receiver Assembly | Multi-display Assembly | Camera information signal | GVIF |
Radio Receiver Assembly | Rear Television Camera Assembly | Setting information signal | CAN |
Steering Sensor | Rear Television Camera Assembly | Steering angle signal | CAN |
Hybrid Vehicle Control ECU | Rear Television Camera Assembly | -
Vehicle information signal
-
Reverse signal
| CAN |
Main Body ECU (Multiplex Network Body ECU) | Rear Television Camera Assembly | -
Luggage compartment door courtesy switch signal
-
Vehicle information signal
| CAN |
Blind Spot Monitor Sensor*1 | Rear Television Camera Assembly | RCTA information signal | CAN |
Clearance Warning ECU Assembly*2 | Rear Television Camera Assembly | Sonar information signal | CAN |
-
*1: w/ Blind Spot Monitor System
-
*2: w/ Parking Support Alert System
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TERMINALS OF ECU REAR TELEVISION CAMERA ASSEMBLY (a) Disconnect the T1 rear television camera assembly connector. (b) Measure the voltage on the wire harness side connector according to the value(s)
DESCRIPTION These DTCs are stored if there is a malfunction in the CAN communication system connected to the rear television camera assembly. HINT: If CAN communication system DTCs are stored, they ma
DESCRIPTION This DTC is stored when the rear television camera assembly judges that it has an internal CAN malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area U1000
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DESCRIPTION This circuit sends an operation signal from the steering pad switch assembly to the radio receiver assembly. If there is an open in the circuit, the navigation system cannot be operated using the steering pad switch assembly. If there is a short in the circuit, the same condition as when
INSPECTION PROCEDURE 1. INSPECT BRAKE ACTUATOR ASSEMBLY (a) Inspect the solenoid circuit. (1) Make sure that there is no looseness at the locking part and the connecting part of the connector. OK: The connector is securely connected. *a Component without harness connected (Brake Actuator Asse
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