Lexus ES manuals

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

ECM

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

READ NEXT:

 Terminals Of Ecu

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)

 Lost Communication with ECM / PCM "A" (U0100,U0126,U0140,U0163,U0233,U1110)

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

 CAN Communication Failure (Message Registry) (U1000)

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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 Open in One Side of Bus 5 Branch Line

DESCRIPTION When the CAN bus main lines are normal (no open, short to ground, short to +B or short between lines) and there is an ECU or sensor on the "Communication Bus Check" screen that is indicated as not communicating or whose connection status on the "Communication Bus Check" screen changes in

 Check Bus 4 Lines for Short Circuit

DESCRIPTION There may be a short circuit between the CAN main bus lines and/or CAN branch lines when the resistance between terminals 22 (CA2H) and 7 (CA2L) of the central gateway ECU (network gateway ECU) is below 54 Ω. Symptom Trouble Area Resistance between terminals 22 (CA2H) and 7 (CA

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