Lexus ES manuals

Lexus ES: System Diagram

Lexus ES (XZ10) Service Manual / Brake / Brake Control / Dynamic Control Systems / Electronically Controlled Brake System (for Gasoline Model) / System Diagram

SYSTEM DIAGRAM

Transmitting ECU (Transmitter)

Receiving ECU

Signal

Communication Method

Skid control ECU (brake actuator assembly)

Steering angle sensor

Steering angle sensor request signal

CAN communication line

Steering angle sensor

Skid control ECU (brake actuator assembly)

Steering angle sensor signal

CAN communication line

Skid control ECU (brake actuator assembly)

Yaw rate and acceleration sensor (airbag ECU assembly)

Yaw rate and acceleration request signal

CAN communication line

Yaw rate and acceleration sensor (airbag ECU assembly)

Skid control ECU (brake actuator assembly)

Yaw rate and acceleration signal

CAN communication line

Skid control ECU (brake actuator assembly)

ECM
  • Vehicle speed signal
  • Electronically controlled brake system data signal

CAN communication line

ECM

Skid control ECU (brake actuator assembly)
  • Shift position signal
  • Throttle position signal
  • Engine speed signal
  • SFI system data signal

CAN communication line

Skid control ECU (brake actuator assembly)

Power steering ECU (rack and pinion power steering gear assembly)
  • Vehicle speed signal
  • Electronically controlled brake system data signal

CAN communication line

Main body ECU (multiplex network body ECU)

Skid control ECU (brake actuator assembly)
  • Driver seat belt buckle switch signal
  • Driver side courtesy switch signal

CAN communication line

Skid control ECU (brake actuator assembly)

Combination meter assembly
  • ABS warning light signal
  • Brake warning light / red (malfunction) signal
  • Slip indicator light signal
  • VSC OFF indicator light signal
  • Multi-information display (Traction Control Turned Off) signal
  • Brake hold standby indicator light signal
  • Brake hold operated indicator light signal
  • Multi-information display (Secondary Collision Brake System Malfunction) signal
  • Multi-information display (Brake hold system malfunction) signal
  • Vehicle speed signal

CAN communication line

Airbag ECU assembly

Skid control ECU (brake actuator assembly)

Secondary collision brake request signal

CAN communication line

READ NEXT:

 Terminals Of Ecu

TERMINALS OF ECU TERMINALS OF ECU *a Component without harness connected (Skid Control ECU (Brake Actuator Assembly)) - - HINT: As a waterproof connector is used for the brake actuator

 Test Mode Procedure

TEST MODE PROCEDURE NOTICE: After replacing or removing and installing a speed sensor, perform Dealer Mode (Signal Check) inspection to confirm that the speed sensors are operating correctly. Aft

 Test Mode Procedure

TEST MODE PROCEDURE NOTICE: After replacing or removing and installing a speed sensor, perform Dealer Mode (Signal Check) inspection to confirm that the speed sensors are operating correctly. Aft

SEE MORE:

 Terminals Of Ecm

TERMINALS OF ECM HINT: The standard voltage, resistance and waveform between each pair of the ECM terminals is shown in the table below. The appropriate conditions for checking each pair of the terminals is also indicated. The result of checks should be compared with the standard voltage, resistanc

 Installation

INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. INSTALL REAR COMBINATION LIGHT ASSEMBLY (for TMMK Made) 2. INSTALL REAR BUMPER UPPER RETAINER (for TMMK Made) Click here 3. INSTALL REAR B

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