Toyota CH-R Service Manual: System Diagram

SYSTEM DIAGRAM

Communication Table

Sender

Receiver

Signal

Line

Millimeter Wave Radar Sensor Assembly

Skid Control ECU (Brake Actuator Assembly)

  • Brake assist standby signal
  • Pre-collision brake operation signal

CAN

Millimeter Wave Radar Sensor Assembly

Combination Meter Assembly

  • Pre-collision system malfunction signal
  • Pre-collision system warning distance signal
  • Warning signal
  • Pre-collision system cancel signal

CAN

Millimeter Wave Radar Sensor Assembly

Forward Recognition Camera

  • Pre-collision alarm signal
  • Pre-collision brake operation signal

CAN

Millimeter Wave Radar Sensor Assembly

ECM

Throttle valve close signal

CAN

Forward Recognition Camera

Millimeter Wave Radar Sensor Assembly

  • Pre-collision system warning distance signal
  • Pre-collision system cancel signal

CAN

Skid Control ECU (Brake Actuator Assembly)

Millimeter Wave Radar Sensor Assembly

  • Stop light switch signal
  • Pre-collision brake control signal
  • VSC OFF light signal
  • VSC system malfunction signal

CAN

Skid Control ECU (Brake Actuator Assembly)

Forward Recognition Camera

Vehicle speed signal

CAN

Skid Control ECU (Brake Actuator Assembly)

Combination Meter Assembly

  • Vehicle speed signal
  • Stop light switch signal
  • Vehicle yaw rate and acceleration sensor signal
  • VSC system operation signal
  • VSC system malfunction signal

CAN

Yaw Rate and Acceleration Sensor (Airbag Sensor Assembly)

Millimeter Wave Radar Sensor Assembly

Vehicle yaw rate and acceleration sensor signal

CAN

Yaw Rate and Acceleration Sensor (Airbag Sensor Assembly)

Forward Recognition Camera

Vehicle yaw rate and acceleration sensor signal

CAN

Steering Angle Sensor (Spiral Cable with Sensor Sub-assembly)

Millimeter Wave Radar Sensor Assembly

  • Steering angle sensor signal
  • Steering angle sensor malfunction signal

CAN

Steering Angle Sensor (Spiral Cable with Sensor Sub-assembly)

Forward Recognition Camera

Steering angle sensor malfunction signal

CAN

ECM

Millimeter Wave Radar Sensor Assembly

  • Shift position signal (R)
  • Engine type information signal
  • Accelerator opening angle percentage signal

CAN

    Parts Location
    PARTS LOCATION ILLUSTRATION *1 FRONT SPEED SENSOR RH *2 FRONT SPEED SENSOR LH *3 REAR SKID CONTROL SENSOR RH *4 ...

    How To Proceed With Troubleshooting
    CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the pre-collision system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHO ...

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