LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2017 >> Highlander LE Plus, AWD >> Repair and Diagnosis (Single Page) >> Restraints >> Restraints Control Systems >> Pre-Collision System - Diagnostics - Introduction (Except Hybrid) >> Pre-Collision System >> System Diagram [12/2013 - 11/2016] >> System Diagram [12/2013 - 11/2016]
April 5, 2026: LEMON Manuals is launched! Read the announcement.

System Diagram [12/2013 - 11/2016]

Fig 1: Pre-Collision System Wiring Diagram
GTY438278Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Pre-Collision System Diagram
GTY726665Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
COMMUNICATION TABLE

Sender Receiver Signal Line
Driving Support ECU Assembly Skid Control ECU (Brake Actuator Assembly)
  • Brake assist standby signal
  • Pre-collision brake operation signal
 CAN
Combination Meter Assembly
  • Pre-collision system malfunction signal
  • Warning signal
  • Pre-collision system off signal
 CAN
Millimeter Wave Radar Sensor Assembly
  • Pre-collision alarm signal
  • Vehicle speed signal
  • Vehicle yaw rate sensor signal
 CAN
Skid Control ECU (Brake Actuator Assembly) Driving Support ECU Assembly Vehicle speed signal CAN
Airbag Sensor Assembly Driving Support ECU Assembly Vehicle yaw rate sensor signal CAN
Main Body ECU (Multiplex Network Body ECU) Driving Support ECU Assembly Vehicle specification information (destination, steering wheel position) signal CAN
Steering Sensor Driving Support ECU Assembly Steering angle sensor signal CAN
ECM Driving Support ECU Assembly
  • Shift position signal (D, R)
  • Engine type information signal
  • Vehicle specification information (2WD/4WD information) signal
 CAN
Millimeter Wave Radar Sensor Assembly Driving Support ECU Assembly
  • Front obstacle recognition signal
  • Distance signal
  • Relative speed signal
 CAN
scientia non olet · About LEMON Manuals