Toyota Tacoma Quiz
Pre-collision

System Diagram

In this manual: Pre-collision
Introduction — 15Maintenance — 8Audio / Video — 94Garage Door Opener — 7Navigation / Multi Info Display — 84Park Assist / Monitoring — 86Brake — 50Brake Control / Dynamic Control Systems — 165Parking Brake — 52gr-fks Charging — 252gr-fks Cooling — 212gr-fks Emission Control — 132gr-fks Engine Control — 322gr-fks Engine Mechanical — 332gr-fks Exhaust — 92gr-fks Fuel — 422gr-fks Ignition — 62gr-fks Intake — 72gr-fks Lubrication — 152gr-fks Starting — 38Ac60e Automatic Transmission / Transaxle — 146Axle — 19Clutch — 20Cruise Control — 168Differential — 50Drive Shaft — 6Propeller Shaft — 23Rc62f Manual Transmission / Transaxle — 34Suspension — 22Tire And Wheel — 39Vf2cm Transfer — 44Can Communication — 45Multiplex Communication — 20Power Distribution — 5Power Steering — 29Steering Column — 29Air Conditioning — 108Door Lock — 88Engine Hood / Door — 16Engine Immobiliser — 47Exterior — 55Horn — 5Interior — 18Interior Panel — 8Lighting — 93Meter / Gauge / Display — 31Mirror — 22Other System — 24Pre-collision — 40Seat — 52Seat Belt — 40Sliding Roof — 26Supplemental Restraint Systems — 139Theft Deterrent — 20Window / Glass — 53Wiper / Washer — 24
~1min read
SYSTEM DIAGRAM Communication Table Communication Table

Sender

Receiver

Signal

Line

Millimeter Wave Radar Sensor Assembly

Forward Recognition Camera
  • Pre-collision alarm signal
  • Pre-collision braking operation signal

CAN

Skid Control ECU (Master Cylinder Solenoid)*1 or Skid Control ECU (Brake Actuator Assembly)*2
  • Brake assist standby signal
  • Pre-collision braking operation signal

ECM
  • Throttle valve close signal

Combination Meter Assembly
  • Pre-collision system malfunction signal
  • Pre-collision system warning distance signal
  • Warning signal
  • Pre-collision system cancel signal

Forward Recognition Camera

Millimeter Wave Radar Sensor Assembly
  • Front obstacle recognition signal
  • Distance signal

Skid Control ECU (Master Cylinder Solenoid)*1 or Skid Control ECU (Brake Actuator Assembly)*2

Millimeter Wave Radar Sensor Assembly
  • Vehicle speed signal
  • Stop light switch signal
  • Pre-collision brake control signal
  • Vehicle stability control system operation signal
  • Vehicle stability control system malfunction signal
  • VSC OFF indicator light signal
  • Vehicle yaw rate sensor signal

Forward Recognition Camera
  • Vehicle speed signal
  • Vehicle yaw rate sensor signal

Combination Meter Assembly
  • Vehicle speed signal

Yaw Rate Sensor (Airbag Sensor Assembly)

Millimeter Wave Radar Sensor Assembly
  • Vehicle yaw rate sensor signal

Forward Recognition Camera

Main Body ECU (Multiplex Network Body ECU)

Millimeter Wave Radar Sensor Assembly
  • Vehicle specification information (destination)

Forward Recognition Camera

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

Millimeter Wave Radar Sensor Assembly
  • Steering angle sensor signal
  • Steering angle sensor malfunction signal

Forward Recognition Camera

ECM

Millimeter Wave Radar Sensor Assembly
  • Shift position signal
  • Engine type information signal
  • Accelerator opening angle percentage signal
  • *1: for Hydraulic Brake Booster
  • *2: for Vacuum Brake Booster

Test yourself

A quick Toyota Tacoma quiz: every answer comes with an explanation and a link to the manual page.