Toyota 4Runner manuals

Toyota 4Runner: System Diagram

SYSTEM DIAGRAM

Communication Table

Sender

Receiver

Signal

Line

ECM

Stabilizer control ECU

  • Engine type information
  • Gear information
  • Drive train information
  • TC terminal status

CAN communication

Skid control ECU

Stabilizer control ECU

  • Wheel speed signal
  • Stop light switch signal
  • Speed sensor error signal
  • Speed sensor power supply decline signal

CAN communication

Yaw rate and acceleration sensor

Stabilizer control ECU

  • Yaw rate sensor (Acceleration sensor) signal
  • Acceleration sensor zero point value
  • Yaw rate sensor (Acceleration sensor) installation information
  • Sensor error signal
  • Acceleration sensor zero point uncorrected status

CAN communication

Steering angle sensor

Stabilizer control ECU

  • Steering angle signal
  • Steering angle sensor BAT terminal disconnection
  • Sensor error
  • Memorized zero point value inside steering angle sensor

CAN communication

Stabilizer control ECU

Combination meter

KDSS indicator light signal

CAN communication

Parts Location
PARTS LOCATION ILLUSTRATION ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

Other materials about Toyota 4Runner:

Screen Flicker or Color Distortion
PROCEDURE 1. CHECK DISPLAY SETTING (a) Reset display settings (contrast, brightness) and check that the screen appears normal. OK: The display returns to normal. OK END NG ...

Trouble in Passenger Airbag ON/OFF Indicator
DESCRIPTION The occupant classification system detects the front passenger seat condition. The system then informs the passenger of the front passenger airbag assembly and front passenger side knee airbag status (activated/not activated) with the passenge ...

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