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:

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" ...

Speed Sensor Circuit Malfunction (C1883/83)
DESCRIPTION The stabilizer control ECU receives the speed signal from the skid control ECU via CAN communication. DTC Code DTC Detection Condition Trouble Area C1883/83 The stabilizer control ECU ...

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