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:

No Sound can be Heard from Speakers
PROCEDURE 1. CHECK AUDIO SETTINGS (a) In sound output setting mode, set volume, fader and balance to the initial values and check that the sound is normal. OK: Audio system returns to normal. HINT: Sound quality adjustm ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (a) Remove the main body ECU (multiplex network body ECU) (See page ). (b) Measure the voltage and resistance according to the value(s) in the ...

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