Toyota 4Runner manuals

Toyota 4Runner: System Diagram

SYSTEM DIAGRAM

Communication Table

Sender

Receiver

Signal

Line

Certification ECU

Main body ECU

  • Door unlock standby control signal
  • Door lock/unlock output request signal
  • Wireless door lock buzzer sound request signal

CAN

Main body ECU

Certification ECU

  • Door courtesy light switch signal
  • Door lock position signal

Multiplex network door ECU (back door P/W)

Main body ECU

Back door courtesy light switch signal

LIN

System Description
SYSTEM DESCRIPTION 1. WIRELESS DOOR LOCK CONTROL SYSTEM DESCRIPTION (a) This system locks/unlocks the doors remotely. The wireless door lock control system has the following features: The ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: The wireless door lock control system troubleshooting procedures are based on the premise that the power door lock control system is operating normally. ...

Other materials about Toyota 4Runner:

Components
COMPONENTS ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) When troubleshooting a vehicle with a diagnosis system, connect the Techstream to the DLC3 of the vehicle and read various data output from the steering lock actuator assembly (steering lock ECU). The steering lock ac ...

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