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:

Engine Coolant Temperature Receiver Gauge Malfunction
DESCRIPTION In this circuit, the meter CPU receives engine coolant temperature signals from the ECM using the CAN communication system. The meter CPU displays the engine coolant temperature, which is calculated based on the data received from the ECM. WI ...

Security Indicator Light Circuit
DESCRIPTION When the theft deterrent system is in the disarmed state, the security indicator light flashes continuously when the engine immobiliser system is set, and does not illuminate when the engine immobiliser system is not set. Whe ...

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