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:

Auto Up Operation does not Fully Close Power Window (Jam Protection Function is Activated)
DESCRIPTION If any door glass or a power window regulator motor does not operate smoothly, the jam protection function may be triggered automatically, resulting in the auto up function being unable to fully close the window. HINT: This symptom may occur ...

Removal
REMOVAL PROCEDURE 1. REMOVE REAR CONSOLE BOX ASSEMBLY (a) Remove the rear console box (See page ). 2. DISCONNECT TRANSMISSION CONTROL CABLE ASSEMBLY (a) Move the shift lever to N. (b) Disconnect the transmission control cable end from the shi ...

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