Toyota 4Runner manuals

Toyota 4Runner: System Diagram


Communication Table





Certification ECU

Main body ECU

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


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


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:

Open Circuit in Transfer 4WD Position Switch Circuit (C1258,C1340)
DESCRIPTION DTC Code DTC Detection Condition Trouble Area C1258*1 C1340*2 An open circuit is detected in the EXI circuit of the skid control ECU. Harness or connector ...

INSTALLATION PROCEDURE 1. INSTALL HOOD LOCK CONTROL CABLE ASSEMBLY (a) Tie the string that was passed through the engine compartment to the end of the hood lock control cable assembly as shown in the illustration. Text in Illustration ...

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