Toyota 4Runner manuals

Toyota 4Runner: System Diagram

SYSTEM DIAGRAM


Communication Table

Sender

Receiver

Signal

Line

Combination meter assembly

Main body ECU (Multiplex network body ECU)

Vehicle speed signal

CAN

Multiplex network master switch assembly

Main body ECU (Multiplex network body ECU)

Driver side door manual lock switch signal

LIN

Multiplex network door ECU (Back door P/W)

Main body ECU (Multiplex network body ECU)

  • Back door courtesy switch signal
  • Tail gate control switch signal*
  • Back door opener switch signal

LIN

  • *: w/o Smart Key System
Parts Location
PARTS LOCATION ILLUSTRATION ILLUSTRATION ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the power door lock control system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUG ...

Other materials about Toyota 4Runner:

Initialization
INITIALIZATION 1. PROCEDURES NECESSARY WHEN CABLE IS DISCONNECTED/RECONNECTED TO BATTERY TERMINAL Procedures Necessary when Cable is Disconnected/Reconnected to Battery Terminal Necessary Procedure Effect or Inoperative Function when N ...

Back Door ECU Communication Stop (B1287)
DESCRIPTION This DTC is stored when LIN communication between the multiplex network door ECU (back door P/W) and main body ECU (multiplex network body ECU) stops for 10 seconds or more. DTC Code DTC Detection Condition Tr ...

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