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Last Modified: 11-27-2007 1.6 U
Service Category: Vehicle Interior Section: Theft Deterrent/Keyless Entry
Model Year: 2008 Model: LX570 Doc ID: RM000000W0M00MX
Title: THEFT DETERRENT / KEYLESS ENTRY: THEFT DETERRENT SYSTEM: SYSTEM DIAGRAM (2008 LX570)

SYSTEM DIAGRAM





Communication Table

Sender

Receiver

Signal

Line

Main Body ECU

Certification ECU (Smart Key ECU Assembly)
  • Door courtesy light switch signal
  • Engine switch status signal
  • Driver door lock position signal
  • Driver door key-linked lock switch signal
  • Front passenger door lock position signal
  • Front passenger door manual lock switch signal
  • Rear door lock LH position signal
  • Rear door lock RH position signal
  • Back door courtesy switch signal
  • Back door open signal

CAN

Main Body ECU

Power Back Door ECU*

Back door lock status signal*

CAN

Certification ECU (Smart Key ECU Assembly)

Main Body ECU
  • Driver door lock control signal
  • Front passenger door lock control signal
  • Rear door lock LH control signal
  • Rear door lock RH control signal
  • Back door lock control signal
  • Horn signal
  • Headlight flash signal
  • Hazard warning light flash signal
  • Taillight flash signal
  • Map light and interior light illumination signal

CAN

*: w/ Power Back Door System