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Home >> Lexus >> 2008 >> LX 570 >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Theft Deterrent / Keyless Entry >> Theft Deterrent System >> System Diagram

System Diagram

Fig 1: Theft Deterrent - System Diagram (1 Of 2)
G05763859Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Theft Deterrent - System Diagram (2 Of 2)
G05763860Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Communication Table 

COMMUNICATION CHART

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(1) Back door lock status signal(1) 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
(1) w/ Power Back Door System