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System Diagram: Notes

Fig 1: Smart Access System With Push-Button Start - System Diagram (1 Of 4)
G05320656Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Smart Access System With Push-Button Start - System Diagram (2 Of 4)
G05320657Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Smart Access System With Push-Button Start - System Diagram (3 Of 4)
G05320658Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 4: Smart Access System With Push-Button Start - System Diagram (4 Of 4)
G05320659Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
TRANSMITTING ECU REFERENCE CHART

Transmitting ECU (Transmitter) Receiving ECU Signals Communication method
Combination meter Certification ECU Vehicle speed signal BEAN
Power source control ECU Certification ECU
  • Alarm control signal
  • Power source control ECU information
BEAN
Certification ECU Combination meter
  • Shift position warning signal (A/T)
  • "Single beep" sound control signal
  • "Intermittent beep" sound control signal
  • "Beep buzzer" sound control signal
BEAN
Main body ECU RH Certification ECU
  • Door lock/unlock position signal
  • Courtesy light switch signal
  • Alarm signal
  • Destination signal
  • Vehicle type handle signal
  • Door electrical key operation switch signal
  • Door lock output operate signal
  • Wireless door lock/unlock signal
  • DTC erase signal
  • DTC response signal
BEAN
ECM Certification ECU Engine speed signal BEAN/CAN
ID code box Certification ECU
  • Matching request random number signal
  • EEP ROM access malfunction
  • Model code matching signal
  • Model code mismatching signal
  • ECM code receiving status
  • Engine start permission request signal
  • Engine start permission response signal
  • S code matching result signal
  • S code registration status signal
  • S code registration mode signal
  • L code matching result signal
  • ECM communication signal
  • The number of registered key response signal
  • Diagnosis mode switching signal
  • The number of registered key signal
LIN
Certification ECU ID code box
  • 3 bit code request signal
  • ID code matching result signal
  • The number of registered key signal
  • Vehicle type handle signal
LIN
ID code box
  • Certification ECU
  • Steering lock ECU
  • L code registration mode signal
  • Diagnosis mode request signal
  • DTC clear request signal
  • L code registration status signal
LIN
Steering lock ECU
  • Certification ECU
  • ID code box
  • Steering lock request signal
  • Steering unlock signal
  • Steering lock confirmation
  • Steering unlock confirmation
  • Diagnosis response signal
  • Steering unlock drive relay signal
  • Steering lock drive relay signal
  • Steering lock motor operation signal
LIN
Power source control ECU Certification ECU
  • Shift position P signal (A/T)
  • Power ON operation status signal
  • Engine starting status
  • ACC relay operating status
  • IG relay operating status
LIN
Power source control ECU Steering lock ECU Steering lock relay power supply status LIN
Steering lock ECU
  • Certification ECU
  • Power source control ECU
  • Steering lock catching malfunction signal
  • Push button start malfunction signal
  • Engine operation signal
LIN