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System Diagram: Notes

Fig 1: Smart Access System With Push Button Start System Diagram
G05287846Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Communication table: 

COMMUNICATION CHART

Sender Receiver Signal Line
ECM Power source control ECU Engine rotation signal CAN/BEAN
Meter ECU Power source control ECU Vehicle speed signal BEAN/Local communication
Steering lock ECU Power source control ECU Steering lock/unlock signal LIN/Local communication
Shift lock control ECU Power source control ECU Shift position signal BEAN/Local communication
Certification ECU Power source control ECU LIN master signal LIN
Power source control ECU Immobiliser code ECU ID required signal LIN
Power source control ECU Certification ECU Key existence condition signal BEAN