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System Diagram

Fig 1: Identifying Main Body ECU System Diagram (1 Of 2)
GTY292962Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Identifying Main Body ECU System Diagram (2 Of 2)
GTY229241Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
COMMUNICATION TABLE

Sender Receiver Signal Line
ECM Main body ECU Engine speed signal CAN
Combination meter Main body ECU Vehicle speed signal CAN
Steering lock ECU Main body ECU Steering lock/unlock signal LIN
Certification ECU (Smart key ECU assembly) Main body ECU LIN master signal LIN
Main body ECU ID code box (Immobiliser code ECU) ID required signal LIN
Main body ECU Certification ECU (Smart key ECU assembly) Key existence condition signal LIN
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