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System Diagram

Fig 1: Identifying Cruise Control System Diagram
G05306661Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Communication table 

COMMUNICATION CHART

Sender Receiver Signal Line
Hybrid vehicle control ECU ECM Throttle motor operation signal CAN
ECM Hybrid vehicle control ECU Throttle position sensor signal CAN
Hybrid vehicle control ECU Combination meter CRUISE main indicator light signal CAN