Construction Diagram: Notes
WARNING: This page is about a different variant/trim than selected.
Main components and functions
PART DESCRIPTION
| Parts name | Functional description |
|---|---|
| WCM | Controls the keyless entry functions, TPMS functions and starting of the engine by using the following communications.
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| Receiver antenna assembly | Receives the operation signals from the lock/unlock buttons, trunk lid button, and panic button on the ignition key (transmitter) as well as the tire pressure signal from the TPMS transmitter. Then, transmits them to WCM. |
| Ignition key | The ignition key also sends signals to receiver antenna assembly when the lock/unlock/trunk lid button and the panic button on it are operated. |
| Combination meter (Multi information display, TPMS warning light) | Communicates with WCM via CAN. Send ignition switch status. Receives the warning request or warning information about TPMS from WCM, activates* the TPMS warning light. Warning symbol and message is additionally displayed on the multi information display. |
| ETACS-ECU | Communicates with WCM via CAN. By the door lock/unlock request, trunk lid open request, or panic alarm request from WCM, ETACS-ECU outputs the lock/unlock signal, trunk lid open signal, or panic alarm signal. When the door lock/unlock signal is output, ETACS-ECU flashes or illuminates the turn signal light and dome light to notify that the lock/unlock operation is performed. |
| ASC-ECU | Communicates with WCM via CAN. Sends the vehicle speed data. |
| ECM | Communication with WCM via CAN. Send atmospheric pressure data. |
| TPMS transmitter | Measure tire pressure directly, then send radio frequency signal to receiver antenna assembly. |
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