Main components and functions
WARNING: This page is about a different car, the 2008 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.
MAIN COMPONENTS AND FUNCTIONS
| 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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| Reciever 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 reciever 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(1) the TPMS warning iight. 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 reciever antenna assembly. | ||
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