System Diagram
Communication table:
COMMUNICATION TABLE
| Transmitting ECU (Transmitter) | Receiving ECU (Receiver) | Signal | Communication method |
|---|---|---|---|
| Combination meter | Main body ECU | Vehicle speed signal | CAN/Local communication |
| Steering lock ECU | Main body ECU | Steering lock/unlock signal | LIN/Local communication |
COMMUNICATION TABLE
| Transmitting ECU (Transmitter) | Receiving ECU (Receiver) | Signal | Communication method |
|---|---|---|---|
| ECM | Main body ECU | Starter signal | CAN |
| Shift position signal | |||
| Engine revolution speed signal | |||
| Main body ECU | Certification ECU | Engine switch position signal | CAN |
| Courtesy light switch signal | |||
| Wireless door lock buzzer request signal | |||
| Main body ECU | Combination meter | Entry start key signal | CAN |
| Main body ECU | Combination meter | Wireless door lock buzzer request signal | CAN |
| Certification ECU | Main body ECU | Illumination light request signal | CAN |
| Certification ECU | Driver seat ECU | Memory call replay request signal | CAN |
| Certification ECU | Main body ECU | Light answer back signal | CAN |
| Certification ECU | Combination meter | Meter buzzer single-shot request signal | CAN |
| Meter buzzer intermittence request signal | |||
| Meter buzzer continuation request signal | |||
| Door open display signal | |||
| Key loss warning signal | |||
| Low key battery warning signal | |||
| Shift position warning signal | |||
| Steering lock abnormal warning | |||
| Steering lock unlock warning | |||
| Combination meter | Certification ECU/Main body ECU | Vehicle speed signal | CAN |
| Certification ECU | Main body ECU | Key ID matching request signal | LIN |
| Main body ECU | Certification ECU | ID required signal | LIN |