System Diagram
COMMUNICATION METHOD REFERENCE
| Transmitting ECU (Transmitter) | Receiving ECU | Signals | Communication Method |
|---|---|---|---|
| Main body ECU | Certification ECU | Engine switch position signal | CAN |
| Courtesy light switch signal | |||
| Door lock output signal | |||
| Luggage compartment door output request signal | |||
| Wireless door lock buzzer request signal | |||
| Door lock position switch signal | |||
| D/P door key operated switch signal | |||
| Luggage compartment door key operated switch signal | |||
| Main body ECU | Combination meter | Wireless door lock buzzer request signal | CAN |
| Certification ECU | Main body ECU | Illumination light request signal | CAN |
| Light answer back signal | |||
| Door lock/unlock request signal | |||
| Certification ECU | Driver seat ECU | Memory call replay request 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 |
| ID code box | Certification ECU | Matching request random number signal | LIN |
| EEP ROM access malfunction | |||
| Model code matching signal | |||
| Model code mismatching signal | |||
| ECM code receiving status | |||
| Engine start permission request signal | |||
| Engine start permission response signal | |||
| S code matching result signal | |||
| S code registration status signal | |||
| S code registration mode signal | |||
| L code matching result signal | |||
| ECM communication signal | |||
| Registered key number response signal | |||
| Diagnosis mode switching signal | |||
| Registered key number signal | |||
| Certification ECU | ID code box | 3 bit code request signal | LIN |
| ID code matching result signal | |||
| Registered key number signal | |||
| Vehicle type handle signal | |||
| Certification ECU |
|
L code registration mode signal | LIN |
| Diagnosis mode request signal | |||
| DTC clear request signal | |||
| L code registration status signal | |||
| Steering lock ECU |
|
Steering lock request signal | LIN |
| Steering unlock signal | |||
| Steering lock confirmation signal | |||
| Steering unlock confirmation signal | |||
| Diagnosis response signal | |||
| Steering unlock drive relay signal | |||
| Steering lock drive relay signal | |||
| Steering lock motor operation signal | |||
| Main body ECU | Certification ECU | Shift position P signal | LIN |
| Engine starting status signal | |||
| ACC relay operating status signal | |||
| IG relay operating status signal | |||
| Main body ECU | Steering lock ECU | Steering lock relay power supply status signal | LIN |
| Steering lock ECU |
|
Steering lock catching malfunction signal | LIN |
| Push button start malfunction signal | |||
| Engine operation signal |