Key-In Warning
The key-in warning function, a familiar feature from AT Vectra-B vehicles, shall be installed in vehicles with manual transmission during the course of the model year.
Excerpt from multitimer block diagram:
| 30 | Battery voltage (terminal 30) |
|---|---|
| 31 | Ground (terminal 31) |
| S1/W | Starter switch (ignition lock, terminal W) |
| S16 | Driver's side door contact switch |
| U25 | Multitimer with installed warning buzzer |
Function:
The warning buzzer sounds if the key is in the ignition and the door is opened with ignition OFF.