Note: nearly ten years after I sold the 944, I still get a fair number of web visitors. I ran across the original servo and its controller in the basement the other day, so I thought I'd post some updated commentary. The original technical content is from 2003.
Here ...
more ...I used to own an early '85 Porsche 944.
The cruise control was a little flaky, so I decided to take it apart.
more ...| Pin | Function | Sense | |||
|---|---|---|---|---|---|
| servo | color | gender | controller | ||
| - | 1 | V+ | (tied to ignition) | ||
| - | 3 | Cancel button | normally tied to V+ | ||
| - | 4 | Accelerate button | tied to V+ when pressed | ||
| - | 6 | Resume button | tied to V+ when pressed | ||
| - | 14 | Clutch disable switch | normally tied to ground | ||
| - | 11 | Hall effect sensor ... | |||