20-Pin, CLIMATRONIC
20-Pin Connector -T20C-
| Cavity | Function |
|---|---|
| 1 | Signal, sunlight photo sensor, right |
| 2 | Signal, high pressure sensor, PWM |
| 3 | Signal, sunlight photo sensor, left |
| 4 | Signal, air quality sensor, PWM |
| 5 | CAN High |
| 6 | CAN Low |
| 7 | ... |
| 8 | ... |
| 9 | Output, 5 volt photo sensor |
| 10 | Front seat heating, control module, left |
| 11 | Front seat heating, control module, right |
| 12 | ... |
| 13 | Left vent temperature sensor |
| 14 | Right vent temperature sensor |
| 15 | ... |
| 16 | ... |
| 17 | Signal ground |
| 18 | Signal, A/C compressor regulator valve, PWM |
| 19 | Ground, module |
| 20 | Battery power, module |