General Module X253 Connector End View
Pin Assignments At Connector X253
| Pin | Type | Description /Signal type | Connection /Measuring notes |
|---|---|---|---|
| 1 | E | Windshield wipe signal 1 | Wiper/washer switch |
| 2 | Not used | ||
| 3 | E | Windshield wipe signal 2 | Wiper/washer switch |
| 4 | E | Open window signal | Passenger's power window switch |
| 5 | E | Open window signal | Switch block, driver's door |
| 6 | E | Trunk lid open signal | Trunk lid locking switch |
| 7 | E | Central arrest (ZV) | Global locking switch |
| 8 | E | Interior lights signal | Electrochromic interior rear-view mirror with integrated interior lights |
| 9 | E/A | K-bus signal line | K-bus splice |
| 10 | Not used | ||
| 11 | A | Wiper control I | Wiper relay |
| 12 | A | Headlight wash control | Headlight washer module |
| 13 | A | Lock motor signal | Lock switch, driver's door |
| 14 | Not used | ||
| 15 | A | Central arrest (ZV) | Central locking drive, glovebox |
| 16 | A | Central arrest (ZV) | Lock switch, front passenger's door |
| 17 | A | Unlock motor signal | ZV drive rear lid |
| 18 | A | Interior lights | Interior lights splice |
| 19 | E | Signal Windshield washing | Wiper/washer switch |
| 20 | E | Driver's door unlock signal | Lock switch, driver's door |
| 21 | Not used | ||
| 22 | E | Driver's door lock signal | Lock switch, driver's door |
| 23 | Not used | ||
| 24 | Not used | ||
| 25 | E | Passenger's door contact signal | Lock switch, front passenger's door |
| 26 | E | Driver's door contact signal | Lock switch, driver's door |
| 27 | M | Terminal 31 | Ground connector X1863 |
| 28 | Not used | ||
| 29 | Not used | ||
| 30 | A | Wiper control I | Wiper relay |
| 31 | A | Signal, release fuel filler flap | Central locking fuel tank access flap relay |
| 32 | A | Central arrest signal | Lock switch, driver's door |
| 33 | A | Unlock motor signal | Lock switch, front passenger's door |
| 34 | A | Unlock motor signal | Central locking drive, glovebox |
| 35 | Not used | ||
| 36 | Not used | ||
| 37 | E | Signal, lock glovebox | Microswitch for glovebox |
| 38 | Not used | ||
| 39 | E | Signal Headlight washer system | Wiper/washer switch |
| 40 | E | Close window signal | Passenger's power window switch |
| 41 | E | Close window signal | Switch block, driver's door |
| 42 | E | Trunk lid contact | ZV drive rear lid |
| 43 | A | Signal, release fuel filler flap | Trunk lid locking switch |
| 44 | Not used | ||
| 45 | E | Wipers in motion signal | Wiper motor |
| 46 | Not used | ||
| 47 | E | Terminal 30 | Fuse F37 |
| 48 | Not used | ||
| 49 | E | Remote control signal Central locking system (ZV) | Electrochromic interior rear-view mirror with integrated interior lights |
| 50 | Not used | ||
| 51 | A | Unlock motor signal | Lock switch, driver's door |
| 52 | Not used | ||
| 53 | Not used | ||
| 54 | A | Lock motor signal | Lock switch, front passenger's door |