Front Electronic Module A173*3B Connector End View
Pin Assignments At Plug Connector A173*3B
| Pin | Type | Description /Signal type | Connection /Measuring information |
|---|---|---|---|
| 1 | A | Supply, terminal 15 | Rear Electronic Module |
| 2 | A | Supply, terminal 15 | Digital Motor Electronics Digital diesel electronics |
| 3 | A | Power supply, terminal 30B | Crash safety module |
| 4 | A | Actuation, bistable relay | Fuse carrier, rear |
| 5 | A | Actuation, bistable relay | Fuse carrier, rear |
| 6 | M | Ground | Ground point |
| 7 | A | Activation, fog lights | Left fog light |
| 8 | A | Activation, fog lights | Right fog light |
| 9 | E | Activation, interior light | Interior light, rear |
| 10 | E | Signal Parking brake switch | Parking brake switch |
| 11 | E/A | Signal Washer fluid level sensor | Washer fluid level sensor |
| 12 | M | Rear compartment ventilation grille Negative connection | Rear compartment ventilation grille |
| 13 | A | Supply Rear compartment ventilation grille | Rear compartment ventilation grille |
| 14 | E | Signal Rear compartment ventilation grille | Rear compartment ventilation grille |
| 15 | E/A | LIN bus signal | Blower output stage |
| 16 | A | Brake light switch signal | Rear Electronic Module |
| 17 | A | Switch signal, hazard warning light switch | Rear Electronic Module |
| 18 | A | Power supply, terminal 30B | Clutch module Digital Motor Electronics |
| 19 | A | Activation, relay, terminal 30B | Front power distribution box |
| 20 | A | Activation, relay, terminal 15N | Front power distribution box |
| 21 | E | Activation, interior light | Roof function centre |
| 22 | E | Brake light switch signal | Brake light switch |
| 23 | E | Signal Clutch module | Clutch module |
| 24 | M | Sensor ground | Refrigerant pressure sensor |
| 25 | A | Supply Refrigerant pressure sensor | Refrigerant pressure sensor |
| 26 | E | Signal Refrigerant pressure sensor | Refrigerant pressure sensor |
| 27 | E | Signal AUC sensor | AUC sensor |
| 28 | E | Signal Reverse gear switch | Reverse gear switch |
| 29 | E/A | Bus signal diagnosis | DC/DC converter earlier production |
| 30 | A | Power supply, terminal 30F | Fuse connector |
| 31 | A | Power supply, terminal 30F | Diagnosis socket |
| 32 | A | Power supply, terminal 30F | Left headlight |
| 33 | E | Supply, terminal 30 | Fuse F57 |
| 34 | A | Activation, high beam headlight | Right headlight |
| 35 | A | Activation, low beam light | Left headlight |
| 36 | A | Activation, flashing indicator lamp | Right headlight |
| 37 | A | Actuation, turn signal light, right | Electric outside mirror |
| 38 | A | Power supply, driver module | Right headlight |
| 39 | A | Side lights activation | Right headlight |
| 40 | A | Side marker light activation (USA) | Right headlight |
| 41 | A | Activation, bi-xenon shutter | Right headlight |
| 42 | -- | Not used | |
| 43 | -- | Not used | |
| 44 | -- | Not used | |
| 45 | -- | Not used | |
| 46 | -- | Not used | |
| 47 | A | Power supply, terminal 30F | Rear Electronic Module |
| 48 | A | Activation, flashing indicator lamp | Left headlight |
| 49 | A | Actuation, turn signal light, left | Electric outside mirror |
| 50 | A | Power supply, driver module | Left headlight |
| 51 | A | Side lights activation | Left headlight |
| 52 | A | Side marker light activation (USA) | Left headlight |
| 53 | A | Activation, bi-xenon shutter | Left headlight |
| 54 | -- | Not used |