Description
Pin assignments at plug connector X2411
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | A | Injector activation, high side | Injector 4 |
| 2 | A | Injector activation, high side | Injector 6 |
| 3 | A | Injector activation, high side | Injector 5 |
| 4 | Not at connector | ||
| 5 | Not used | ||
| 6 | M | Ground signal, charge air temperature sensor | Charge air temperature sensor |
| 7 | M | Ground, coolant temperature sensor | Coolant temperature sensor |
| 8 | Not used | ||
| 9 | Not used | ||
| 10 | E | Signal, oil pressure switch | Oil pressure switch |
| 11 | M | Ground Fuel temperature sensor | Fuel temperature sensor |
| 12 | M | Ground Oxygen sensor before catalytic converter | Heated oxygen sensor 1 in front of catalytic converter EU4 |
| 13 | E | Bi-directional data interface | Alternator |
| 14 | M | Camshaft sensor ground | Hall-effect sensor, camshaft 1 |
| 15 | M | Crankshaft sensor ground | Speed (rpm) sensor |
| 16 | E | Signal Oxygen sensor heater in front of catalytic converter | Heated oxygen sensor 1 in front of catalytic converter EU4 |
| 17 | Not used | ||
| 18 | Not used | ||
| 19 | A | Terminal 15 | Transmission control unit |
| 20 | Not used | ||
| 21 | Not used | ||
| 22 | A/E | Diagnosis signal TXD | Transmission control unit |
| 23 | Not used | ||
| 24 | A | Activation, engine mount | Electrical changeover valve, engine mount |
| 25 | E | Injector activation, cylinder 4 low side | Injector 4 |
| 26 | E | Injector activation, cylinder 6 low side | Injector 6 |
| 27 | E | Injector activation, cylinder 5 low side | Injector 5 |
| 28 | Not at connector | ||
| 29 | Not used | ||
| 30 | A | Voltage supply Rail pressure sensor | Rail pressure sensor |
| 31 | Not used | ||
| 32 | A | Voltage supply Boost pressure sensor | Boost pressure sensor |
| 33 | Not used | ||
| 34 | Not used | ||
| 35 | Not used | ||
| 36 | E | Signal Oxygen sensor before catalytic converter | Heated oxygen sensor 1 in front of catalytic converter EU4 |
| 37 | E | Alternator load signal | Alternator |
| 38 | E | Signal Swirl flap actuator | EU4 Swirl flap actuator |
| 39 | A | Voltage supply Crankshaft sensor | Speed (rpm) sensor |
| 40 | Not used | ||
| 41 | Not used | ||
| 42 | Not used | ||
| 43 | Not used | ||
| 44 | A | Activation, main relay | DDE relay |
| 45 | E | Signal Air mass sensor | Air mass sensor |
| 46 | E | Intake air temperature | Air mass sensor |
| 47 | M | Ground Air mass sensor | Air mass sensor |
| 48 | Not used | ||
| 49 | A | Injector activation, high side | Injector 1 |
| 50 | A | Injector activation, high side | Injector 3 |
| 51 | A | Injector activation, high side | Injector 2 |
| 52 | Not at connector | ||
| 53 | Not used | ||
| 54 | E | Signal Boost pressure sensor | Boost pressure sensor |
| 55 | Not used | ||
| 56 | E | Signal Rail pressure sensor | Rail pressure sensor |
| 57 | A | Signal Fuel temperature sensor | Fuel temperature sensor |
| 58 | Not used | ||
| 59 | Not used | ||
| 60 | E | Signal Oxygen sensor before catalytic converter | Heated oxygen sensor 1 in front of catalytic converter EU4 |
| 61 | Not used | ||
| 62 | E | Signal Camshaft sensor | Hall-effect sensor, camshaft 1 |
| 63 | Not used | ||
| 64 | Not used | ||
| 65 | A/E | Jumper, CAN bus low | Digital diesel electronics control unit |
| 66 | A/E | Jumper, CAN bus low | Digital diesel electronics control unit |
| 67 | A/E | CAN bus low | Transmission control unit |
| 68 | A/E | Bi-directional data interface | Preheating control unit |
| 69 | Not used | ||
| 70 | M | Ground Preheating control unit | Preheating control unit |
| 71 | A | Activation, volume control valve | Volume control valve |
| 72 | A | Activation, rail pressure control valve | Rail pressure control valve |
| 73 | E | Injector activation, cylinder 1 low side | Injector 1 |
| 74 | E | Injector activation, cylinder 3 low side | Injector 3 |
| 75 | E | Injector activation, cylinder 2 low side | Injector 2 |
| 76 | Not at connector | ||
| 77 | Not used | ||
| 78 | M | Ground Rail pressure sensor | Rail pressure sensor |
| 79 | Not used | ||
| 80 | M | Ground Boost pressure sensor | Boost pressure sensor |
| 81 | Not used | ||
| 82 | E | Coolant temperature | Coolant temperature sensor
AUX FAN GR/BL = GR=grey + BL=blue |
| 83 | A | Activation, charge air temperature sensor | Charge air temperature sensor |
| 84 | E | Signal Oxygen sensor before catalytic converter | Heated oxygen sensor 1 in front of catalytic converter EU4 |
| 85 | Not used | ||
| 86 | M | Ground Oil level sensor | Oil level sensor |
| 87 | E | Signal Crankshaft sensor | Speed (rpm) sensor |
| 88 | Not used | ||
| 89 | A/E | Jumper, CAN bus high | Digital diesel electronics control unit |
| 90 | A/E | Jumper, CAN bus high | Digital diesel electronics control unit |
| 91 | A/E | CAN bus high | Transmission control unit |
| 92 | Not used | ||
| 93 | A | Activation, turbocharger adjustment | EU3 Solenoid valve, supercharger control EU4 Boost pressure actuator |
| 94 | A | Activation Exhaust gas recirculation valve | Solenoid valve, exhaust gas recirculation |
| 95 | A | Activation, swirl flaps | EU3 Electric changeover valve, swirl flaps EU4 Swirl flap actuator |
| 96 | Not used | ||
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