Digital Diesel Electronics Control Unit X2411 Connector End View
Pin Assignments X2411
| Pin | Type | Description/Signal type | Connection/Measuring notes |
|---|---|---|---|
| 1 | A | Voltage supply, fuel injector | Injector 4 |
| 2 | A | Voltage supply, fuel injector | Injector 6 |
| 3 | A | Voltage supply, fuel injector | Injector 5 |
| 4 | Not used | ||
| 5 | Not used | ||
| 6 | M | Sensor ground | Charge-air temperature sensor |
| 7 | M | Sensor ground | Dual temperature sensor |
| 8 | Not used | ||
| 9 | Not used | ||
| 10 | E | Engine oil pressure signal | Oil pressure switch |
| 11 | M | Fuel temperature | Fuel temperature sensor |
| 12 | Not used | ||
| 13 | Not used | ||
| 14 | M | Camshaft position sensor signal | Hall-effect sensor, camshaft 1 |
| 15 | M | Engine speed signal | Speed (rpm) sensor |
| 16 | Not used | ||
| 17 | Not used | ||
| 18 | Not used | ||
| 19 | Not used | ||
| 20 | Not used | ||
| 21 | Not used | ||
| 22 | Not used | ||
| 23 | Not used | ||
| 24 | A | Electrical changeover valve for engine mount activation | Electrical changeover valve, engine mount |
| 25 | M | Ground, fuel injector | Injector 4 |
| 26 | M | Ground, fuel injector | Injector 6 |
| 27 | M | Ground, fuel injector | Injector 5 |
| 28 | Not used | ||
| 29 | Not used | ||
| 30 | A | Voltage supply, rail pressure sensor | Rail pressure sensor |
| 31 | Not used | ||
| 32 | A | Voltage supply, charge-air pressure sensor | Boost pressure sensor |
| 33 | Not used | ||
| 34 | Not used | ||
| 35 | Not used | ||
| 36 | Not used | ||
| 37 | A/E | Bi-directional data interface | Generator |
| 38 | Not used | ||
| 39 | M | Engine speed signal | Speed (rpm) sensor |
| 40 | Not used | ||
| 41 | Not used | ||
| 42 | Not used | ||
| 43 | Not used | ||
| 44 | A | Activation of DDE main relay (HRL) | DDE relay |
| 45 | E | Hot-film mass air flow sensor signal | Hot-film mass air flow sensor |
| 46 | E | Hot-film mass air flow sensor signal | Hot-film mass air flow sensor |
| 47 | E | Hot-film mass air flow sensor signal | Hot-film mass air flow sensor |
| 48 | Not used | ||
| 49 | A | Voltage supply, fuel injector | Injector 1 |
| 50 | A | Voltage supply, fuel injector | Injector 3 |
| 51 | A | Voltage supply, fuel injector | Injector 2 |
| 52 | Not used | ||
| 53 | Not used | ||
| 54 | E | Signal, boost pressure | Boost pressure sensor |
| 55 | Not used | ||
| 56 | E | Signal, rail pressure sensor | Rail pressure sensor |
| 57 | E | Fuel temperature | Fuel temperature sensor |
| 58 | Not used | ||
| 59 | Not used | ||
| 60 | Not used | ||
| 61 | Not used | ||
| 62 | E | Camshaft position sensor signal | Hall-effect sensor, camshaft 1 |
| 63 | Not used | ||
| 64 | Not used | ||
| 65 | Not used | ||
| 66 | Not used | ||
| 67 | Not used | ||
| 68 | A/E | Bi-directional data interface | Preheating control module |
| 69 | Not used | ||
| 70 | M | Ground, preheating control module | Preheating control module |
| 71 | A | Signal, volume control valve | Volume control valve |
| 72 | A | Signal, rail pressure control valve | Rail pressure control valve |
| 73 | M | Ground, fuel injector | Injector 1 |
| 74 | M | Ground, fuel injector | Injector 3 |
| 75 | M | Ground, fuel injector | Injector 2 |
| 76 | Not used | ||
| 77 | Not used | ||
| 78 | E | Signal, rail pressure sensor | Rail pressure sensor |
| 79 | Not used | ||
| 80 | M | Signal, boost pressure | Boost pressure sensor |
| 81 | Not used | ||
| 82 | E | Engine coolant temperature | Dual temperature sensor |
| 83 | E | Charge air temperature | Charge-air temperature sensor |
| 84 | Not used | ||
| 85 | Not used | ||
| 86 | M | Ground, oil level sensor | Oil level sensor |
| 87 | E | Engine speed signal | Speed (rpm) sensor |
| 88 | Not used | ||
| 89 | Not used | ||
| 90 | Not used | ||
| 91 | Not used | ||
| 92 | Not used | ||
| 93 | A | Signal, solenoid valve for charge control | Solenoid valve, supercharger control |
| 94 | A | Signal, exhaust gas recirculation (AGR) | Changeover valve for exhaust gas recirculation (AGR) |
| 95 | Not used | ||
| 96 | Not used |