Wiring diagram for common rail diesel injection (CDI) control unit - PE07.16-P-2101-97DAG
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ENGINE 651 up to 5/31/10 in MODEL 212 (except 212.098/298) except CODE U42 (BlueTEC diesel exhaust treatment (SCR)) Control unit N3/9, engine connector, sheet 2
| Code: | Designation: | Position: |
|---|---|---|
| A0 | Color code key | 48L |
| B76/1 | Condensation sensor for fuel filter with heating element | 7L |
| Code 71o | Heated fuel filter retrofit | 8E |
| G2 | Alternator | 41L |
| M16/6 | Throttle valve actuator | 30L |
| M55 | Intake port shutoff actuator motor | 35L |
| N14/3 | Glow output stage | 43A |
| N3/9 | CDI control unit | 4A |
| N3/9 | CDI control unit | 12A |
| N3/9 | CDI control unit | 20A |
| N3/9 | CDI control unit | 28A |
| N3/9 | CDI control unit | 37A |
| N3/9 | CDI control unit | 41A |
| N33/7 | Control unit of condensation sensor for fuel filter with heating element | 11L |
| R48 | Coolant thermostat heating element | 22L |
| R9/1 | Cylinder 1 glow plug | 44L |
| R9/2 | Cylinder 2 glow plug | 44L |
| R9/3 | Cylinder 3 glow plug | 44L |
| R9/4 | Cylinder 4 glow plug | 45L |
| U243 | Valid for diesel engine 651 with all-wheel drive | 14K |
| U249 | Valid for diesel engine 651 without all-wheel drive | 14K |
| U458 | Not valid for fuel filter module retrofit | 6E |
| U963 | Valid for piezo fuel injector | 2F |
| U963 | Valid for piezo fuel injector | 24E |
| U963 | Valid for piezo fuel injector | 23B |
| U964 | Valid for all except piezo fuel injector | 3F |
| U964 | Valid for all except piezo fuel injector | 26E |
| W11 | Combustion engine ground point | 47E |
| W12 | Ground point (center console) | 5L |
| W6 | Left rear wheel well ground point | 3D |
| X214 | Glow plug electrical connector | 43E |
| X26 | Interior and engine wiring harness electrical connector | 2E |
| X26 | Interior and engine wiring harness electrical connector | 17E |
| X26 | Interior and engine wiring harness electrical connector | 20E |
| X26 | Interior and engine wiring harness electrical connector | 13E |
| Y131 | Oil spray nozzle shutoff valve | 19L |
| Y132 | Charge air bypass flap switchover valve | 20L |
| Y133 | Coolant pump switchover valve | 18L |
| Y27/9 | Exhaust gas recirculation actuator | 38L |
| Y31/5 | Boost pressure control pressure transducer | 23L |
| Y74 | Pressure regulator valve | 2L |
| Y77/1 | Boost pressure positioner | 28L |
| Y93 | Boost pressure control flap pressure transducer | 25L |
| Y94 | Quantity control valve | 4L |
| Z100/30z1 | Power supply connector sleeve for control unit of condensation sensor for fuel filter with heating element | 12G |
| Z100/30z2 | Signal connector sleeve for control unit of condensation sensor for fuel filter with heating element | 10G |
| Z100/31 | Ground line connector sleeve for condensation sensor for fuel filter with heating element | 9G |
| Z6 | Circuit 31 connector sleeve | 3H |
| Z6/25 | Sensor voltage supply connector sleeve | 36H |
| Z6/28 | Sensor ground connector sleeve | 32E |
| Z6z1 | Circuit 31 connector sleeve | 28G |
| Z7/5z1 | Circuit 87 connector sleeve | 46E |
| Z7/5z2 | Circuit 87 connector sleeve | 17G |
| Z7/5z2 | Circuit 87 connector sleeve | 25G |
| Z7/5z2 | Circuit 87 connector sleeve | 27G |
| Z7/5z3 | Circuit 87 connector sleeve | 20G |
| Z9 | Connector sleeve 1 | 41E |