Workshop Manuals Factory service & repair Alfa Romeo
01 General information02 Specifications03 Manufacturing data and tolerances04 Tightening torques05 Fluids and lubricants06 Maintenance07 Diagnostic checks08 Engine09 Clutch10 Gearbox and differential11 Axles and driveshafts12 Brakes13 Steering14 Suspension and wheels15 Heating, air conditioning and auxiliary units16 Electrical equipment17 Body fittings18 Body panels and frame19 Wiring diagrams and electrical functions20 Wiring harnesses21 Connectors and pin-outs22 Fault diagnosis23 Special tools
Alfa Romeo 147 Factory Service Manual (2000-2004)08 · Engine
08 · Engine

Diesel injection wiring harness - r r

Make
Alfa Romeo
Model
147 Factory Service Manual
Year
2000–2004
Section
Diesel fuel injection › Diesel injection wiring harness - r r
EngineDiesel injection wiring harness - r r

Diesel injection wiring harness - r r

Operation 1060G90 · Pressure pump electric control

1.9 JTD 16V

Removing

Position the vehicle on the ramp.

Proceed with removal - 7025A12 Engine front sound insulation COVER - R.R..

Proceed with removal - 7025A14 Bonnet LID - R.R..

Proceed with removal - 1016A10 sound-proofing cover - r + r.

Ensure that the ignition key is in the OFF position, then disconnect the negative battery terminal (-).

NameConnector
BatteryA1B

Proceed with removal - 7055B54 under-engine guard - r r.

Proceed with removal - 1076B70 exhaust pipe between pre-catalytic converter and catalytic converter - r r.

1. Disconnect the electrical connection from the engine oil pressure warning light switch.

NameConnector
1Engine oil pressure sensorK30

2. Disconnect the electrical connection for the engine oil level sensor.

NameConnector
2Engine oil level sensorK32

3. Disconnect the electrical connection for the rpm sensor.

NameConnector
3RPM sensorK46
Diesel injection wiring harness - r r

1. Disconnect the earth lead from the alternator

NameConnector
1AlternatorA10

2. Disconnect the earth lead from the starter motor.

NameConnector
2Starter motorA20
Diesel injection wiring harness - r r

1. Disconnect the electrical connection from the solenoid on the vacuum tank.

NameConnector
1Butterfly casing solenoid valveL62
Diesel injection wiring harness - r r

1. Disconnect the electrical connection from the turbocharger vane actuator solenoid.

NameConnector
1Variable geometry control solenoidL15
Diesel injection wiring harness - r r

1. Disconnect the electrical connection from the air flow meter.

NameConnector
1Air flow meterK41
Diesel injection wiring harness - r r

1. Disconnect the electrical connection from the engine coolant temperature sensor and release the wiring from the bands.

NameConnector
1Engine temperature sender unitK36
Diesel injection wiring harness - r r

1. Disconnect the electrical connections from the injectors.

NameConnector
1InjectorN70

2. Disconnect the electrical connection from the cam angle sensor.

NameConnector
2Timing sensor.K47

3. Disconnect the electrical connection for the air conditioning compressor.

NameConnector
3Air conditioning compressor engagement electro-magnetL20

Release the electrical wiring from the band on the timing cover.

4. Undo the bolts fastening the cable duct and move the electrical wiring aside.

Diesel injection wiring harness - r r

1. Disconnect the electrical connections from the heater plugs.

NameConnector
1Heater plugA40

2. Disconnect the electrical connection from the fuel pressure sensor.

NameConnector
2Fuel pressure sensorK83

3. Disconnect the electrical connection from the excess pressure sensor.

NameConnector
3Turbocharging sensorK82

4. Disconnect the electrical connection from the E.G.R. valve.

NameConnector
4EGR solenoidL30
Diesel injection wiring harness - r r

1. Disconnect the electrical connection from the fuel pressure regulator.

NameConnector
1Fuel pressure regulatorN77

2. Disconnect the rapid attachment for the fuel return pipe to the tank, fuel return manifold pipe side.

Diesel injection wiring harness - r r

1. Undo the nuts (1a) and lift up the heater plugs control unit (1b) as much as necessary.

2. Disconnect the electrical connection from the pre-heating control unit.

NameConnector
2Plug preheating control unitM15
Diesel injection wiring harness - r r

Proceed with removal - 1008C10 power unit upper reaction link r r.

1. Connect the electrical connections to the diesel electronic injection control unit.

NameConnector
1Engine management ECUM10A

2. Disconnect the front engine coupling.

NameConnector
2Front / engine couplingD4
Diesel injection wiring harness - r r

1. Release the spark plug cable loom from the securing bands and remove it.

Diesel injection wiring harness - r r

Refitting

Place the cable loom back in its housing and fix it using the bands.

Connect the front enginec oupling.

Connect the electrical connection to the diesel electronic injection control unit.

Connect the rapid attachment for the fuel return pipe to the tank, fuel return manifold pipe side.

Proceed with refitting - 1008C10 power unit upper reaction link r r.

Connect the electrical connection to the pre-heating control unit.

Place the heater plugs control unit back in its housing and secure it using the nuts.

Connect the electrical connection to the fuel pressure regulator.

Connect the electrical connection to the E.G.R. system solenoid valve.

Connect the electrical connection to the excess pressure sensor.

Connect the electrical connection to the fuel pressure sensor.

Connect the electrical connections to the heater plugs.

Tighten the cable duct fixing bolts.

Fasten the electrical wiring to the band on the timing cover.

Connect the electrical connection to the air conditioner compressor

Connect the electrical connection to the cam angle sensor

Connect the electrical connections to the injectors.

Connect the electrical connection to the engine coolant temperature sensor and fasten the wiring to the bands.

Connect the electrical connection to the air flow meter.

Connect the electrical connection to the turbocharger vane actuator solenoid.

Connect the electrical connection to the solenoid on the vacuum tank.

Connect the earth lead to the starter motor.

Connect the earth lead to the alternator.

Connect the electrical connection for the rpm sensor.

Connect the electrical connection for the engine oil level sensor.

Connect the electrical connection to the engine oil pressure warning light switch.

Proceed with refitting - 1076B70 exhaust pipe between pre-catalytic converter and catalytic converter - r r.

Proceed with refitting - 7055B54 under-engine guard - r r.

Connect the negative (-) battery terminal.

Proceed with refitting - 1016A10 sound-proofing cover - r + r.

Proceed with refitting - 7025A14 Bonnet LID - R.R..

Proceed with refitting - 7025A12 Engine front sound insulation COVER - R.R..

Remove the car from the ramps.

Parts & tools for this job For 2000 Alfa Romeo 147

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