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

Right cylinder head - r + r and replace gasket

Make
Alfa Romeo
Model
147 Factory Service Manual
Year
2000–2004
Section
Cylinder head/s › Right cylinder head - r + r and replace gasket
EngineRight cylinder head - r + r and replace gasket

Right cylinder head - r + r and replace gasket

Operation 1016D24 · Cylinder heads - remove and re-fit

3.2 V6

Removing

Position the vehicle on the ramp.

Drain the air conditioner coolant circuit - 5040A10 Air conditioning refrigerant CIRCUIT - Draining and Refilling.

Proceed with removal - 5530B10 battery - r+r.

Proceed with removal - 4450B04 right front wheel r r.

Proceed with removal - 7055B64 Engine compartment DUST shield in front wheel arch (one), left or right - R.R..

Proceed with removal - 7055B42 Additional FRONT WHEEL ARCH (one), left or right - R.R..

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

Proceed with removal - 1092G10 single engine belt r r.

Proceed with removal - 1092A10 Crankshaft services PULLEY - R.R..

Proceed with removal - 1032D12 timing system protective cover(s) - r + r.

Proceed with removal - 1016A42 left hand cylinder head ignition coil cover - r+r.

Proceed with removal - 5510C16 left hand cylinder head ignition coil - r+r.

Proceed with removal - 1016A30 left cam cover - r + r and replace gasket.

Proceed with removal - 1072B50 sleeves connecting air capacity box to inlet manifold is - r+r.

Proceed with removal - 5510C18 right hand cylinder head ignition coil - r+r.

Proceed with removal - 1016A34 right-hand cam cover - r + r and replace gasket.

Proceed with removal - 1032B10 toothed timing belt - r + r for timing adjustment or replacement.

Proceed with removal - 7210E10 R.R. FRONT BUMPER.

Proceed with the removal - 5540B76 Front LIGHT CLUSTER with fog light (one), left or right - R.R. with interfering components removed (Right and left sides).

Proceed with removal - 7025A34 bonnet lid lock (one) - r+r or repair.

Proceed with removal - 7210A15 R.R. HEADLAMP HOUSING/FRONT WING CROSSMEMBER.

Proceed with removal - 1076B82 left exhasust pipe between catalytic preconverter and converter r r.

Proceed with removal - 1076B84 right exhaust pipe between caralytic preconverter and converter r r.

Proceed with removal - 1080B39 right catalytic preconverter r r or replace cylinder head gasket.

1. Disconnect the electrical connection for the rpm sensor.

NameConnector
1RPM sensorK46

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

NameConnector
2Timing sensor.K47

3. Disconnect the electrical connection for the knock sensor flywheel side.

NameConnector
3Detonation sensor - 1K50

4. Disconnect the electrical connection from the engine coolant temperature sensor.

NameConnector
4Engine temperature sender unitK36
Right cylinder head - r + r and replace gasket

1. Loosen band and disconnect the upper coolant inlet hose to the radiator thermostat side.

2. Loosen the band and disconnect the lower radiator coolant outlet hose from the radiator, thermostat side.

3. Loosen the band and disconnect the coolant return pipe from the climate control heater, thermostat side.

4. Undo the bolts (4a) and remove the thermostat (4b) complete with electrical connections box (4c).

5. Release the coolant outlet connector from the right cylinder head.

Right cylinder head - r + r and replace gasket

1. Undo the bolts (1a) and remove the intake pipes (1b).

2. Remove the gaskets.

Discharge the fuel system pressure with the tool connected to the bleed valves on the fuel pipe.

NameCountry
Rapid connector1.870.684.000

3. Disconnect the quick-release connector for the front fuel supply pipe, fuel pipe side.

4. Disconnect the electrical connections from the injectors.

NameConnector
4InjectorN70
Right cylinder head - r + r and replace gasket

1. Undo the bolts (1a) and remove the fuel pipe (1b), complete with injectors (1c).

Right cylinder head - r + r and replace gasket

1. Undo the bolts (1a) fixing the right head driven pullies, using the tool for counter-torque (1b).

NameCountry
1bCounter-torque1.822.146.000
Right cylinder head - r + r and replace gasket

1. Remove the right head toothed driven pullies (1a) using the tool (1b).

NameCountry
1bExtractor1.860.954.001
Right cylinder head - r + r and replace gasket

1. Undo the bolt (1a) and remove the fixed timing belt tensioner (1b).

Right cylinder head - r + r and replace gasket

1. Undo the bolts (1a) and remove the right rear timing gear cover (1b).

2. Undo the bolts (2a) and remove the timing belt moving tensioner (2b).

Right cylinder head - r + r and replace gasket

1. Undo the nuts (1a) fixing the right cylinder head using the tool (1b).

NameCountry
1bSpanner1.822.121.000

2. Remove the right cylinder head.

Remove the right cylinder head gasket.

Right cylinder head - r + r and replace gasket

Refitting

Place the right cylinder head gasket back in its housing.

Refit the right cylinder head.

1. Tighten the nuts (1a) fixing the right cylinder head to the recommended torque using the angular tightening tools (1b) and (1c).

Lubricate the threads, nuts and washers with engine oil.

Follow the order shown in the diagram for each tightening sequence.

FasteningComponentØ

Value

(daNm)

1aNutCYLINDER HEADM12(Engine crankcase side) 2.4 ÷ 2.6 + 228 ÷ 232
NameCountry
1bProtractor1.860.942.000
NameCountry
1cSpanner1.822.121.000
Right cylinder head - r + r and replace gasket

Fit the timing belt mobile tensioner and fix it using the bolts without tightening them.

1. Fit the right rear protective timing gear cover (1a) and secure using the bolts (1b).

2. Fit the fixed timing belt tensioner (2a) and secure by tightening the bolts (2b) to the recommended torque.

FasteningComponentØ

Value

(daNm)

2bBoltFIXED TENSIONERM10(Cylinder head side) 4.5 ÷ 5.5
Right cylinder head - r + r and replace gasket

Place the right cylinder head driven pullies back in their housings and secure them without tightening the bolts.

Place the fuel pipe, complete with injectors, back in its housing and fix it using the bolts.

Connect the electrical connections to the injectors.

Connect the quick-release connector for the front fuel supply pipe, fuel pipe side.

Place the inlet ducts complete with gaskets back in their housings and fix them using the bolts.

1. Refit the coolant outlet connector in its seating on the right cylinder head.

2. Place the thermostat (2a) complete with electrical connections box (2b) back in its housing and fasten it tightening the bolts (2c) to the recommended torque.

FasteningComponentØ

Value

(daNm)

2cBoltTHERMOSTATM6(Cylinder head side) 0.8 ÷ 1.0

3. Connect the engine coolant return pipe from the climate control system heater, thermostat side, and tighten the band.

4. Connect the lower coolant outlet hose from the radiator, thermostat side, and tighten the band.

5. Connect the upper coolant inlet hose to the radiator, thermostat side, and tighten the band.

Right cylinder head - r + r and replace gasket

Connect the electrical connection to the engine coolant temperature sensor.

Connect the electrical connection for the knock sensor flywheel side.

Connect the electrical connection for the cam angle sensor.

Connect the electrical connection for the rpm sensor.

Proceed with refitting - 1080B39 right catalytic preconverter r r or replace cylinder head gasket.

Proceed with refitting - 1076B84 right exhaust pipe between caralytic preconverter and converter r r.

Proceed with refitting - 1076B82 left exhasust pipe between catalytic preconverter and converter r r.

Proceed with refitting - 7210A15 R.R. HEADLAMP HOUSING/FRONT WING CROSSMEMBER.

Proceed with refitting - 7025A34 bonnet lid lock (one) - r+r or repair.

Proceed with the refitting - 5540B76 Front LIGHT CLUSTER with fog light (one), left or right - R.R. with interfering components removed (Right and left sides).

Proceed with refitting - 7210E10 R.R. FRONT BUMPER.

Proceed with refitting - 1032B10 toothed timing belt - r + r for timing adjustment or replacement.

Proceed with refitting - 1016A34 right-hand cam cover - r + r and replace gasket.

Proceed with refitting - 5510C18 right hand cylinder head ignition coil - r+r.

Proceed with refitting - 1072B50 sleeves connecting air capacity box to inlet manifold is - r+r.

Proceed with refitting - 1016A30 left cam cover - r + r and replace gasket.

Proceed with refitting - 5510C16 left hand cylinder head ignition coil - r+r.

Proceed with refitting - 1016A42 left hand cylinder head ignition coil cover - r+r.

Proceed with refitting - 1032D12 timing system protective cover(s) - r + r.

Proceed with refitting - 1092A10 Crankshaft services PULLEY - R.R..

Proceed with refitting - 1092G10 single engine belt r r.

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

Proceed with refitting - 7055B42 Additional FRONT WHEEL ARCH (one), left or right - R.R..

Proceed with refitting - 7055B64 Engine compartment DUST shield in front wheel arch (one), left or right - R.R..

Proceed with refitting - 4450B04 right front wheel r r.

Fill the air conditioner coolant circuit - 5040A10 Air conditioning refrigerant CIRCUIT - Draining and Refilling.

Proceed with refitting - 5530B10 battery - r+r.

Remove the car from the ramps.

Parts & tools for this job For 2000 Alfa Romeo 147

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