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

Modular inlet manifold - r+r

Make
Alfa Romeo
Model
147 Factory Service Manual
Year
2000–2004
Section
Inlet and exhaust manifolds › Modular inlet manifold - r+r
EngineModular inlet manifold - r+r

Modular inlet manifold - r+r

Operation 1072D10 · Modular inlet manifold (v.i.s.)

2.0 TS

Removing

Position the vehicle on the ramp.

Ensure that the ignition key is in the OFF postition, then disconnect the battery negative terminal.

NameConnector
BatteryA1B

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

1. Undo the bolt fixing the mounting bracket to the modular intake manifold.

Modular inlet manifold - r+r

Proceed with the removal - 1016A40 ignition coil cover on cylinder head- r+r.

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

NameConnector
1Air flow meterK41

Release the electrical wiring for the air flow meter from the fastening on the air intake hose.

2. Disconnect the air intake hose from the filter.

3. Disconnect the oil vapour recovery pipes from the tappet cover.

4. Disconnect the air inlet hose from the throttle casing integrated with the D.V.L.

5. Remove the air intake hose (5a), complete with air flow meter (5b) and oil vapour recovery pipe (5c).

Modular inlet manifold - r+r

Proceed with the removal - 1056B60 single fuel manifold pipe, with injectors - r + r.

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

NameConnector
1Engine temperature sender unitK36

2. Undo nut (2a) and disconnect earth lead (2b) from the intake manifold.

NameConnector
2bEarth on engineC40A
Modular inlet manifold - r+r

1. Disconnect the electrical connection from the throttle casing integrated with D.V.L. and release the wiring from the band.

NameConnector
1Throttle body actuatorN75

2. Disconnect the electrical connections (2a) and (2b) from the injection/ignition control unit.

NameConnector
2aEngine management ECUM10A
NameConnector
2bEngine management ECUM10B

3. Undo the bolt (3a) and disconnect the earth lead (3b) from the injection/ignition control unit mounting.

NameConnector
3bEarth on engineC40C
Modular inlet manifold - r+r

1. Disconnect the engine front connection.

NameConnector
1Front / engine couplingD4

2. Disconnect the electrical connection for the rpm sensor.

NameConnector
2RPM sensorK46

3. Disconnect the electrical connection for the detonation sensor.

NameConnector
3Detonation sensor - 1K50

4. Disconnect the electrical connection for the Lambda sensor.

NameConnector
4Lambda sensor downstream of post-catalyzerK17

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

NameConnector
5Timing sensor.K47
Modular inlet manifold - r+r

1. Disconnect the electrical connection from the enablement solenoid of the changeover device actuator.

NameConnector
1Variable geometry control solenoidL15

Release the electrical wiring from the modular intake manifold.

2. Disconnect the rapid attachment coupling for the fuel vapour recovery pipe.

Plug the fuel vapour recovery system pipes.

3. Release the fuel vapour recovery pipe from the fastening on the power assisted steering fluid reservoir.

Modular inlet manifold - r+r

1. Undo the bolts (1a) and remove the power assisted steering fluid reservoir (1b) without disconnecting the pipes.

2. Disconnect the coolant return pipe to the engine coolant reservoir, reservoir side.

Collect the coolant which comes out, then seal the pipes to prevent impurities from entering the system.

3. Release the coolant return pipe to the coolant reservoir from the fastenings on the modular intake manifold and move it aside.

Modular inlet manifold - r+r

1. Undo the bolts (1a) and remove the mounting (1b), complete with injection/ignition control unit (1c).

The above bolts also secure the throttle body with integral DVL to the modular intake manifold.

2. Undo the remaining bolt (2a) and remove the throttle casing integrated with D.V.L. (2b).

Modular inlet manifold - r+r

1. Disconnect the brake servo vacuum pipe from the modular intake manifold.

2. Disconnect the electrical connection from the fuel vapour solenoid valve.

NameConnector
2Fuel vapour recovery solenoidL10
Modular inlet manifold - r+r

1. Loosen the bands securing the hoses to the intake manifold.

2. Undo the bolts (2a) and remove the modular intake manifold (2b) after having released the electrical wiring from the fastenings.

Modular inlet manifold - r+r

Refitting

Place the modular intake manifold back in its housing and secure it using the bolts.

Tightening the bands securing the hoses to the intake manifold.

Connect the electrical connection to the fuel vapour solenoid valve.

Connect the brake servo vacuum pipe to the single-acting valve.

1. Place the throttle casing integrated with D.V.L. (1a) back in its housing and fasten it temporarily using the bolt (1b).

2. Place the mounting (2a), complete with injection/ignition control unit (2b), back in its housing and secure it by tightening the bolts (2c) to the recommended torque.

The above bolts secure both the throttle casing and the control unit mounting.

FasteningComponentØ

Value

(daNm)

2cBoltBUTTERFLY VALVE CASE/S (MPI)M6(Modular intake manifold side) 0.8 ÷ 1.1
Modular inlet manifold - r+r

Place the coolant return pipe to the engine cooling system reservoir back in its housing and secure it using the bands on the air chamber.

Connect the coolant return pipe to the engine coolant reservoir.

Refit in its seating the power steering fluid reservoir and secure it with its bolts.

Connect the rapid attachment for the fuel vapour recovery pipe.

Secure the fuel vapour recovery pipe using the band to the power assisted steering fluid reservoir.

Connect the electrical connection from the enablement solenoid of the changeover device actuator.

Connect the electrical connection for the cam angle sensor.

Connect the electrical connection for the Lambda sensor.

Connect the electrical connection for the detonation sensor.

Connect the electrical connection for the rpm sensor.

Connect the engine front coupling.

Connect the earth lead to the injection / ignition control unit mount and secure it with its bolt.

Connect the electrical connections to the injection-ignition control unit.

Connect the electrical connection to the butterfly casing integrated with D.V.L. and fix the wiring to the band.

Connect the earth lead to the intake manifold and secure it using the nut.

Connect the electrical connection to the engine coolant temperature sensor.

Fasten the electrical wiring to the modular intake manifold.

Proceed with the refitting - 1056B60 single fuel manifold pipe, with injectors - r + r.

Place the air intake hose, complete with air flow meter, back in its housing and connect it to the air filter and to the throttle casing integrated with D.V.L.

Connect the oil vapour recovery pipes to the tappet cover.

Connect the electrical connection for the air flow meter and fasten the wiring to the air intake hose.

Proceed with the refitting - 1016A40 ignition coil cover on cylinder head- r+r.

Tighten the bolts fixing the mounting bracket to the modular intake manifold.

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

Connect the battery terminal (-).

Remove the car from the ramp.

Parts & tools for this job For 2000 Alfa Romeo 147

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.