1072D10 MODULAR INLET MANIFOLD - R+R - Alfa - GT - eLearn

125001085 - 1072D10 MODULAR INLET MANIFOLD - R+R

) Position the vehicle on a lift.PROCEED WITH DRAINING THE HIGH PRESSURE FUEL SYSTEM FOLLOWING THE INSTRUCTIONS GIVEN BELOW.Start the engine.Keep the engine idling for 2 minutes.Detach the fuel pump relay.Wait until the engine cuts out.Try and start the engine: if the engine starts within 10 seconds wait for it to cut out, then try and start the engine again; if the engine does not start within 10 seconds, continue for another 5 seconds.Wait for the engine to cool down.Make sure that the ignition key is in the OFF position, then disconnect the negative battery terminal (-)

	Description	Connector
-	Battery	See A1B BATTERY ( BATTERY NEGATIVE )

Proceed with the removal Op. 1016A40 IGNITION COIL COVER ON CYLINDER HEAD- R+R.Proceed with the removal Op. 7055B54 UNDER-ENGINE GUARD - R R.Proceed with the removal Op. 1076B18 RIGID SECTION OF EXHAUST PIPE BETWEEN CATALYTIC CONVERTER AND SILENCER - R + R.1. Undo the bolts (1a) and (1b) and remove the modular intake manifold mounting bracket (1c) after having released the bands from the electrical wiring.

Proceed with the removal Op. 1048A59 PIPE from flow meter to throttle casing hose - R.R..Proceed with the removal Op. 5530B10 BATTERY - R+R.1. Disconnect the electrical connection from the throttle casing integrated with D.V.L. and release the electrical wiring from the band.

	Description	Connector
1	Throttle body actuator	See N75 THROTTLE BODY ACTUATOR ( CONNECTORS )

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

	Description	Connector
1	Fuel pressure regulator	See N77 FUEL PRESSURE REGULATOR ( CONNECTORS )

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

	Description	Connector
2	Fuel pressure sensor	See K83 FUEL PRESSURE SENSOR

1. Disconnect the electrical connection from the phase transformer solenoid.

	Description	Connector
1	Variable valve timing actuator	See N76 TIMING VARIATOR ACTUATOR

2. Disconnect the electrical connection from the switching control actuator enablement solenoid valve.

	Description	Connector
2	Variable geometry solenoid valve	See L15 VARIABLE GEOMETRY CONTROL SOLENOID ( CONNECTORS )

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

	Description	Connector
3	Timing sensor	See K47 TIMING SENSOR. ( CONNECTORS )

1. Disconnect the engine wiring electrical connections (1a) and (1b).

	Description	Connector
1a	Front/engine coupling	See D4A FRONT/ENGINE CONNECTION ( CONNECTORS )

	Description	Connector
1b	Front/engine coupling	See D4B FRONT/ENGINE CONNECTION ( CONNECTORS )

2. Loosen the band and disconnect the oil vapour recirculation pipe from the modular intake manifold.3. Loosen the band and disconnect the vacuum intake pipe from the modular intake manifold.

1. Disconnect the rapid connector for the fuel supply pipe and release it from the fastening on the modular intake manifold.2. Disconnect the rapid connector for the fuel vapour recovery pipe.

1. Disconnect the vacuum intake pipe from the air flow switching device actuator and release it from the fastening on the latter.2. Disconnect the air flow switching device actuator linkage.3. Undo the bolts (3a) and remove the air flow switching device control actuator (3b).

1. Undo the bolts (1a) and move the power assisted steering fluid reservoir (1b) sideways.

1. Loosen the band and disconnect the flexible section from the rigid section of the coolant return pipe to the engine coolant reservoir.

1. Release the rigid coolant return pipe to the engine coolant reservoir from the fastenings on the modular intake manifold and move it to the side.

1. Undo the bolts (1a) and remove the throttle casing with D.V.L. (1b).2. Remove the O-ring.

1. Undo the fuel pressure sensor and remove it.

Undo the bolts fixing the brackets connecting the modular intake manifold to the intake manifold, intake manifold side.1. Loosen the bands fixing the inlet hoses, modular intake manifold side.2. Retract the modular intake manifold, releasing it from the intake hoses.3. Loosen the remaining bands (3a) and remove the inlet hoses (3b).

Move the modular intake manifold towards the ABS hydraulic unit.1. Undo the bolts (1a) fixing the brackets (1b) connecting the modular intake manifold to the intake manifold, modular intake manifold side and remove them.

1. Lift up the modular intake manifold as necessary to disconnect the electrical connection for the fuel vapour solenoid valve.

	Description	Connector
1	Fuel vapour recovery solenoid valve	See L10 FUEL VAPOUR RECOVERY SOLENOID

2. Remove the modular intake manifold.

Refitting ( Removing

) Place the modular intake manifold in position after having connected the electrical connection to the fuel vapour solenoid valve.Place the connecting brackets for the modular intake manifold and the intake manifold in position and secure them to the modular intake manifold using the bolts.Place the inlet hoses in position and secure them to the intake manifold using the bands.Place the modular intake manifold in position and connect it to the inlet hoses.Tighten the bands fixing the inlet hoses, modular intake manifold side.Tighten the bolts fixing the brackets connecting the modular intake manifold to the intake manifold, intake manifold side.1. Place the fuel pressure sensor in position and tighten it to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
1	-	FUEL PRESSURE SENSOR	M10	2.0 ÷ 2.4

1. Place the O-ring in position.2. Place the throttle casing integrated with D.V.L. (2a) in its housing and secure it by tightening the bolts (2b) to the recommended torque.

	Fastening	Component	Ø	Value(daNm)
2b	Bolt	THROTTLE BODY	M6	(Modular intake manifold side) 0.8 - 1.0

Connect the vacuum intake pipe to the modular intake manifold and tighten the band.Connect the oil vapour recirculation pipe to the modular intake manifold and tighten the band.Place the rigid coolant return pipe to the engine coolant reservoir in position and secure it to the modular intake manifold.Connect the flexible section of the coolant return pipe to the engine coolant reservoir to the rigid section and tighten the band.Place the power assisted steering fluid reservoir in its housing and secure it using the bolts.Place the air flow switching device control actuator back in its housing and secure it using the bolts.Connect the air flow switching device actuator linkage.Connect the vacuum intake pipe to the air flow switching device actuator and secure it to the fastening on the latter.Connect the rapid connector for the fuel vapour recovery pipe.Cconnect the rapid connector for the fuel supply pipe and secure it to the modular intake manifold.Connect the electrical connections for the engine wiring.Connect the electrical connection for the cam angle sensor.Connect the electrical connection to the switching control actuator enablement solenoid valve.Connect the electrical connection to the phase transformer solenoid.Connect the electrical connection to the fuel pressure sensor.Connect the electrical connection to the fuel pressure regulator.Connect the electrical connection to the throttle casing integrated with D.V.L. and fasten the wiring to the band.Proceed with the refitting Op. 1048A59 PIPE from flow meter to throttle casing hose - R.R..Proceed with the refitting Op. 5530B10 BATTERY - R+R.Place the modular intake manifold mounting bracket in position and secure it using the bolts, then fasten the electrical wiring to the bands.Proceed with the refitting Op. 1076B18 RIGID SECTION OF EXHAUST PIPE BETWEEN CATALYTIC CONVERTER AND SILENCER - R + R.Proceed with the refitting Op. 7055B54 UNDER-ENGINE GUARD - R R.Proceed with the refitting Op. 1016A40 IGNITION COIL COVER ON CYLINDER HEAD- R+R.Connect the negative battery terminal (-).Remove the vehicle from the lift.