1072B50 AIR CHAMBER - R.R. - Fiat - GRANDE PUNTO - eLearn

199002367 - 1072B50 AIR CHAMBER - R.R.

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If the air chamber is replaced, run the following self-learning procedure.

Op. 1048A32 HOSE FROM AIR FILTER TO INTAKE MANIFOLD - R + R Op. 1048A10 AIR FILTER ASSEMBLY - R.R. Op. 1056B60 SINGLE FUEL MANIFOLD PIPE, WITH INJECTORS - R.R. Op. 5520B10 STARTER MOTOR - R+R 1. Disconnect the intermediate rapid connector for the fuel vapour pipe.2. Disconnect the electrical connection for the air temperature/pressure sensor.

	Description	Connector
2	Air pressure - temperature sensor	See K044 AIR PRESSURE - TEMPERATURE SENSOR

3. Undo the bolt securing the engine oil dipstick tube.

1. Disconnect the electrical connection for the absolute pressure sensor.

	Description	Connector
1	Absolute pressure sensor	See K048 ABSOLUTE PRESSURE SENSOR

2. Loosen the band and disconnect the oil vapour pipe from the intake chamber.3. Loosen the band and disconnect the brake servo vacuum pipe from the intake chamber.4. Undo the bolt securing the intake manifold to the camshaft housing.5. Disconnect the electrical connection for the fuel vapour solenoid valve.

	Description	Connector
5	Fuel vapour recovery solenoid valve	See L010 FUEL VAPOUR RECOVERY SOLENOID VALVE

1. Disconnect the electrical connections for the injection-ignition control unit.

	Description	Connector
1	Engine management control unit	See M010 ENGINE MANAGEMENT ECU

2. Undo the nut and remove the earth lead for the injection-ignition control unit.

	Description	Connector
2	Injection control unit earth	See C060 INJECTION CONTROL UNIT EARTH

1. Disconnect the electrical connection for the slider position sensor.

	Description	Connector
1

2. Detach the electrical connection for the throttle body.

	Description	Connector
2	Integrated throttle body actuator	See N075 BUILT-IN THROTTLE BODY ACTUATOR

1. Disconnect the electrical connection for the slider solenoid valve.

	Description	Connector
1	PDA solenoid valve	See L031 PDA SOLENOID VALVE

2. Open the retaining clips and move the engine wiring duct aside.3. Undo the lower bolts securing the air chamber to the cylinder head.

1. Undo the upper bolts (1a) and remove the air chamber assembly (1b).

1. Undo the bolts (1a), remove the support (1b) complete with control unit (1c) and throttle casing (1d) complete with gasket.

- Open the clips and disconnect the fuel vapour pipe from the intake chamber.1. Undo the bolts (1a) and remove the fuel vapour solenoid valve assembly (1b).

1. Undo the bolt (1a) and remove the absolute pressure sensor (1b) complete with O-ring.

1. Undo the bolt (1a) and remove the air pressure and temperature sensor (1b) complete with O-ring.

Refitting ( Removing

) - Place the air pressure and temperature sensor back in its housing complete with new O-ring and secure it to the chamber using the bolt.- Place the air pressure and temperature sensor back in its housing complete with new O-ring and secure it to the chamber using the bolt.- Place the fuel vapour solenoid valve assembly in position and secure it to the chamber using the bolts.- Connect the fuel vapour pipe to the chamber and secure it using the clips.- Place the support complete with control unit, throttle body and new gasket in position and secure it to the chamber using the bolts.- Place the air chamber assembly in position and tighten the bolts securing it to the cylinder head to the recommended torque.

Component	Fastening	dia	Value (daNm)	Validity
Intake manifold - cylinder head side	Bolt (to be replaced)	M7	1.3 ÷ 1.6	1.4 16v

- Refit the engine wiring duct and secure it using the clips.- Connect the electrical connection for the slider solenoid valve.- Connect the electrical connection for the throttle body.- Connect the electrical connection for the slider position sensor.- Connect the earth lead for the injection-ignition control unit and secure it using the nut.- Connect the electrical connections for the injection-ignition control unit.- Connect the electrical connection for the fuel vapour solenoid valve.- Tighten the bolt securing the intake chamber to the camshaft housing to the recommended torque.

Component	Fastening	dia	Value (daNm)	Validity
Intake manifold - cylinder head extension side	Bolt (to be replaced)	M6	0.8 ÷ 1.1	1.4 16v

- Connect the brake servo vacuum pipe to the intake chamber and secure it using the band.- Connect the oil vapour pipe to the intake chamber and secure with the band.- Connect the electrical connection for the absolute pressure sensor.- Tighten the engine oil dipstick tube retaining bolt.- Connect the electrical connection for the air pressure/temperature sensor.- Connect the intermediate rapid connector for the fuel vapour pipe to the air chamber. Op. 5520B10 STARTER MOTOR - R+R Op. 1056B60 SINGLE FUEL MANIFOLD PIPE, WITH INJECTORS - R.R. Op. 1048A10 AIR FILTER ASSEMBLY - R.R. Op. 1048A32 HOSE FROM AIR FILTER TO INTAKE MANIFOLD - R + R