1056F52 FUEL PRESSURE REGULATOR - R.R. - Alfa - 156 - eLearn

3237735 - 1056F52 Fuel pressure REGULATOR - R.R.

) Position the vehicle on the ramp.DRAIN THE FUEL HIGH-PRESSURE SYSTEM AS DESCRIBED BELOW.Start engine.Maintain idle for 2 minutes.Disconnect the fuel pump relay.Wait for the engine to stall.Try to start the engine: if the engine starts within 10 seconds, wait for it to stall, then try to start it again; if the engine does not start within 10 seconds, continue cranking for a further 5 seconds.Wait for the engine to cool down.Ensure that the ignition key is in the OFF position, then disconnect the negative battery terminal (-).

	Name	Connector
-	Battery	A1B

Proceed with removal - 1016A40 ignition coil cover on cylinder head- r+r . Proceed with removal - 7055B54 under-engine guard - r r . 1. Disconnect the electrical connection from the fuel pressure regulator.

	Name	Connector
1	Fuel pressure regulator	N77

2. Undo the bolts (2a) and remove the fuel pressure regulator (2b).3. Remove the 'slide valve' complete with O-ring.

Refitting ( Removing

) Refit the fuel pressure regulator complete with 'slide valve' and secure it with the bolts.Connect the electrical connection to the fuel pressure regulator. Proceed with refitting - 7055B54 under-engine guard - r r . Proceed with refitting - 1016A40 ignition coil cover on cylinder head- r+r . Connect the negative (-) battery terminal.Remove the car from the ramps.