1056F54 FUEL PRESSURE SENSOR - R.R. - Alfa - GT - eLearn

2923160 - 1056F54 Fuel pressure SENSOR - R.R.

) Position the vehicle on the rampDRAIN THE FUEL HIGH-PRESSURE SYSTEM AS DESCRIBED BELOW. Start engine.Maintain idle for 2 minutes.Remove 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 withiin 10 seconds, continue cranking for a further 5 seconds. Wait until the engine cools 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 sensor.

	Name	Connector
1	Fuel pressure sensor	K83

2. Undo and remove the fuel pressure sensor.

Collect the fuel which comes out.

Refitting ( Removing

) 1. Refit the fuel pressure sensor and tighten it to the specified torque.

Take particular care over tightening the tapered thread of the fuel pressure sensor in its seating.

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

2. Connect the electrical connection to the fuel pressure senor.

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 terminalRemove the car from the ramps.