199003011 - 0510C10 FUEL SYSTEM - CHECK DELIVERY PRESSURE

- Disconnect the electrical connections from the injectors.

	Description	Connector
-	Injector	See N070 INJECTOR

1. Prepare the test equipment as described in points 2, 3 and 4 below.

Tool	Description	Function	Validity
1860955000	Pressure gauge	Fuel pressure check	1.2 8v1.4 8v1.4 16v

The test equipment has adapators for connection to different types of injection systems; make sure that the appropriate adapators are fitted before making the connections.

2. Open the tap.3. Close the tap.4. Close the tap.5. Position the test equipment and connect it to the fuel manifold bleed valve using the specific connector.

Tool	Description	Function	Validity
1870684000	Quick coupling connector	Fuel pressure check	1.2 8v1.4 8v1.4 16v

- Reconnect the electrical connections to the injectors.- Start up the engine and check that the pressure reading on the gauge during idling corresponds to the recommended figures.

Measurement	Value	Validity
Fuel supply pressure (idle speed)	3.5 bar	1.2 8v1.4 8v1.4 16v

- Switch off the engine.- Operate the fuel pump through the "Active Diagnosis" function of the diagnostic equipment and check that the pressure does not exceed 4 bar.- Disconnect the test equipment and the specific connector from the fuel manifold bleed valve.