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Alfa Romeo 159 Factory Service Manual (2005-2011)08 · Engine
08 · Engine

Inspection of the high pressure fuel circuit

Make
Alfa Romeo
Model
159 Factory Service Manual
Year
2005–2011
Section
Diesel injection system › Inspection of the high pressure fuel circuit
EngineInspection of the high pressure fuel circuit

INSPECTION OF THE HIGH PRESSURE FUEL CIRCUIT

Check 1060OD

1.9 JTD 8V, 1.9 JTD 16V, 2.4 JTD 20V

Disconnect the electrical connections from all the injectors.

1. Disconnect the fuel recirculation pipes from all the injectors.

INSPECTION OF THE HIGH PRESSURE FUEL CIRCUIT

Constrict the pipe so that no fuel comes out during the test.

Connect the tester.

Display the "measured diesel pressure" and "engine rpm" parameters on the "Control Unit Test" parameters screen.

Press the START/STOP button and check that the fuel pressure is greater than 300 bar with engine rpm higher than 200 rpm.

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