Low fuel delivery pressure circuit check
- Make
- Fiat
- Model
- Ducato Factory Service Manual
- Year
- 2002–2006
- Section
- Diesel injection system › Low fuel delivery pressure circuit check
LOW FUEL DELIVERY PRESSURE CIRCUIT CHECK
Connect the tester pressure transducer between the diesel filter and the pressure pump (connect it to the filter outlet).
Turn the ignition key ON.
Within 30 seconds, check that the pressure on the pressure gauge is between 2 and 3 bars.
The tank pump will go off after 30 seconds.
Make sure that the taps and the adjustment screws at the side of the pressure gauge are open (except the ones on ducts not connected to the system).
Connect the tester pressure transducer between the diesel filter and the pressure pump (connect it to the filter outlet).
Turn the ignition key ON.
Within 30 seconds, check that the pressure on the pressure gauge is between 0.6 and 0.7 bars.
The tank pump will go off after 30 seconds.
Make sure that the taps and the adjustment screws at the side of the pressure gauge are open (except the ones on ducts not connected to the system).
Parts & tools for this job For 2002 Fiat Ducato
- PARTFuel filterSearch: Fiat Ducato 2002 fuel filter
- TOOLFuel pressure test kitSearch: fuel pressure test kit
- TOOLFuel line disconnect toolSearch: fuel line disconnect tool
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