Injector high pressure, fuel circuit leakage test
- Make
- Fiat
- Model
- Ulysse Factory Service Manual
- Year
- 2002–2010
- Section
- Diesel injection system › Injector high pressure, fuel circuit leakage test
EngineInjector high pressure, fuel circuit leakage test
INJECTOR HIGH PRESSURE, FUEL CIRCUIT LEAKAGE TEST
Disconnect the electrical connections (6) from the injectors (7).
Disconnect the fuel recirculation pipes from all the injectors.
Constrict the fuel return pipe (8) to the tank (3) so that fuel does not come out during the test.
Turn the ignition key to the AVV starting position for 5 seconds and check that jets of fuel do not come out of the top of the injectors.
It is normal to see fuel at the tops of the injectors.
Parts & tools for this job Staging For 2002 Fiat Ulysse
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