199000967 - 1060OA LOW FUEL RETURN PRESSURE CIRCUIT CHECK
Connect the diagnostic equipment pressure transducer to the return pipe to the tank (1a).Turn the ignition key ON.Within 30 seconds check that the pressure reading on the gauge is less than 1 bar.
 | The fuel pump in the tank should switch 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). |