Low fuel pressure supply circuit check

Check 1060B

1.9 JTD 8V

Connect the pressure transducer for the Examiner diagnostic equipment between the diesel filter (1a) and the pressure pump (1b).

Turn the ignition on (MAR).

Check, within 30 seconds, that the pressure gauge's reading is between 2 and 3 bar.

The fuel pump in the tank stops after 30 seconds.

Make sure that the taps and adjustment screws next to the pressure gauge are open (except those on pipes not connected to the system).

1.9 JTD 16V

1. Connect the pressure transducer for the Examiner diagnostic equipment between the diesel filter (1a) and the pressure pump (1b) (connect to the filter outlet).

Turn the ignition on.

Check, within 30 seconds, that the pressure gauge's reading is between 2 and 3 bar.

The fuel pump in the tank stops after 30 seconds.

Make sure that the taps and adjustment screws next to the pressure gauge are open (except those on pipes not connected to the system).