3026054 - 1060D Check high pressure fuel circuit

Disconnect the electrical connections from all the fuel injectors.Disconnect the fuel recirculation pipes from all the fuel injectors.

Block the pipe so that no fuel can come out during the test.

Connect the Examiner diagnostic equipment.Display the 'measure diesel pressure and engine rpm' parameters on the parameters screen of the Control Unit Tests.Turn the ignition key to the start (AVV) position for 5 seconds and check that the fuel pressure is over 300 bar with engine speed above 200 rpm.