312003004 - P0778 Fuel press. regulator on support

The diagnostic test is a consistency test between the control and feedback carried out by the driver

		Test results
1	PRESSURE REGULATOR CHECK	All OK	Problems encountered	Operation
	Check that the pressure regulator on the rail is working properly by carrying out the    See Test 1060GR FUEL PRESSURE SENSOR ON RAIL OPERATION CHECK	End of diagnosis	-	-