D35 LOW ENGINE OIL PRESSURE - Fiat - STILO - eLearn

The special signal in the instrument panel indicates a decrease in pressure in the engine lubrication circuit.

0	PRELIMINARY CHECKS	All OK	Problems met	Operation
		Results of the tests
	Verify: that the engine oil level is correct that there are no leaks from the lubrication circuit	Continue to Step 1	Low oil level	Restore the correct level
		Continue to Step 1	Leaks detected	Eliminate the leaks
1	CHECKING LUBRICATION SYSTEM PRESSURE	All OK	Problems met	Operation
	Check that the lubrication system pressure is correct Op. 0510C20	Continue to Step 4	Low engine oil pressure	Continue to Step 2
2	CHECKING LUBRICATION SYSTEM	All OK	Problems met	Operation
	Check that the engine oil pump is working properly Op. 1084B18	Continue to Step 3	Oil pump faulty	Replace the oil pump Op. 1084B10
3	CHECKING LUBRICATION SYSTEM	All OK	Problems met	Operation
	Verify: seal of crankshaft channel plugs play on main journal/big end bearings	Continue to Step 4	Plugs faulty	Replace the plugs Op. 1024A20
		Continue to Step 4	Plugs faulty	Restore the correct play
4	CHECKING CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present		Fault persists	See table K109 DISPLAYING ENGINE OIL PRESSURE FAULT ON MATRIX Search for the fault starting from another symptom'