23 · Diagnostics

Excessive oil consumption

Make: Alfa Romeo
Model: Brera and Spider Factory Service Manual
Year: 2005–2010
Section: Consumption /leaks/ wear › Excessive oil consumption

‹ Prev Power assisted steering system fluid leaks Next › Engine coolant consumption

Fault diagnosisExcessive oil consumption

EXCESSIVE OIL CONSUMPTION

2.2 JTS, 3.2 JTS

High consumption during the first few thousands of Km of the vehicle''s life is considered normal.

0	PRELIMINARY CHECKS	All OK	Problems encountered	Operation
	Check that there is no engine oil in the coolant, also check that the exhaust tail pipe is not dirty with oil and check that there are no bluish exhaust fumes	Move on to Step 1	Engine oil in the cooling circuit.	Move on to Step 2.
			Exhaust tail pipe dirty with oil.	Move on to Step 2.
			Presence of bluish exhaust fumes.	Move on to Step 2.
1	SPARK PLUGS CHECK	All OK	Problems encountered	Operation
	Check that the spark plugs are not fouled with oil.	Move on to Step 3	Spark plugs fouled with oil	Move on to Step 2
2	CHECK ENGINE BLOCK SURFACE	All OK	Problems encountered	Operation
	Remove the head (only for 2.2 JTS version0 Op. 1016C10 SINGLE CYLINDER HEAD - R.R. AND REPLACE GASKET (only for 3.2 V6 version) Op. 1016D10 CYLINDER HEAD – R.R. AND REPLACE GASKETS and check that there are no: - oil deposits on valves; - defects on engine block; - defects on the cylinder head gasket.	Move on to Step 3	Oil deposits on the valves.	(only for 2.2 JTS version) Overhaul the head Op. 1016E10 SINGLE CYLINDER HEAD, REMOVED - OVERHAUL (only for 3.2 V6 version) Overhaul the head Op. 1016E20 CYLINDER HEAD (ONE), LEFT OR RIGHT, REMOVED - OVERHAUL
		Move on to Step 3	Cylinder block plane defective.	Level the engine block.
3	CYLINDER BORE CHECK	All OK	Problems encountered	Operation
	Check the cylinder liners/bores. More specifically: - that there are no deep machining grooves; - that there is no vitrification of the liners/bores; - measure that there is no ovality or wear.	End of diagnosis	Presence of machining grooves.	Grind the cylinder.
			Liners/bores vitrified	Grind the cylinder.
			Piston rings faulty.	Replace the piston rings Op. 1028H60 SET OF PISTONS, GUDGEON PINS AND SEALS - REPLACE PISTONS AND CONNECTING RODS AT THE BENCH - INCLUDES ALIGNMENT AND BALANCING

‹ Prev Power assisted steering system fluid leaks Next › Engine coolant consumption

Parts & tools for this job Staging For 2005 Alfa Romeo Brera

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.