22 · Diagnostics

Engine coolant consumption

Make: Fiat
Model: 500 Factory Service Manual
Year: 2007–2024
Section: Consumption /leaks/ wear › Engine coolant consumption

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Fault diagnosisEngine coolant consumption

ENGINE COOLANT CONSUMPTION

1.2 8v, 1.3 Multijet, 1.4 16v

Coolant consumption is high (frequent topping up is required)

0	PRELIMINARY CHECKS	ALL OK	PROBLEMS ENCOUNTERED	ACTION
		TEST RESULTS
	Bleed the air and check that the fault does not recur.	End of diagnosis	The fault is still present.	Move on to Step 1
1	EXPANSION TANK CAP EFFICIENCY CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check the efficiency of the expansion tank cap.	Move on to Step 2	Cap inefficient.	Replace the cap.
2	COOLING SYSTEM LEAKAGE CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check the seal of the cooling system Op. 0510C30	Move on to Step 3	There are engine cooling system leaks.	Proceed as instructed in the See table X010 ENGINE COOLANT LEAKS
3	CHECK FOR GURGLING	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check that no gurgling or oil is present in the coolant reservoir.	Move on to Step 4	Presence of fluid or air bubbles: head gasket damaged.	Replace the damaged gasket.
4	CYILNDER HEAD HYDRAULIC SEAL CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check the hydraulic seal of the cylinder head.	Move on to Step 5	Seal not efficient.	Replace the cylinder head Op. 1016C10
5	ENGINE MONOBLOC HYDRAULIC SEAL CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check the hydraulic seal of the monobloc	Move on to Step 6	Seal not efficient.	Replace the monobloc Op. 1004E20 ENGINE - DISMANTLE AND REASSEMBLE FOLLOWING OPERATION 1004E10 - WASH AND CHECK DISMANTLED PARTS - REFIT CYLINDER HEAD AND OIL SUMP - DOES NOT INCLUDE REPAIRS TO CYLINDER HEAD AND AUXILIARY UNIT
6	CORRECT OPERATION CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check that the fault is no longer present.	End of diagnosis	The fault persists.	Contact technical service for further information on the problem.

‹ Prev Excessive oil consumption Next › Engine coolant leaks

Parts & tools for this job For 2007 Fiat 500

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