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Fiat Grande Punto Factory Service Manual (2005-2012)22 · Fault diagnosis
22 · Diagnostics

Engine coolant consumption

Make
Fiat
Model
Grande Punto Factory Service Manual
Year
2005–2012
Section
Consumption /leaks/ wear › Engine coolant consumption
Fault diagnosisEngine coolant consumption

ENGINE COOLANT CONSUMPTION

Coolant consumption is high (requires frequent top-ups)

Test results
0PRELIMINARY CHECKSAll OKProblems encounteredOperation
Bleed the air and check the fault does not recurEnd of diagnosisThe fault recursMove on to Step 1
1CHECK EFFICIENCY OF THE EXPANSION TANK PLUGAll OKProblems encounteredOperation
Check efficiency of the expansion tank plugMove on to Step 2Plug inefficientReplace the cap
2COOLING SYSTEM LEAKAGE TESTAll OKProblems encounteredOperation
Check the seal of the cooling systemMove on to Step 3Cooling system leaks detected

Proceed as instructed

See table X10 ENGINE COOLANT LEAKS

3CHECK FOR GURGLINGAll OKProblems encounteredOperation
Check that no gurgling or oil is present in the coolant reservoirMove on to Step 4Presence of fluid or air bubbles: cylinder head damagedReplace the damaged gasket
4CHECK CYILNDER HEAD HYDRAULIC SEALAll OKProblems encounteredOperation
Check the hydraulic seal of the cylinder headMove on to Step 5Seal not efficient

Remove the cylinder head

Op. 1016C10 SINGLE CYLINDER HEAD - R.R. AND REPLACE GASKET

5CHECK ENGINE MONOBLOC HYDRAULIC SEALAll OKProblems encounteredOperation
Check the hydraulic seal of the monoblocMove on to Step 6Seal not efficientReplace the monobloc
6CHECK ON CORRECT OPERATIONAll OKProblems encounteredOperation
Check that the fault is no longer presentEnd of diagnosisThe fault persistsContact technical service for further information on the problem

Parts & tools for this job For 2005 Fiat Grande Punto

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