312000203 - X008 ENGINE COOLANT CONSUMPTION

Coolant consumption is high (frequent topping up is required)
TEST RESULTS
0PRELIMINARY CHECKSALL OKPROBLEMS ENCOUNTEREDACTION
Bleed the air and check that the fault does not recur.End of diagnosisThe fault is still present.Move on to Step 1
1EXPANSION TANK CAP EFFICIENCY CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check the efficiency of the expansion tank cap.Move on to Step 2Cap inefficient.Replace the cap.
2COOLING SYSTEM LEAKAGE CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check the seal of the cooling systemOp. 0510C30 Move on to Step 3There are engine cooling system leaks.Proceed as instructed in the    See table X010 ENGINE COOLANT LEAKS
3CHECK FOR GURGLINGALL OKPROBLEMS ENCOUNTEREDACTION
Check that no gurgling or oil is present in the coolant reservoir.Move on to Step 4Presence of fluid or air bubbles:head gasket damaged.Replace the damaged gasket.
4CYILNDER HEAD HYDRAULIC SEAL CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check the hydraulic seal of the cylinder head.Move on to Step 5Seal not efficient.Replace the cylinder headOp. 1016C10
5ENGINE MONOBLOC HYDRAULIC SEAL CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check the hydraulic seal of the monoblocMove on to Step 6Seal 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
6CORRECT OPERATION CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check that the fault is no longer present.End of diagnosisThe fault persists.Contact technical service for further information on the problem.