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Lancia Ypsilon Factory Service Manual (2003-2011)22 · Fault diagnosis
22 · Diagnostics

Engine coolant overheating signalled by instrument - with vapours visible

Make
Lancia
Model
Ypsilon Factory Service Manual
Year
2003–2011
Section
Instrument panel › Engine coolant overheating signalled by instrument - with vapours visible
Fault diagnosisEngine coolant overheating signalled by instrument - with vapours visible

ENGINE COOLANT OVERHEATING SIGNALLED BY INSTRUMENT - WITH VAPOURS VISIBLE

Results of the tests
1CHECK ON RADIATORAll OKProblems metOperation
1.3 JTD

Check the condition of the radiator. In particular:

  • There should not be distortions or irregularities;
  • There should not be dirt
Continue to Step 2Radiator distortedReaplce the radiator Op. 1088B20
Radiator dirtyClean the radiator
1.3 JTD

Check the condition of the radiator. In particular:

  • There should not be distortions or irregularities
  • There should not be dirt
Continue to Step 2Radiator distortedReaplce the radiator Op. 1088B24
Radiator dirtyClean the radiator
2THERMOSTAT OPERATION CHECKAll OKProblems metOperation
Check that the thermostat is working properlyContinue to Step 3Thermostat not workingBleed the cooling system. If the problem persists, replace the thermostat Op. 1088C30
3FAN ACTIVE DIAGNOSISAll OKProblems metOperation

Connect the diagnostic equipment (Examiner or other instruments) to the diagnostic socket.

Carry out the active diagnosis for the fans

Continue to Step 4Fans not workingContinue to Step 5
4CHECK ON WATER PUMPAll OKProblems metOperation
1.3 JTDCheck that the water pump is working properlyContinue to Step 11Pump faultyRestore the correct operation of the pump. If necessary, replace it Op. 1088C10
1.3 JTDCheck that the water pump is working properlyContinue to Step 11Pump faultyRestore the correct operation of the pump. If necessary, replace it Op. 1088C12
5FAN OPERATION CHECKAll OKProblems metOperation
Supply the fans directly and check their operation See E5020 ENGINE COOLINGContinue to Step 6Fans not workingReplace the fans Op. 1088E10
6ENGINE COOLING ELECTRICAL CIRCUIT CHECKAll OKProblems metOperation

1.2 8v

1.2 16v

1.4 16v

Check that the line between the engine management and the fans is working properly See E5020 ENGINE COOLINGContinue to Step 11Control unit faultPrint the parameters read by the control unit, then replace it Op. 1056B82
Connections not correctRestore the connections See E5020 ENGINE COOLING
1.3 JTDCheck that the line between the engine management and the fans is working properly See E5020 ENGINE COOLINGContinue to Step 11Control unit faultPrint the parameters read by the control unit, then replace it Op. 1060G80
Connections not correctRestore the connections See E5020 ENGINE COOLING
7COOLING SYSTEM LEAKAGE CHECKAll OKProblems metOperation
Carry out the cooling system leak test Op. 0510C30Continue to Step 8Coolant leaks detectedContinue according to the instructions for the See table X10 ENGINE COOLANT LEAKS
8BUBBLING CHECKAll OKProblems metOperation
1.3 JTDCheck that there fluid in the coolant reservoir is not bubblingContinue to Step 9Presence of fluid bubbling: cylinder head gasket damagedReplace the seal Op. 1016C10
1.3 JTDCheck that there fluid in the coolant reservoir is not bubblingContinue to Step 9Presence of fluid bubbling: cylinder head gasket damagedReplace the seal Op. 1016C11
9HEAD HYDRAULIC LEAKAGE TESTAll OKProblems metOperation
Check the hydraulic seal of the cylinder headContinue to Step 10Seal ineffectiveReplace the cylinder head Op. 1016C10
10MONOBLOC HYDRAULIC SEAL TESTAll OKProblems metOperation
Check the hydraulic seal of the monoblocContinue to Step 11Seal ineffectiveReplace engine blockOp. 1012A10
11CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosis

Parts & tools for this job Staging For 2003 Lancia Ypsilon

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