Workshop Manuals Factory service & repair Alfa Romeo
Alfa Romeo 155 Factory Service Manual (1992-1998)06 · Engine cooling (Twin Spark)
06 · Engine

Engine overheating

Make
Alfa Romeo
Model
155 Factory Service Manual
Year
1992–1998
Section
Engine overheating › Engine overheating
Engine cooling (Twin Spark)Engine overheating

ENGINE OVERHEATING

TEST PROCEDURE RESULT CORRECTIVE ACTION
B9 CHECK RADIATOR
- Check that the radiator is not encrusted and that it contains no foreign particles		 OK
NOT OK		 Proceed to phase B10
Wash the radiator with specific detergent: ensure that the engine coolant is of the correct type
B10 CHECK COOLANT PUMP
- Check the condition and correct functioning of the water pump		 OK
NOT OK		 Proceed to phase B11
Replace pump and seal
B11 CHECK THERMOSTAT
- Run the engine to operating temperature and touch the duct between the thermostat and radiator: check that it gradually heats up		 OK
NOT OK		 Proceed to phase B12
Replace the thermostat unit and relative gasket
B12 CHECK THERMOSTAT
- Check the correct setting of the thermostat		 OK
NOT OK		 Proceed to phase B13
Replace the thermostat unit and relative gasket

(CONTINUES)

Parts & tools for this job For 1992 Alfa Romeo 155

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