2888480 - U11 UNPLEASANT HEATER ODOURS

The heater is working properly, but there is an unpleasant smell in the passenger compartment
Results of the tests
1AIR SUPPLY DUCTS CHECKAll OKProblems metOperation
Check the air supply ducts: they should not be obstructed with dirt or foul smelling substancesContinue to Step 2Vents malfunctionWash the ducts (after removing the electric fan)Restore the ducts (see Assembly 5010B)
2HEATER RADIATOR CHECKAll OKProblems metOperation
Check the heater radiator: the outer fins should not be obstructed with dirt or other substancesContinue to Step 3Radiator dirty or obstructedClean the radiator or replace it Op.   5020A50 
3CHECKING CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsSearch for the fault starting from another symptom'