2427617 - U10 UNPLEASANT CLIMATE CONTROL ODOURS

The climate control is working properly, but there is an unpleasant smell in the passenger compartment
Results of the tests
0PRELIMINARY CHECKSAll OKProblems metOperation
First check that the unpleasant smells are not coming from the outside: they can be eliminated straight away by switching on the recirculation functionContinue to Step 1Recirculation not workingContinue according to the instructions for the See table   L16  CLIMATE CONTROL RECIRCULATION NOT WORKING
1CHECKING POLLEN FILTERAll OKProblems metOperation
Check the condition of the pollen filter
The pollen filter should be replaced at least once a year.
Continue to Step 2Filter obstructedReplace the filter element ( Op.   5010B09  )
2AIR SUPPLY DUCTS CHECKAll OKProblems metOperation
Check the air supply ducts: they should not be obstructed with dirt or foul smelling substancesContinue to Step 3Ducts obstructedWash the ducts
3CHECKING HEATER RADIATORAll OKProblems metOperation
Check the heater radiator: the outer fins should not be obstructed with dirt or other substancesContinue to Step 4Radiator dirty or obstructedClean or replace the radiator ( Op. 5040C50)
4CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsSearch for the fault starting from another symptom'