22 · Diagnostics

Unpleasant climate control odours

Fault diagnosisUnpleasant climate control odours

UNPLEASANT CLIMATE CONTROL ODOURS

The climate control is working properly, but there is an unpleasant smell in the passenger compartment

0	PRELIMINARY CHECKS	All OK	Problems met	Operation
		Results of the tests
	First check that the unpleasant smells are not coming from the outside: they can be eliminated straight away by switching on the recirculation function	Continue to Step 1	Recirculation not working	See table L16 CLIMATE CONTROL RECIRCULATION NOT WORKING
1	POLLEN FILTER CHECK	All OK	Problems met	Operation
	Check the condition of the pollen filter The pollen filter should be replaced at least once a year	Continue to Step 2	Filter obstructed	Replace the filter element Op. 5010B09
2	AIR SUPPLY DUCTS CHECK	All OK	Problems met	Operation
	Check the air supply ducts: they should not be obstructed with dirt or foul smelling substances	Continue to Step 3	Obstructed ducts	Clean ducts
3	HEATER RADIATOR CHECK	All OK	Problems met	Operation
	Check the heater radiator: the fins should not be obstructed with dirt or other substances	Continue to Step 4	Radiator dirty or obstructed	Clean or replace the radiator Op. 5040C50
4	CHECK ON CORRECT OPERATION	All OK	Problems met	Operation
	Check that the fault is no longer present		Fault persists	Search for the fault starting from another symptom'

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