22 · Diagnostics

Smell of exhaust gas from the boot

Fault diagnosisSmell of exhaust gas from the boot

SMELL OF EXHAUST GAS FROM THE BOOT

When the vehicle is moving there is a smell of exhaust gases coming from the rear area

STEP	OPERATIONS TO BE CARRIED OUT	TEST RESULTS
1	EXHAUST SILENCER/PIPE CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check the condition of the exhaust silencers and pipes and make sure there are no leaks	Move on to Step	Pipes/silencers leaking	Replace the pipes/silencers
2	BOOT LID SEAL CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check the condition of the seals. In particular, check that the seals are smooth	Move on to Step	Seals not fitted correctly or seals defective	Make sure that the seals are fitted correctly and, if necessary, replace them
3	BOOT LID ALIGNMENT CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check the alignment, checking that the seals are in contact with the entire perimeter	Move on to Step	Boot lid not correctly fitted	Refit the boot lid correctly
4	BOOT HOUSING SEAL CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check that the boot housing seal is correct	Move on to Step	Boot housing seal faulty	Check that the boot housing seal is correct
5	UNDERBODY CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check that the underbody plugs are fitted	Move on to Step	No underbody plugs	Fit the missing plugs
6	CHECK ON CORRECT OPERATION	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check that the fault is no longer present

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