Bad cats will cause the HC to be out of wack, sometimes NOx also. Are the cats original? If it turns to be the cats it could be expensive.
Major Contributor
Bad cats will cause the HC to be out of wack, sometimes NOx also. Are the cats original? If it turns to be the cats it could be expensive.
'01 540it, 6/01
'03 325i 5 speed, 9/02
'10 535ix. 9/09
'10 mini 6 speed
'15 mini countryman 6 speed
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