my 1998 230slk kompressor develops a misfire once engine is at running temp always on number 2 cylnder changed coil brand new still misfire on number 2 there is no misfire when started from cold car is perfect any help please

 

Do a compression test a on all 4 of your cylinders an compare the numbers ...let me know the numbers ..if u need more info on how to do this let me know

 

factory or after market plugs ?