Mercedes C220 1995 petrol only running on 1 and 4 cylinder

[harjeet]

Hi Guys i need help i changed the coil but still no joy , leads are okay anybody have any ideas

 

[Myros]

tricky

Have you had the plugs out, checked the gap/insulators/general state. was it running rougher and rougher, or just a quick lapse into your present trouble.

 

[joe bloggs]

Best to get a star test done at your dealer, could be AAAAARRRGGGG the ECU unit as it fires the coils, any faults should be stored.