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MBGuru
MBGuru, Mercedes Mechanic
Category: Mercedes
Satisfied Customers: 594
Experience:  25 years on MB, diagnostic tech and trainer.
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200 Mercedes ML320: I thought it was the ignition coil..swapped..agin

Customer Question

Hi
I have 200 Mercedes ML320. I had cylinder 4 and 6 misfire, I changed all the plugs and after a week with about 100miles on it I had same linders misfire again. I thought it was the ignition coil so I swapped them all and after the same time period I still have cylinder 4 and 6 misfire agin.
Can any one give me some ideas as to what to do next
Thanks
Submitted: 7 years ago.
Category: Mercedes
Expert:  MBGuru replied 7 years ago.
Not uncommon for wires to cause this. Put either 4 wires on the affected cylinders or put a set on it.

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