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Monty-Rob's avatar
Monty-Rob
Explorer
Feb 11, 2016

Excessive white exhaust while driving F450 diesel

Lately I have noticed a lot of white exhaust smoke coming out the tailpipe. Normally when I see warning on dash for cleaning exhaust there is only a little white smoke now it continues for a few minu...
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carringb's avatar
carringb
Explorer
Feb 11, 2016
What does is smell like? If it has acrid odor, like burning trash, then its probably still trying to burn of a plugged DPF and hasn't been able to finish a cycle. You may need to to give it a good hard highway drive in this case.

If it has any semblance of a sweet smell, you probably have a ruptured EGR cooler. Less common than on the 6.0's but still happens on the 6.4L.

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