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Exhaust smells pretty bad...

14546 Views 8 Replies 6 Participants Last post by  johndeerebones
Ever notice how some diesels just have sweet smelling exhaust? Well mine will make you cry. There is no smoke at idle, but I can smell it from a 50 ft radius. When it idles around anyone else they complain. It happened about the time I put injectors in it, but I wouldn't expect this at idle....

What a possible contributing factors to foul smelling exhaust? There is no cat to be plugged, and even if there was it wouldn't be reacting at idle so it wouldn't help...

Thanks.
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[ QUOTE ]
Ever notice how some diesels just have sweet smelling exhaust? Well mine will make you cry. There is no smoke at idle, but I can smell it from a 50 ft radius. When it idles around anyone else they complain. It happened about the time I put injectors in it, but I wouldn't expect this at idle....

What a possible contributing factors to foul smelling exhaust? There is no cat to be plugged, and even if there was it wouldn't be reacting at idle so it wouldn't help...

Thanks.

[/ QUOTE ]Unburned hydrocarbons, (Eye burning smell)Bigger injectors would contribute to it. Check the EOT sensor as it compares to ambient air temp at cold startup & see what you have..Is it just at startup or all the time?....

Others will have more ideas...
Exellent...I forgot about that one

The only problem was he wasn't sure if it was the fuel pump or cleaning the connection on the IPR....I've been told that these engines will run once started with no fuel pressure at the pump, because the injectors are like having 8 small pumps & will pull enough fuel at idle to run...I don't know by experience....
1 - 2 of 9 Posts
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