Suggestions for a 4.0 TDI smoking?
Kind of dreading posting this - knowing what it's like if you go looking you're likely to find things, so I really don't want to have to admit I need to look into this....
A friend and I were out for a drive at the weekend, he was following me for a while. Eventually he pulled me over and said "you realise how much that smokes, sometimes I can barely read your number plate"
Personally I'd never seen it, but then I look forward not back. he suggested it wasn't whilst accelerating hard put on mid/partial throttle.
The friend in question is a truck mechanic by trade, so he isn't completely clueless about such topics so I tend to take his words fairly seriously.
We swapped cars for the couple of miles remaining and honestly I can't say I picked up on anything although we were sat in traffic mostly.
Is there anything know or worth checking to see if there is actually an issue?
I had checked for fault codes a month or so ago when coding up some new bits and although there was a lot of codes that seemed flat battery related nothing stood out to me.
I've always thought it felt a little gutless at high revs, which the box likes to do on kick down annoyingly, but I put that down to it being a diesel - it has good low down torque which I'd expect.
Is there any boost pipes or anything known for leaking? Are MAFs an issue? Do EGRs tend to be a problem? Do people block the EGRs? I've blocked on previous cars with good results.
I don't have any undue or scary noises, can't say fuel consumption is an issue, running temps are spot on, doesn't eat oil or anything like that.
Thanks folks, appreciate I might be scratching around in the dark for a problem that possibly isn't there!
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Current: 2004 D3 4.0 TDI V8 in Crystal Blue.
Factory: finger print, tv, xenons, keyless entry & go, soft close boot, 19s, and probably lots more besides
Done: fixed headlight washer leak, fit Bluetooth in place of factory phone
To do: DAB, DTV, fix soft close boot, get a spare key, investigate NSF bushes,
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