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smoke trail

Posted: Fri Jul 11, 2014 6:16 pm
by skejam
We had to travel the connector with the 300TDi Disco 1.

After chugging along for five minutes or so around 70 K, I saw I was generating smoke. Not a whole lot, not black, but not pure white either. It looked as if I had spilled oil onto the exhaust manifold (something I've done before, but not this time), and the smoking continued until the top - about 15 Kms. It didn't occur again on that long climb once I turned south at the entrance to the Coke at Merritt. I checked trans fluid later on (while hot), but since there isn't a "full" line for testing while hot, and since I could see significant fluid on the dipstick, I figured I was safe.

Perhaps the hot motor was just burning off spilled oil, but I thought I'd check in case anyone has experienced this...

_________________
JimBob

Re: smoke trail

Posted: Fri Jul 11, 2014 10:59 pm
by withabix
I had a similar experience with the 300TDI in my Defender in exactly the same location, but in February in -25C temperatures, rather than the +35 to 40C you probably had this week.

My smoke was white though - unburnt diesel.

I did get the temp gauge well into the red zone as well - belt driven radiator fan

My guess was maybe dry air, higher altitude = inadequate combustion possibly?

Not sure what caused my temperature rise - I had a full load on board and maybe I got ice/snow blinding the radiator??

Re: smoke trail

Posted: Mon Jul 14, 2014 7:25 pm
by rayhyland
When I was driving through Montana and Idaho last week I noticed we were pushing out a lot more black smoke than usual. Air filter, fuel pump etc all seemed good.

Is there any reason a 200 tdi would be pushing more black smoke in the hot weather?

Ray

Re: smoke trail

Posted: Mon Jul 21, 2014 11:57 am
by skejam
Re: Smoking in Idaho & Montana...

D'you suppose the altitude had anything to do with that? What about having adjusted the thingey that gives more power AND more black smoke?

Re: smoke trail

Posted: Mon Jul 21, 2014 12:49 pm
by red90
Bad tank of fuel? Are you saying it is fine now?

Re: smoke trail

Posted: Sat Jul 26, 2014 6:42 pm
by skejam
Ya, it's fine. Stopped smoking when I reached the top of the Connecter, and the load on the engine was dramatically reduced.

Re: smoke trail

Posted: Sun Jul 27, 2014 10:17 pm
by HeadDamage
Need to be careful of exhaust gas temps when pushing it hard up mountain passes. My 200tdi exhaust got so hot pulling my Sankey over the Rogers pass, a couple of years ago, that the firewall insulation caught fire from the hot down pipe after the turbo.

Re: smoke trail

Posted: Mon Jul 28, 2014 2:46 pm
by Bill E.
Firewall insulation? What's that? :lol:

Re: smoke trail

Posted: Mon Jul 28, 2014 6:43 pm
by withabix
Bill E. wrote:Firewall insulation? What's that? :lol:
Birds nests and dead mice?

Re: smoke trail

Posted: Mon Jul 28, 2014 8:11 pm
by red90
Bill E. wrote:Firewall insulation? What's that? :lol:
Range Rover. Quiet and comfortable.