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Mk2 Octavia VRS PD170 - smoking on cold start & smelly exhaust?

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I’m near to 175,000 miles on my car now, it’s running a Shark remap with DPF delete. 

 

I’m noticing more and more smoke on cold start - white smoke that is. When warm, the exhaust is clear but it’s smelly.  It’s still running absolutely fine and still returning ~47mpg which it’s done since I bought it at 78,000 miles. 

 

I’m wondering whether this is just an old diesel engine issue, whether something isn’t running as as it should (injectors/sensor?) or whether the engine might be getting to the end of its life?

 

I’d welcome any thoughts based on your experience of higher mileage PD170’s/diesels. The bodywork needs about £1k spending on it to sort out wheels and some paint (managed to catch the side on my gate - argh!!) so I feel it’s getting near to make or break. 

 

Thanks

 

Jez

Could be a leaking injector new seals are around £40 per injector 

Glow plugs play a big part in a PD engine post start and can cause white smoke first thing in a  morning, I would buy a new set if they havn't been done in a long time, as most or all will have probably failed by now. As above, the injector seals can cause diesel to leak into the cylinders and cause smoke or at that mileage the injectors could just plain and simply be worn out.

Edited by SuperbTWM

Is the smell diesel or engine oil?  You didn't say.

 

Re wheels and bodywork, why bother wasting cash if it's only cosmetic...

Edited by MicMac

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