306 Falling Apart -And now BLOWN TURBO?

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DaveC
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Post by DaveC »

If it is a turbo bearing seal, I'd not be hugely worried. It's what the constant oil in the pipes and all that does. The boost compensation pipe gets filled up with oil and then it ends up above the diagphram in the chamber etc.
If it is the bearing seal, a re-con turbo would guarantee long term turbo reliability.
I guess if it's leaking oil then it must be getting it, so it's a sign the turbo bearing housing oil feed is working. Don't get that blocked or it's pretty bad. My uncle had a new turbo on his Isuzu for £500 and it blew almost instantly. What caused it to go in the first place was the oil feed was blocked, and was still blocked when he fit the new one! Hehehe
Seya
Dave
bad driver
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Post by bad driver »

Sounds more like oil around the turbo causing the problem, oil dowbn the back of the engine could be as simple as the cam cover gasket. If the bearing isnt floating in oil it wont boost up properly, also if the manifold gasket is leaking again you will loose a lot of boost. If oil is fine and coolant is fine I doubt the head gasket has gone. mine had a lot of black smoke and it turned out the oil was overfuilled so it gets sucjked through the breather and clogs the I/C etc on route to the exhaust. Best thing to do is flush the pipes and drain oil / changer filter etc also make sure you dont have a build up of water in the fuel filter when changing. Then chuck some injector cleaner (millers is good) in the tank and a bit in the fuel filter housing and take it for a blast in 3rd. This should clear any cr4p out and give a better indication of whats going on. Often worth also giving the engine a quick steam clean or hose down when cold before driving. Then you can see fresh leaks easily and there source.
Blagarse Yank
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Post by Blagarse Yank »

Good news and (baddish) news
Firstly the garage thinks headgasket fine. And closeinspection found intercooler rubber had perished-this is the rubber seal that sits between intercooler and manifold. Air was balsting through the gap. Tightening it back down power and boost returned for a few minutes-until the rubber blew out again.
£1.70 and a few minutes at the weekend should have it back on line!
Bad news-the resulting surge of turbo power has blown the exhaust! I was actually looking at the engine running when it happened-just blowing like an f1 racer on a bad day!
I am begining to hate diesels!! [;)] [;)]SO if I can figure out what part of exhaust needs repairing replacing (not the cat thank god) and can find someone to do it in next five days all should be well.
But I am going to have car serviced again (as precaution), steam clean the engine bay-and maybe have someone check the turbo out to see if any remidial work needs doing!
So-the car is now worse then ever-but I'm a lot happier-maybe a silver lining is close by?!
Blag
Blagarse Yank
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Post by Blagarse Yank »

Just wanted to come back on this and draw a line under it.
When the car was placed up on a ramp it was found that the Cat's front pipe had sheared in the middle of the front pipe. Nothing that could be done but replace the cat (lots of ££££:-()
The car is now much more like it should be. In the first five minutes the car was throwing out serious amounts of black soot again-so I have thrown in some injection cleaning stuff in the hope of cleaning it out.
Power is still down though-so a good service is on the cards. And I am going to have to tackle those oil leaks in the engine bay!
Anyhow-many thanks to all for imput-it was really helpful.
Cheers
Blag
DaveC
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Post by DaveC »

Hmmm, does the Hdi engine management need some kind of sensor for the manifold oxygen in the exhaust downpipe?
Or is all the management in-engine as it were for the Hdi.
A friend of mine recently sold his hdi 306 for a 1.8 petrol Focus. Decided that the Pug was too unreliable and parts were too expensive (well he's right about the second part).
I think a Pug, thats been looked after is just as good as anything else, just like all cars I suppose. Problem is lots of people think taking it to a proper Pug garage is looking after it, when thats probably the worst sign of a cars maintainance ever!
Find a good private mechanic, or go DIY, Pug dealers pay peanuts and get monkeys!
Hope you sort it all out soon though, since the Hdi 306's are nice cars (I want to get one soon)...
Bit OT, does the Hdi HAVE to have a CAT on the exhaust for the MOT? Just wondering since I'd certainly tune it up...
Seya
Dave
Blagarse Yank
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Post by Blagarse Yank »

DaveC,
Mine is a standard Preg Turbo Diesel not HDI sadly.
As for the cat-it was the earlier verison with just a single sensor in it. I hoped the exhaust would be a £70 down pipe or centre box. It was a lot more expensive then that-and still the car is not righ[:(]
It has an MOT to pass next month-and basically needs the whole back breaks replaced, shoes and drums etc. A decent service and tune up, and THEN it will have to go in for MOT and see if it can passes.
So we are talking the best part of £400.00 in the next month. For a car that may be a bit cheaper on the road then a petrol model-but nopt that much more in truth.
So Not Good. I could understand it if the car was not being maintained, but it is looked after, serviced regularly etc[:(!]
I think that the car will go next year for something better.
I wish I could find a local trust worthy garage-I hear what you are saying about pug dealers. I have been ripped off twice by local garages as well-I would just like to find an honest garage for once (no offence to anyone in the trade)!
By the way - my Xantia TD is a £1k car that I never service unless necessary, and just use to get to work and back -about 600 miles a week. It's a throw away car-and it's relaible, powerful, comfortable and about three times the car the pug is.
Ahh well at least the pug is on the road again!!
Blag
woody-som
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Post by woody-som »

ask you mates who they use, this is usually they best way to find a good mechanic, which is usually a guy who works for himself.
I had a guy I know fit new cam/alt and water pump to my 1.9TD pug last week £153. I'd never take it to any of the bigger garages, as they have ripped me off in the past.
Blagarse Yank
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Post by Blagarse Yank »

well-if anyone wants to suggest garages now-I'mm all ears.
Took car to a pug spcialist today. Not a great experience. To replace shoes, drums and a wheel cylinder and handbrake cable-£450 (NOT INCLUDING VAT!)
Checked timing, and quick diagnostic of engine and still can't account for power loss and plumes of white/black smoke. The car is still in time and no probs with turbo. Says he would need to send it off to specialist to find out what is wrong (so the "specialist" needs the services of a Specialist!)
And of course I didn't get the estimate for free-(I would have paid him for time to look etc)whilst checking the brakes the shoes were so warn that the lining has come off. So I end up having to pay just for new shoes and cable just to get car back on road-and still with dodgy brakes. No idea yet how much that will be till later.[:(!]
Have not had time to check electric catalogue yet as at work at present-but presume 2x drums, shoes, cylinders, pipes and handbrake cable would not come anywhere near £450 plus VAT???[:o)]
And still no nearer figuring what is wrong with powerloss/smoke after taking it to two both main dealer and a "specialist"
Any ideas guys-could have got another one on ebay for the cost so far this month!
Sad Blag[:(]
Blagarse Yank
Posts: 55
Joined: 15 Jun 2002, 22:13
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Post by Blagarse Yank »

oh so say that the specialist thinks it might be the fuel pump.
Thats bad isn't it??
Blag
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