turbo replacement

Technical questions and answers about the Mazda Bongo

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cuffemark

turbo replacement

Post by cuffemark » Fri May 08, 2009 7:21 pm

Greetings to all im in the process of buying a N reg 4wd bongo that has a turbo leak and in fairness the seller told me that the turbo needs replacing in the long term. Is this a realistic diy job or am i nuts as my wife has been consistantly telling me for years? i service and do most diy jobbies on my own car(a diesel citroen) [-o<
David Edwards
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Re: turbo replacement

Post by David Edwards » Fri May 08, 2009 9:33 pm

Welcome and what a question, lol, sorry I aint come across that yet but if you look on evil bay it will give you an idea of prices, you never know someone on here might even have one, it may even be a straightforward job but I havent heard of anyone having changed one yet.
kawasaki kid
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Re: turbo replacement

Post by kawasaki kid » Fri May 08, 2009 11:24 pm

Mister Munkey has just got a replacement turbo - hopefully he will be along soon and tell you how easy / hard it is to replace. :)
If I had all the money I ever spent on my Freda ............ I`d spend it on my Freda.
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Simon Jones
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Re: turbo replacement

Post by Simon Jones » Fri May 08, 2009 11:24 pm

I've got a spare engine in the garage which has a good turbo. The plan is to strip the engine for spares, so drop me a pm if you want more details. On ebay they seem to go from about £50 to £250 for one with a warranty.

In terms of fitting, its not a massive job, but as it is plumbed into the coolant system, you will need to bleed it afterwards. Replacing the coolant & giving the system a good flush is a good idea anyway with a 'new' van.

The biggest problem may be getting the nuts & bolts undone as they may be quite rusty. When I changed my head gasket, there was one nut I couldn't undo, so I had to leave it attached to the exhaust manifold.

Do you know exactly where the turbo is leaking? It could be exhaust gas, air to the inlet manifold, water or oil! I'm wondering if the problem may actually be broken exhaust manifold stud? This would make a whistling noise on acceleration, so could be mis-diagnosed as a turbo problem. Just a thought...
Nevets
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Re: turbo replacement

Post by Nevets » Sat May 09, 2009 9:04 am

Actually its quite a straight forward job as long as you dont't have any seized or rounded off bolts and the tools required are 3 or 4 spanners and a 3/8 drive socket set plyers and screwdrivers..

I took the whole exhaust manifould complete with turbo on off,. then swapped bits over.

took about 30mins too remove,10 mins swapping turbo and about 30 mins to refit..

Just be careful of the small copper washers falling from the turbo oil feed pipes and bolts finding their way into the exhast downpipe(block up with cloth)

Plus a tip would be to clamp the water cooling pipes up as this stops significant coolant loss.

A DIYer who could swap a starter motor,alternator,radiator wouldnt find this job too hard...

Get stuck in :D
I am the only bongo in the village.......(not anymore there's two of us now "Damn it)
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