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Dozertron

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Hi Guys,

Urgent advice needed :cry:, my Seat leon has had loads of problems despit it only doing just over 42k miles and buying it with 20k miles on the clock,

They are as follows;

1. Replaced Tandum Pump Due to Leaking
2. Replaced Fuel Filter Due to Contamination
3. Replaced Fuel Pump Inside Tank Due to Consequential Damage
4. Replaced Both Inter – Cooler Pipe Seals Due To Leaking
5. Turbo Inter – Cooler Pipe Clip Fractured
6. Replaced Off Side Front Wheel Bearing Due to being Noisy
7. Replaced faulty Radio Ariel Base Due to Water Contamination
8. Rectified Bad Connection on Near Side Rear Lamp Unit due to Bulb Failure Light
9. Replaced Pollen Filter Due to Bad Smell when Air Conditioning is on
10. Fault With Wing Mirror not Always Folding Correctly

The newest problem is that the Turbo has failed and Seat have Quoted in excess of £900 for a new one which is rediculus considering all the problems i have had,

I have had a technical report back from from the people i bough my new turbo from and it reads as follows;

SUMMARY

1) Variable Geometry Mechanism (VGT) sticking between maximum and minimum flow position due to heavy carbon build up.
2) Actuator setting correct.
3) Damaged compressor wheel. Piece broken from inducer vane.

CONCLUSIONS:

Incorrect boost pressure is experienced when the VGT mechanism is in an incorrect position relative to engine speed and load.
When severe carbon build up is present suggests that the engine could have burnt a large amount of residual oil or fuel from the cylinders. This type of carbon build up can also occur when the engine ‘runs away’ ignited by the transfer of lubricating oil into the cylinders, faulty EGR, faulty Mass air flow meter and power upgrades. Please note that the examples listed are not exhaustive.

Stress fracture to Compressor wheel.



- So my question to anyone who can help is would any of the problems mentioned have contributed to the damaged Turbo and has anyone else had an incident like this??

Thanks for all your help. :banghead2
 
No, they wouldnt. unfortunalely if you search limp mode or turbo issues you'll find tens if not hundereds of threads detailing vag turbo issues - they are a weak spot throughout the brands.
 
Hi, is there anywere inparticular i should look or anywere directly linked with my issue's that you could help with??

Also do you know of anyone in my position who has been deal with by Seat???

If there is anything you could help with i would greately appreciate it,

Thanks for the help
 
this is a massive problem with this turbo, the way i see it is on petrol cars by design dont suffer with sooting up as combustion is cleaner, but because diesel produces soot as a product of combustion the problem will never go away.
 
hi mate,

Although i understand the carbo build up dilema would this explain the fractured compressor wheel??
 
Hi Allh2k,

In all honesty i dont trash the hell out of it, i would say i just drive it normally???
 
Erm no not really a bit of mototr way driving for a few miles each day but mostly urban driving in my home town

I bought it with 20k miles on the clock and now its done only just over 42k miles since August 2008, not a lot really???
 
Something to be said for "Drive it like you stole it" it seams

My VNT got a bit sticky a few months back,

Seems better now after a few good run's up and down the local hills.
Nothing to abusive but definitely loading her up, but getting up to 4000 RPM in a spritly manner.

Think yours is a bit past this kind of fix.
but keep the new one well exercised.

At 42K she's still being run in, Hopefully she wont be so much trouble in the future for you.

Best of luck getting it sorted.
 
use millers
thrash it once in a while, "drive like stole it", when engine warm
also known as an italian tune up

honest john in the telegraph often has letters about this and he says same thing along with stupid laws making cars more complex