P0234 Turbo Overboost - Audi A3 1.9 TDI (2007 - 104,873 miles) - diagnostic and Engine Carbon Clean

⭐⭐⭐⭐⭐ 'Audi A3 my car was going into limp mode and had a code P0234 come up was quoted £1600 for a new turbo from a garage so I thought I’d try this service. Top notch car runs better and I haven’t any issues since.'
🚗 Audi A3 1.9 TDI (2007 - 104,873 miles)
🙋Reason for booking in...
'Smokes a bit on start-up and it goes into limp mode when it’s very cold weather...I thought I’d get this done 1st then go from there.'
🔎 Initial inspection found no obvious issues in the engine bay with no rattles and shakes, but a tell tale rumble in the engine from the carbon present.
📊 Initial code read showed...
P0234 Turbo Overboost had been on recently
🔎 Live data was generally fine apart from the vehicle running a little cool and taking a long time to warm up - lazy thermostat
🧑‍🔧 On with the clean and It soon smoothed out, quietened down and by the end it was quiet, smooth and responsive again.
🌐 f5e.cc/039147 👀
☑️ Full live data Diagnostics
☑️ Which? Trusted Traders approved Engine Carbon Clean
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[@mathusstudio5087]

Hello I have seem issue seem code on Diagnostic do you think your solution its will help ?

[@f5ecc]

Possibly. Would all depend on the underlying cause.

[@mathusstudio5087]

@@f5ecc do you also do in Lincoln ?