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  1. Underboost / P0299 / Adaptation of new turbocharger

    Engine, Transmission and Exhaust
    I've just had a new turbocharger installed into my 2008 Touareg R5 TDI. The old one was replaced, because it triggered a CEL and went into limp mode. The dealership told me the turbo needed to be replaced - but I'm not sure any more whether that was really the case. The fault code was "P0299 -...
  2. V10 boost gauges just fitted

    Diesel Engines | R5, V6, V8, V10, R50 TDI
    My V10 has been lacking power and surging under acceleration so thought I'd fit some boost gauges to see what the boost was doing..I'll run through how I did it to help anyone who wants to do the same.. I had removed the intake manifolds for cleaning a while ago, and while they were off I...
  3. 2.5TDI Acceleration Problems

    Hi All Last Week, My 2.5 TDI (Registered 2008) was losing power and acceleration was sluggish to say the least. The Glow Plug Warning Light came on and the warning 'Engine Problem Go to Garage' continued to blink and ping. Hardly No power when depressing the accelerator pedal but i was still...
  4. Boost Pressure

    Touareg Exterior Mods
    I'm having a strange sound coming from the turbo on my remapped 2005 2.5TDI, I've logged the turbo pressure which seems high, can anyone confirm that the boost presure is too high or too low? As Follows - Required Boost Actual Boost 1030.2...