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underboosting

  1. 2.0 TDI Juddering under boost after a cold start

    Hi all New here, not new to Leon issues though. Hoping I can gain some insight to a long term issue I’ve had with my 2012 cr140 FR. I’ll try and keep it to the point. Car judders under boost after cold start. Idle is completely fine. Happens every time after I start driving from cold, and even...
  2. t0m_t0m

    Turbo Actuator CR170 aveage cost to replace?

    Engine in limp mode, glow plug light flashing, WORKSHOP warning on MFD, prior to limp mode it had almost zero pull until 3500rpm, fault code P0299 under-boosting, sucked on the actuator vacuum pipe and it won't even hold a vacuum just from the strength of my lungs. Looks a bit fiddly to replace...