Seat leon 2014

Jul 27, 2025
1
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Hi everyone, I could really use some advice 🙏





I have a 2014 Seat Leon 1.2 TSI. 160000 KM(engine code CJZ) and I’ve been noticing some worrying signs:





  • The engine is burning a lot of oil, around 1 liter per week.
  • There’s blue smoke coming from the exhaust when pressing the accelerator, especially under load.
  • Other than that, the engine runs smoothly and performance feels normal.







Has anyone experienced similar symptoms with this engine?


What could be the likely cause?


Any tips on what to check first or what to monitor?





I’d really appreciate any input or suggestions — thanks in advance
 
Lecatona HPFP (High-pressure Fuel Pump Upgrades)