How To Check Turbocharger. One other quick tip. Then open the hood and find the engines turbocharger.

Check the engine oil level. How to Check if a Turbocharger is Working. If you hear humming from the turbine when its working the bearings are probably worn.
If you find some near the turbine wheel your turbocharger is most likely.
For instance if one of the cars has a smaller less efficient turbocharger it will tend to work harder and spin even faster in a bid to attain the 20 psi of boost. Check the engine oil for discoloration water influx and viscosity degradation. To find a boost leak easily you should use an EVAP smoke machine. How to Check if a Turbocharger is Working.
