Question

I got the P0237 code on a 2005 Mercedes Benz C230 and lack of power, how do I fix it? I have no power at all, and the supercharge is not working.

Answer 1

P0237 - Map Sensor Voltage Too Low MAP sensor voltage input below the minimum acceptable voltage.
 

MAP = Manifold Absolute Pressure

could be a vaccum leak

Answer 2

P0237 Mercedes-Benz Code - Turbocharger/Supercharger Boost Sensor 'A' Circuit Low
Read more: https://www.autocodes.com/p0237_mercedes-benz.html