E class P0237 code

[Dale Phillips]

P0237 turbo pressure sensor replaced two and it’s made the car worse won’t let me rev above 3000rpm anyone free to help me

 

[Oldspanners]

P0237 turbo pressure sensor replaced two and it’s made the car worse won’t let me rev above 3000rpm anyone free to help me

Not an expert in these matters, I'm sure one will be along shortly.
P0237 Turbo/Super Charger Boost Sensor “A” Circuit Low
Seems like your car is in limp mode, have you reset the code after changing the part and read the codes again?
Check the wiring to the sensor as well, if you have a wiring diagram check the conditions at the connector.

 

[Dale Phillips]

Yeah I’ve cleared the codes but still won’t let me rev above 3000rpm

 

[Oldspanners]

Yeah I’ve cleared the codes but still won’t let me rev above 3000rpm

You'll need to post more details of your car, what engine, age and what code reader you are using.