05 c230 seems to be stuck in limp mode HELP PLEASE
 

Okay so 2005 Mercedes c230k sedan 1.8 supercharged seems to be stuck in limp mode after minor front-end Collision starts up fine seems to have only half the amount of power it should have and wont go over 55 miles per hour their driver side rear seat belt is locked all the three seat belts are not locked only driver airbag went off in Collision and I have replaced it only the airbag I've ordered the front to impact sensors and waiting to put them on once received I posted some pictures of some codes that the car is throwing what do I need to do to get it to run normal again also mass air flow sensor is new throttle body is new
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