A 43, most of the time is related to the O2 Sensor not a fuel pump.

Suggest testing it, if you are not able to test it then you might go ahead and replace.

 

Never mind. We got it n she's runnin like a beast. The thing that was wrong was that there was a piece of rubber in the fuel filter that was making my car bog. Since we got that out she no longer bogs and is fierce then ever. Thanks all for ur help.