i have code #43 is fuel system supply what is that sensor or how it fixed thnak you

 

could be fuel filter/fuel pump/injectors/or ur ecu acting up or even ur o2 sensor and fuel pressure

code #43 is the ecu trying to keep the Air fuel ratio balenced or its just not enough fuel so the ecu just gives up and ur car runs like **** u might want to check ur cat and see if ur exhaust gases are flowing nice make sure its not cloged thats all i can think of

hope it helps

 

you know the rev go up and down or sometime stay in the 1800 section one of my friend toll me that is the idle control valve

 

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 91slamedrex &raquo;</TD></TR><TR><TD CLASS="quote">could be fuel filter/fuel pump/injectors/or ur ecu acting up or even ur o2 sensor and fuel pressure
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I'd check these things first.. in many cases i hear that people say it's their o2 sensor that's gone bad on em and they get this code... Time to start testing stuff till u find the problem.