Apr 14, 2004 | 06:12 PM
  #1  
i have code 43 on 93 honda prelude...43=fuel supply system ..have any body ever have this code ..? thank
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Apr 18, 2004 | 02:01 PM
  #2  
Re: code 43 (B20vtec86crx)
I have had that code since like november of last year on and off, but I can't figure out what it is. Possibly your fuel pressure . . . . check your Fuel Pressure Regulator
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Apr 18, 2004 | 06:38 PM
  #3  
Re: code 43 (Vtec92Civic)
put an O2 sensor on it.

that will fix it.
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Apr 18, 2004 | 07:46 PM
  #4  
Re: code 43 (junbb1)
troubleshoot your fuel system..if everything is fine..it mightbe your o2 sensor going out
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Apr 21, 2004 | 06:42 PM
  #5  
Re: code 43 (junbb1)
got it figure out ..the car was running rich too ...put in new o2 sensor it correct everything ..thanks guy
ps..fuel pressure is at stock setting(stock regulator)
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