i have code 43 on 93 honda prelude...43=fuel supply system ..have any body ever have this code ..? thank
Honda-Tech Member
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
Member
troubleshoot your fuel system..if everything is fine..it mightbe your o2 sensor going out
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)
ps..fuel pressure is at stock setting(stock regulator)