HSTuners - code 45 system too lean/rich

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vtecmansi

09-06-2002 01:03 PM

code 45 system too lean/rich

hey all. i got a code 45 on my civic si twice now. its a system too lean/rich prob. i have an aem fuel pressure reg. could running too much fuel pressure make it run too rich??? i have it set at 48-50 psi. is that too much with an intake, intake manifold, header, and exhaust?!?! if anybody has had this prob please gimmeee some info.

VieT916

09-06-2002 11:16 PM

Re: code 45 system too lean/rich

Quote:

Originally posted by vtecmansi
hey all. i got a code 45 on my civic si twice now. its a system too lean/rich prob. i have an aem fuel pressure reg. could running too much fuel pressure make it run too rich??? i have it set at 48-50 psi. is that too much with an intake, intake manifold, header, and exhaust?!?! if anybody has had this prob please gimmeee some info.

Get rid of the AEM FPR, and reinstall your stock one. Those mods aren't enough to need to change your fuel settings. You're ECU will compensate for it.

Racing Rice

09-09-2002 01:04 PM

Re: Re: code 45 system too lean/rich

Quote:

Originally posted by VieT916

Get rid of the AEM FPR, and reinstall your stock one. Those mods aren't enough to need to change your fuel settings. You're ECU will compensate for it.

What he said.. Or buy a turbo or Supercharger and keep the FPR;)

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