[Shotimes] SHO fuel pressure problem (I think)

[Mark D. Mallory]

Can you post the exact codes?  Lean burn should be indicating O2 sensor on
one side or the other.

The fuel pump has its own codes and it doesn't sound like this is a fuel
pressure related problem.

Mark Mallory
Toledo, Ohio
'95 SHO MTX

>-----Original Message-----
>From: shotimes-admin@autox.team.net
>[mailto:shotimes-admin@autox.team.net]On Behalf Of james@dhlake.com
>Sent: Tuesday, June 17, 2003 9:54 PM
>To: shotimes@autox.team.net
>Subject: [Shotimes] SHO fuel pressure problem (I think)
>
>
>	I got a Check Engine light on my SHO and it started
>running bad so I got the codes out of it and they indicated
>lean burn in both cylendar banks.  I checked the fuel
>pressure and it was 31psi with the engine off and key on.
>I guessed it was the fuel pump so I dropped the tank and
>put in a new pump, screen, and filter.  When I put it back
>together the fuel pressure was the same.  I then moved to the
>front of the car and plugged the return port of the fuel rail
>and got 85-90psi.  I thought this indicated that the pressure
>regulator was bad so I replaced that.  Of course, there
>was no change at all.
>	Where do I go next?  I am completely confused.
>I remember that the little rubber thing on the end of
>the fuel return line in the tank was half gone, but could
>that be causing my problems, it doesn't seem that it could.
>	HELP.
>
>				James Shoemaker
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