Bob, I've got the code 37 also. It appears to be related to the MP SBEC, I
bet if you were to swap back the origional comp. you wouldn't get that code.
as far as the code 51, did you remember to reset the computer? Perhaps some
sort of contamination (finger oil) on the O2 sensor??
__________________________________________
Jon Smith-------Raleigh,NC-------ICQ: 9720504
'95 318 auto CC 4x4 3.90 31" A/T's
JBA headers, dual glasspack, 14x3 FABM
F&B Stage I TB, !EGR, MSD 8.5's, self-moded intake
MP SBEC, 180 degree thermo, ASP crank pulley,
16" Hayden elec. fan 0-60 in 6.3 & 1/4mi 15.5@87.5
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
----- Original Message -----
From: Bob King <k85go76@erols.com>
To: <dakota-truck@buffnet.net>
Sent: Saturday, September 18, 1999 1:39 PM
Subject: DML: Check Engine Lite - Fault Codes '95 5.2L
> Hi Guys: Just wanted a little help deciphering the fault codes I got when
> checking into my "Check Engine" light which came on yesterday.
> The haynes manual says the code transmission should start with with (88)
> (start of test code)..mine did not give an (88). Instead it appears to
have
> gone right into the fault codes and finished up with the (55) (end of code
> output code). Do I have a special problem because I get no (99)?
> The fault codes that flash are as follows:
> 12 - Memory standby power lost
> 37 - Part throttle unlock solenoid driver circuit (Auto trans only)
> 51 - Oxygen sensor stuck at the lean position
> My truck has a little over 106K miles and I replaced the O2 sensor in July
> (Borg-Warner unit). There does not appear to be anything wrong with the
> driveability or performance of the truck.
>
> Can anyone verify these fault codes and give me some tips as to how to
> follow up (other than take it to a dealer)?
> Thanks loads!
> Bob King
> Pennsville,
> '95 SLT, CC, 5.2L, Auto, Thorley headers, MP Cat Back 3" exhaust, MP SBEC,
> Magnecore plug wires, Underdrive pulleys.
>
>
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