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question on 3 DTC's found today

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Old 05-20-2004, 07:24 PM
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Default question on 3 DTC's found today

Hooked up the scanner today after work, and this is what it found..

P0121
Throttle/Pedal Position Sensor/Switch A Circuit Range/Performance Problem

P0172
System too Rich (Bank 1)

P0175
System too Rich (Bank 2)

my Short term Fuel Trim on Bank 1 was at 0.8%
my Long term Fuel Trim on Bank 1 was at -15.5%
Short term fuel trim on bank 2 was at 1.6%
Long term fuel trim on bank 2 was at -14.8%

do ya'll think that a dyno tune would fix these problems??? was wondering if the Ls1 Hotcam could be causing this?? all my other mods are listed in my sig... I did have a basic tune done after the cam install to help the idle out and little things like that, but didnt get the full dyno tune yet....
Old 05-21-2004, 10:43 AM
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ttt, anyone know if tuning will help ??




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