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Engine light on again // 4 codes this time

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Old Dec 29, 2008 | 06:50 PM
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Default Engine light on again // 4 codes this time

Everything has seemed fine since Joe Lynch played with my tables and got my idle right on start up.

Im sitting at the gas station today during lunch waiting on some friends and the engine light pops on.

Took it by the parts store after work and these are the codes I got:

1. p0050 HO2S BANK 1 SEN 1 heater circuit

2. p0155 02 sensor heater circuit malf bank 2 sen 1

3. p2068 Fuel level sensor B circuit high

4. p0174 system too lean bank 2

Little quick history/ Car was hydro locked replaced with 402 stroker and kooks long tubes with hi flow cats and electric cut outs recently installed.

Any ideas on what #1 and #2 are? I know 3 is that problem with the fuel sensor a lot of our car have and 4 is a problem that has arisen before. Thanks in advance.
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Old Dec 30, 2008 | 01:21 AM
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Anyone?
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Old Dec 30, 2008 | 11:27 AM
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Where are you guys today?
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Old Dec 30, 2008 | 12:07 PM
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Sorry I missed your call. Can you come by tonight after 8:30 and let me look at it? I'm in town this week.
Joe
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Old Dec 30, 2008 | 12:15 PM
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Originally Posted by Joe Lynch
Sorry I missed your call. Can you come by tonight after 8:30 and let me look at it? I'm in town this week.
Joe
I think I can. I'll call you and let you know after about 5 today if that will work. I might be taking it to the dealership. Maybe the o2 sensor wires got melted? I dont know though bc I just took a 1400 mile trip over Christmas and no codes popped up then.
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Old Dec 30, 2008 | 05:18 PM
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Ive had the fuel bank one. I think it has something to do with the fuel enrichment portion of you tune.
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Old Dec 30, 2008 | 06:03 PM
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Originally Posted by c6 batmobile
Ive had the fuel bank one. I think it has something to do with the fuel enrichment portion of you tune.
Where in my post do you see fuel bank one? No quite sure what you're talking about. Thanks!
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Old Dec 30, 2008 | 08:48 PM
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I had similar problems (as 1 & 2) on my C5. It started after I added LT headers and was always a challenge. I changed o2 sensors several times and it would help for a while. Also it would get worse depending on the temperature. i.e. it was less of a problem in the winter (SoCal winters) and then poped up again in the summer. I hope you have better luck with it then I did.
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