bad wideband o2 sensor?

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Old Oct 2, 2007 | 12:55 PM
  #1  
4_door_teg's Avatar
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Default bad wideband o2 sensor?

Hey guys, i searched around and only found one other post kinda like this, and it just kinda died before the guy got much help.

My problem is this. I just pulled my car out of the garage after having it sit for about a year and a half. besides the battery not holding a charge the car fired up perfectly, no smoke or anything. When I took it out for a drive it drove fine but the wideband read a steady 14.52 almost all the time. in boost and just cruising, 14.52. I'm using a plx m300 and 450dsm injectors with a vafc. before storing it it would read a nice steady 12 under boost. Also when i change the fuel around at idle the cars revs change but the wideband doesnt. What could be causing this? Bad o2 Sensor? is there a cheap fix for it? any help is appreciated.
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Old Oct 2, 2007 | 01:46 PM
  #2  
blackeg's Avatar
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From: schooling kids in ny, usa
Default Re: bad wideband o2 sensor? (4_door_teg)

ive heard that when they go bad they tend to read around stoich most of the time, similar to you.

however i had one go bad, it said i was boost afr of 11s and it was really 13s
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Old Oct 2, 2007 | 02:01 PM
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4_door_teg's Avatar
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Default Re: bad wideband o2 sensor? (blackeg)

yea i figure it's bad, is it possible to replace that kinda o2 sensor for cheap?
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Old Oct 2, 2007 | 02:24 PM
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Default

have to tried recalibrating it?
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Old Oct 2, 2007 | 02:52 PM
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Default Re: (still_slow)

nope i havent, i'll search around and see how to do it, thanks
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Old Oct 2, 2007 | 04:58 PM
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Newt Dog's Avatar
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From: Budds Creek, MD, amishtown
Default Re: (4_door_teg)

Your o2 is dead!! You can buy another one for about 60-70 bucks..
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Old Oct 2, 2007 | 05:05 PM
  #7  
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Default Re: (Newt Dog)

yea that's what i figured hopefully i can get one locally since i only have 10 days on the car til it goes into storage. actually maybe i dont even need one since it was running on a fine tune before.
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Old Oct 2, 2007 | 05:20 PM
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Newt Dog's Avatar
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From: Budds Creek, MD, amishtown
Default Re: (4_door_teg)

As long as you did not change anything in your setup or change the tune, You dont need one. Just my 2cents.
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Old Oct 2, 2007 | 05:46 PM
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From: Lima, Oh, Usa
Default Re: bad wideband o2 sensor? (4_door_teg)

go AEM and never have to worry about it
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Old Oct 2, 2007 | 05:50 PM
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Newt Dog's Avatar
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From: Budds Creek, MD, amishtown
Default Re: bad wideband o2 sensor? (jayjones_24)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by jayjones_24 &raquo;</TD></TR><TR><TD CLASS="quote">go AEM and never have to worry about it</TD></TR></TABLE>

Unless you run leaded fuel like me!
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Old Oct 2, 2007 | 06:17 PM
  #11  
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From: Eastern, CT
Default Re: bad wideband o2 sensor? (4_door_teg)

The same thing happend to me last week. I changed my fuel maps and my car was running so rich I went throguh almost 3/4 a tank of gas on a 100 mile round trip. Meanwhile my wideband read 15.0-14.5 constantly... I got a replacement bosch sensor from autozone for 54$ after taxes. I'm not sure if it's the same for you but I had to use a pre-cat o2 from a 2002+ turbo Volkswagen.
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