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Throwing code P0122 tps sensor low input, intermittent?

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Old 06-11-2009, 07:07 AM
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Default Throwing code P0122 tps sensor low input, intermittent?

I threw this code out of no where right when I started the car about a week ago. I read on here that the ecu could have just picked up a signal from something else and may have been a one time deal.

I reset the ecu and it didn't turn back on. I went to the track on monday and spent more than 3+ hours out there without a single CEL. I drove all the way back home (1+hr) with no issues and no CEL.

So... the next day I think she needs a wash.. Get in the car and again there is a CEL right at start up. I haven't checked it but I'm sure it's the same code. I'll have to get this checked again tomorrow.

If it is the same code, is it possible that it's picking up a stray signal from somewhere or is it just starting to go out? My understanding is that the TPS is something that usually doesn't go out (but can). I just find it strange that it didn't give me any problems what so ever all day on the track and long commute, but the day after, right at start up, it throws a CEL... bs.gif

I checked the voltage input to the tps at idle and it's at 5v which is where it's supposed to be at. I may check the resistance in the sensor tomorrow.

If I do end up needing a new TPS, there is no way I'm buying an entire TB.. I'll find a tps from somewhere.. But I have a question about that as well:
I understand I need to "clock" the new TPS. How do I go about doing this? Assuming its from another S2k.

Any help is appreciated.
Old 06-12-2009, 09:50 AM
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Default Re: Throwing code P0122 tps sensor low input, intermittent?

You can get new TPS sensors anywhere... Omni makes them and has them for a great price.

Well, most people would cut part of the tabs off on both sides so that you could "clock" meaning rotate it to get the right idle...

I am in the midst of doing that too... Just got to find the time to cut a notch into the OEM rivets on them...
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