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1987 - 1996 F150 Still running strong! Talk about your 8th and 9th generation Ford F150 trucks.

Trouble Code 121

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Old Apr 20, 2009 | 08:58 PM
  #11  
Boogerburns's Avatar
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From: Powder Springs, GA
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Originally Posted by tito2009
thank you the pictures helped. i will get to it tomorrow and take care of it
If you need any more help just PM me. I'm on alot.
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Old Jul 4, 2013 | 06:07 PM
  #12  
rcdoogie's Avatar
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From: Wenatchee, WA.
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Originally Posted by aliens8mycow
Likely an issue with the TPS sensor on the bottom of the throttle body. Could be a few other things, which you might try first - I would try cleaning the throttle body with throttle body cleaner, and what's the idle rpm? A previous owner could have adjusted the throttle stop and gotten things screwed up.
I have the same issue but my rpm is 2500. Any thoughts on this?
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Old Apr 9, 2024 | 05:35 AM
  #13  
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I have this on my 94 f150 but I just changed the sensor. ???
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