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p0121 code with an SD tune?

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Old May 9, 2009 | 10:33 PM
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Default p0121 code with an SD tune?

Getting this code on my 01 silverado 5.3.... mods are in the sig. Any ideas?
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Old May 9, 2009 | 10:41 PM
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is it acting funny??? anymore info on symptoms or is it just the code? what do you want to know?
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Old May 9, 2009 | 10:48 PM
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Is your TPS sensor clean and getting a good connection?
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Old May 9, 2009 | 11:06 PM
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its running fine, no issues at all except for the light. I was wondering if this is in the tune or should I replace the tps?
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Old May 9, 2009 | 11:23 PM
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did the light show up directly after a re-tune? sd shouldnt cause a tps code.
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Old May 9, 2009 | 11:29 PM
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no, its been tuned for awhile now...check engine light came on yesterday with that code.
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Old May 9, 2009 | 11:57 PM
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i would check the wires for breaks and the connectors for continuity. clean it up then clear the code to see if it comes back. how old is the sensor? do you have logging software?
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Old May 10, 2009 | 09:33 AM
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I don't have any logging software. I'll check the wires today.
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