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Discussion Starter · #1 ·
new with impalas is there a need to set the throttle position sensor voltage? what i mean is what should it ohm with key turned forward but car not running thats how i my fox mustangs
 

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Year of car would help. There isn't any elec. adjustment on the TPS....are you having a problem?
 

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I believe the FSM states around 0.6v in the idle position and "approximately" 4.6v at WOT.
 
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