throttle position sensor faulty (Toyota)?

scott k

New member
I have tested the resistance of the TPS as specified, at four different throttle positions. Passes fine at closed and two slightly open positions. But it fails - resistance too low by about 1/3 - at full (open) throttle. Does this really matter? I'd rather not replace the unit if I don't have to. [if it helps, this is a Toyota Pickup 22RE engine]
 
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