Axiom 2WD V6-3.5L (2002)
Throttle Position Sensor: Testing and Inspection
Function Check
Use a Tech 2 to check the TP sensor output voltage at closed throttle.
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The voltage should be TP1 about 0.4 V, TP2 about 4.6 V and TP3 about 4.6 V.
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If the reading is abnormal value, check the throttle shaft to see if it is binding.
