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Throttle Position (TP) Sensor

NOTE: To identify TP sensor terminals, see Fig 1.
THROTTLE POSITION (TP) SENSOR RESISTANCE

Application Ohms
Between Terminals 1 & 2 (1) 0-5000
Between Terminals 1 & 2 (2) Infinity
Between Terminals 1 & 2 (3) 0-5000
Between Terminals 1 & 3 (3) 240-1140
Between Terminals 1 & 3 (4) 3170-6600
Between Terminals 1 & 4 4370-8130
(1) With .012" (.30 mm) feeler gauge installed between throttle stop screw and lever.
(2) With .035" (.89 mm) feeler gauge installed between throttle stop screw and lever.
(3) Throttle valve at idle position.
(4) Throttle valve at fully open position.
Fig 1: Throttle Position Sensor Terminal ID
G92F26646Courtesy of GENERAL MOTORS CORP.
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