Throttle Position Sensor

THROTTLE POSITION SENSOR VOLTAGE TEST ⁽¹⁾

Throttle Opening ⁽²⁾

Volts

2.5L & 3.3L

Idle

0.5

WOT

4.0

3.0L ⁽³⁾

Idle

0.5

WOT

3.5

3.9L, 5.2L & 5.9L

Idle

Greater Than 0.2

WOT

Less Than 4.8

⁽¹⁾	Voltage should increase steadily as throttle opening is increased from idle position.

⁽²⁾	Measure voltage at throttle position sensor center terminal.

⁽³⁾	Voltage specifications may vary but WOT specification should be approximately 3.0 volts higher than idle specification.