Throttle Position (TP) Sensor

NOTE: To identify TP sensor terminals, see Fig 1.

THROTTLE POSITION (TP) SENSOR RESISTANCE

Measure Resistance Between Terminals

Ohms

E2 & IDL

⁽¹⁾ 0-2300

E2 & IDL

⁽²⁾ Infinity

E2 & VC

3000-8500

E2 & VTA

⁽³⁾ 200-6000

E2 & VTA

⁽⁴⁾ 3300-10,000

⁽¹⁾	With .016" (.40 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⁾	With zero clearance between throttle stop screw and lever.

⁽⁴⁾	Throttle valve at fully open position.

Fig 1: Identifying Throttle Position Sensor Terminals (Prizm)

Courtesy of GENERAL MOTORS CORP.