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Home >> Eagle >> 1991 >> Summit ES, 2D Hatchback, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 9 (Engine Controls - System/Component Tests) >> Engine Sensors & Switches >> Throttle Position Sensor

Throttle Position Sensor

WARNING: This page is about a different car, the 1991 Mitsubishi 3000GT and 1991 Dodge Stealth. However, it is still accessible from the selected car via links, so may be relevant.
  1. TPS is mounted to throttle body, at end of throttle shaft. Disconnect TPS connector. See Fig 1 . Using ohmmeter, measure total resistance between TPS connector terminals as specified in TPS CONNECTOR TERMINAL IDENTIFICATION  table. If resistance is not 3500-6500 ohms, replace TPS.
  2. Using an analog (needle-type) ohmmeter, measure variable resistance between TPS connector terminals as specified in TPS CONNECTOR TERMINAL IDENTIFICATION  table.
  3. Operate throttle valve from closed to wide open throttle. If rate of resistance does not change smoothly within 3500-6500 ohms throughout range of throttle valve movement, replace TPS.
    Fig 1: TPS Sensor Connector Terminal ID
    G91F11838Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    TPS CONNECTOR TERMINAL IDENTIFICATION

    Application Terminal Numbers
    Total Resistance 1 & 4
    Variable Resistance 2 & 4