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Home >> Kia >> 2010 >> Optima EX, 2.7 4 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.7L >> Electronic Throttle Control (Etc) System >> Repair Procedures >> Inspection >> Throttle Position Sensor (TPS)
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Throttle Position Sensor (TPS)

  1. Connect a scan tool on the Data Link Connector (DLC).
  2. Start the engine and measure the output voltage of TPS 1 and 2 at C.T. and W.O.T.
    THROTTLE POSITION SENSOR OUTPUT VOLTAGE SPECIFICATION

    Throttle Angle Output Voltage (V)
    TPS 1 TPS 2
    C.T 0.25-0.9 Min. 4.0
    W.O.T Min. 4.0 0.25-0.9
  3. Turn the ignition switch OFF and disconnect the scan tool from the DLC.
  4. Disconnect the ETC module connector and measure the resistance between the ETC module terminals 4 and 1 (TPS 1).

    Specification:  Refer to "SPECIFICATION "

  5. Measure resistance between the ETC module terminals 7 and 6 (TPS 2).

    Specification:  Refer to "SPECIFICATION "

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