2007 Arctic Cat Four-Stroke Factory Service Manual, Page 200Get this manual
1Disconnect the throttle cable from the throttle shaft2Disconnect the TPS wiring harness from the TPS; then using Throttle Position Sensor (TPS) Adjustment Tool Kit (pn 3639-891, connect its wiring harness to the TPSConnect the red and black digital voltmeter leads to the white and black jacks of the TPS adjustment tool3While observing the digital voltmeter, slowly rotate the sensor until idle voltage specification is observed on the LCD (Liquid Crystal Display) of the multimeterWhile holding the sensor in this position, tighten the screw(s) which secure the sensor to the throttle body securely4Gently snap the throttle open and closed several times to check the TPS voltageIf it has changed from the idle voltage specification, loosen the screw(s) which secure the sensor and make necessary adjustments! NOTE: It is recommended to rotate the idle screw past the recommended voltage specification by two or three volts; then rotate the idle screw counterclockwise to the correct idle position voltage 2Disconnect the TPS wiring harness from the TPS; then noting the position of the TPS, remove the screw(s) securing the TPS to the throttle body housing and remove the sensorAccount for the O-ring which fits into groove of throttle bodyInstalling