2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 366Get this manual
REMOVING 1Remove the left-side engine cover; then disconnect the three-wire TPS connector plug FI454A
2Remove the two screws securing the TPS to the throttle body and remove the TPSINSTALLINGADJUSTING 1Place the TPS into position on the throttle body and secure with the two screwsDo not tighten at this time2Connect the main harness to the TPS3Locate the diagnostic connector under the seat next to the PDM; then install the test plug from Test PlugError Code List Kit onto the connector4Turn the ignition switch to the ON position and note the position of the TPS indicator icon (A, B, or C); then adjust the TPS until the TPS icon appears in the center position (B)FI459B