2000 Polaris Indy 500 / 600 snowmobile service manual, Page 407Get this manual
ELECTRICAL TPS (Throttle Position Sensor) 4When the TPS is set and voltage is verified, remove the tester and re-install the snowmobile TPS harness
5When storing the TPS tester, remove the red terminal of the tester and insert it in the blank terminal of the harness