2008 Arctic Cat ATVs factory service and repair manual, Page 350Get this manual
iNOTE: If the meter does not read as specified, check the hose connecting the APS to the intake pipe or replace the sensor NOTE If the sensor tests are within specifications, the speedometer must be replaced (see Section 9)
Speed Sensor
INOTE: Prior to testing the speed sensor, inspect the three-wire connector on the speed sensor harness (manual transmission models) or on the speed sensor (automatic transmission models) for contamination, broken pins, andor corrosion
To replace speed sensor, use the following procedure1Disconnect the three-wire connector from the speed sensor harness or from the speed sensor; then remove the Allen-head cap screw securing the sensor to the sensor housing2Remove the sensor from the sensor housing accounting for an O-ring3Install the new speed sensor into the housing with new O-ring lightly coated with multi-purpose grease; then secure the sensor with the Allen-head cap screw (threads coated with blue Loctite #242)Tighten securely