Bombardier SeaDoo 1998 factory shop manual, Page 252Get this manual
Subsection 05
Section 08 ELECTRICAL SYSTEM (INSTRUMENTS AND ACCESSORIES)
INSTRUMENTS AND ACCESSORIES
GENERAL
It is possible to activate the instruments when the engine is not runningMake sure the safety lanyard is removed, then depress the startstop buttonThe timer of the MPEM will maintain the gauge(s) activated during period of approximately 33 seconds
Lake Temperature Sensor
GSX Limited and GTX Limited The lake temperature sensor is integrated with the speed sensor located on the ride plateTo check if the lake temperature sensor is operational, activate the Info Center and select the lake temperature modeWith garden hose, spray the speed sensor with waterThe lake temperature on the Info Center should adjust to the water temperatureIf not, replace the speed sensor
INSPECTION
Exterior Temperature Sensor
GTX Limited The temperature sensor is located in the storage coverRemove the back panel of the storage cover to access the temperature sensor