SEA TEMP reading 136 on smart gauages

threejays

Member
Aug 16, 2014
81
Macomb
Boat Info
2000 310 Searay Sundancer
Engines
Twin 7.4 MPI's
The sea temp in the center of my smart gauges is reading 136. Has anybody ever experience this ? and what did you do to correct it?

Thanks,

Jon
 
The t-stat may be stuck open.
 
Transducer temp portion is shot. Mine has done that for years but the depth still works. Replacement is the only cure.
 

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