Yamaha Outboard Salvage Yamaha 60 Outboard Engine Why Isn't The Tilt Indicator Working?

Yamaha 60 Outboard Engine Why isn't the tilt indicator working? - yamaha outboard salvage

I have a Yamaha outboard 60th For some reason no longer works the slope indicator. When I returned to the engine is running round the needle and then jump to normal. Has anyone an idea where the error may ask?