Fluctuating MAP on G3X
I had a problem with MAP becoming erratic as the engine RPM approached 2400 RPM. My MAP line was installed per Van's plans on an IO-360-Axxx engine.
Garmin recommends installing an Omega Engineering PS-8G snubber/restrictor on the MAP line at the transducer.
Retired Firmware Guy and Airplane Builder
2018 RV-7 QB -- Built, Flying
2007 RV-7 QB -- Built, Drowned
1998 RV-8 QB -- Started, Sold
Aided and abetted building a number of other RV's.