If you have a Yamaha, or any outboard for that matter. You might be wondering what kind of VST problems you could come across. Yamaha Outboard VST Problems? The most common VST problems include an empty VST, a failed High Pressure Pump, a dirty VST Filter, dirty High Pressure Pump filter, a faulty float and … Continue reading Yamaha Outboard VST Problems & How To Fix Them!