RideFixerGeneric displays display setting
P20: Communication protocol
Display–controller protocol.
What it does
Sets how the display talks to the controller. A wrong value causes communication errors (E10/E11).
Typical values
- 0 = protocol 2
- 1 = 5S protocol
- 2–3 = standby
Before you change it
- Do not change unless your seller tells you to. The S866 third-party manual numbers these options differently.