Mitsubishi MOTORS Outlander PHEV 2018 Owner's Manual page 278

Screen
 There is a fault in the F. A. S. T. -key.
 The F. A. S. T. -key is not detected.
Indicator light, warning light, and information screen display list
Cause Do this (Reference)
Refer to "Free-hand Advanced Security Transmitter
(F.A.S.T.-key)" on page 5-4.
 Insert the F. A. S. T. -key into the key slot. Refer to
"If the F. A. S. T. -key is not operating properly" on
page 5-15.
Features and controls
5
5-157