Garmin G3X Pilot’s Guide190-01115-00 Rev. J 99EISSystemOverviewFlightInstruments EISCNSInterfaceGPSNavigationFlightPlanningHazardAvoidanceAdditionalFeaturesIntegratedAutopilot Annun/Alerts Appendix IndexENG PAGE SOFTKEYS (EXAMPLE CONFIGURATION)NOTE: The Engine (ENG) Page softkeys displayed are dependant on theconfiguration. Refer to the G3X Installation Manual for information onconfiguring the Engine Page.If the Engine Page information configured exceeds one page, additional enginegauges may be distributed among the 1st, 2nd, and 3rd softkeys as required.XXXX LEAN FUEL(optional) (optional) (optional)(optional)XXXX XXXXMAIN, TEMPS Displays engine gauges as required (optional)AUX, AUX1, AUX2, ELEC,TRIM, TEMPSDisplays additional engine gauges as required(optional)LEAN Activates/deactivates Lean Assist (optional)FUEL Displays Fuel Calculator (optional)3.2 LEAN ASSIST MODE (OPTIONAL)NOTE: The pilot should follow the engine manufacturer’s recommendedleaning procedures as described in the Pilot’s Operating Handbook (POH).A LEAN Softkey is displayed on the ENG Page if Lean Assist Mode is enabled andat least one Exhaust Gas Temperature (EGT) or Turbine Inlet Temperature (TIT) input isconfigured (refer to the G3X Installation Manual for more information).Using Lean Assist Mode:From the ENG Page, press the LEAN Softkey. As the mixture is leaned, one ofthe cylinders’ exhaust temperature will peak. Continuing to lean the mixturewill cause each additional cylinder to peak (if applicable) until the last of thecylinders peaks. To cancel Lean Assist Mode, press the LEAN Softkey again.