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Key Bindings

All LVARs are read/write. Be aware that some have dependencies and might change automatically, like a switch below a cover.
Cockpit
MSFS Interaction 
Custom LVAR
LVAR description
Ignition cover left
​
FSS_P2012_COVER_IGNITION_LH
0 = closed
1 = opened
Ignition cover right
​
FSS_P2012_COVER_IGNITION_RH
0 = closed
1 = opened
Ignition switch left
​
FSS_P2012_SWITCH_IGNITION_LH
0 = off
1 = on
Ignition switch right
​
FSS_P2012_SWITCH_IGNITION_RH
0 = off
1 = on
Starter left
SET STARTER 1 (HOLD)
​
​
Starter right
SET STARTER 2 (HOLD)
​
​
Fuel pump LH
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FSS_P2012_SWITCH_FUELPUMP_LH
0 = off
1 = on
2 = auto
Fuel pump RH
​
FSS_P2012_SWITCH_FUELPUMP_RH
0 = off
1 = on
2 = auto
Fuel selector LH
FUEL SELECTOR 1 LEFT
FUEL SELECTOR 1 RIGHT
FUEL SELECTOR 1 OFF
​
​
Fuel selector RH
FUEL SELECTOR 1 LEFT
FUEL SELECTOR 1 RIGHT
FUEL SELECTOR 1 OFF
​
​
Field switch LH
TOGGLE ALTERNATOR 1
FSS_P2012_SWITCH_FIELD_LH
0 = off
1 = on
Field switch RH
TOGGLE ALTERNATOR 2
FSS_P2012_SWITCH_FIELD_RH
0 = off
1 = on
Master switch
TOGGLE MASTER BATTERY
MASTER BATTERY ON
MASTER BATTERY OFF
​
​
Backup battery LH
​
FSS_P2012_SWITCH_BACKUP_BATTERY_LH
0 = off
1 = on
Backup battery RH
​
FSS_P2012_SWITCH_BACKUP_BATTERY_RH
0 = off
1 = on
Cross switch LH
​
FSS_P2012_SWITCH_CROSS_LH
0 = off
1 = on
Cross switch RH
​
FSS_P2012_SWITCH_CROSS_RH
0 = off
1 = on
Tie bus switch
​
FSS_P2012_SWITCH_TIEBUS
0 = off
1 = on
Taxi light switch
TOGGLE TAXI LIGHTS
TAXI LIGHTS ON
TAXI LIGHTS OFF
​
​
Landing light switch
TOGGLE LANDING LIGHTS
LANDING LIGHTS ON
LANDING LIGHTS OFF
​
​
Strobe light switch
TOGGLE STROBES
STROBES ON
STROBES OFF
​
​
Nav light switch
TOGGLE NAV LIGHTS
NAV LIGHTS ON
NAV LIGHTS OFF
​
​
Map light knob left
​
FSS_P2012_KNOB_MAP_LIGHT_LH
0 = 0%
100 = 100%
Map light knob right
​
FSS_P2012_KNOB_MAP_LIGHT_RH
0 = 0%
100 = 100%
AOA/SW PFT button
​
FSS_P2012_BUTTON_AOASW_PFT
0 = off
1 = pushed (momentary)
FIRE DETECT/LAMPS PUSH TEST button
​
FSS_P2012_BUTTON_FIRE_DETECT
0 = off
1 = pushed (momentary)
EECS PFT button
​
FSS_P2012_BUTTON_EECS_PFT
0 = off
1 = pushed (momentary)
WoW air/auto switch
​
FSS_P2012_SWITCH_WOW
0 = auto
1 = air
Alternate air LH
​
FSS_P2012_SWITCH_ALTERN_AIR_LH
0 = off
1 = on
Alternate air RH
​
FSS_P2012_SWITCH_ALTERN_AIR_RH
0 = off
1 = on
Backup path essential bus cover
​
FSS_P2012_COVER_BACKUP_PATH
0 = closed
1 = opened
Backup battery cover
​
FSS_P2012_COVER_BACKUP_BATTERY
0 = closed
1 = opened
Backup path essential bus switch
​
FSS_P2012_SWITCH_BACKUP_PATH
0 = off
1 = on
Backup battery switch
​
FSS_P2012_SWITCH_BACKUP_BATTERY
0 = off
1 = on
Ice light switch (on/off)
​
FSS_P2012_SWITCH_ICE_LIGHT
0 = off
1 = on
Probe heat (ice light switch momentarily up)
​
FSS_P2012_SWITCH_ICE_LIGHT
2 = probe heat (momentary)
Stall warning ice mode switch
​
FSS_P2012_STALL_WARNING_ICE_MODE
0 = off
1 = on
TKS mode switch
​
FSS_P2012_SWITCH_TKS_MODE
0 = off
1 = norm
2 = high
TKS max mode button
​
FSS_P2012_BUTTON_TKS_MAX_MODE
0 = off
1 = on
Windshield de-ice button
​
FSS_P2012_BUTTON_TKS_DEICE
0 = off
1 = on
TKS back-up pump cover
​
FSS_P2012_COVER_TKS_BACKUP_PUMP
0 = closed
1 = opened
TKS back-up pump switch
​
FSS_P2012_SWITCH_TKS_BACKUP_PUMP
0 = off
1 = on
Pitot heat LH & RH
TOGGLE PITOT HEAT
PITOT HEAT ON
PITOT HEAT OFF
​
​
Pitot heat LH
​
FSS_P2012_SWITCH_PITOT_HEAT_LH
0 = off
1 = on
Pitot heat RH
​
FSS_P2012_SWITCH_PITOT_HEAT_RH
0 = off
1 = on
Stall heater
​
FSS_P2012_SWITCH_STALL_HEATER
0 = off
1 = on
Autopilot master switch
TOGGLE AUTOPILOT MASTER
FSS_P2012_SWITCH_AP_MASTER
0 = off
1 = on
Emergency trim disconnect switch
TOGGLE ELEVATOR TRIM
FSS_P2012_SWITCH_TRIM_DISC
0 = off
1 = on
Aileron trim master switch
TOGGLE AILERON TRIM
FSS_P2012_SWITCH_AILERON_TRIM_MASTER
0 = off
1 = on
Rudder trim master switch
TOGGLE RUDDER TRIM
FSS_P2012_SWITCH_RUDDER_TRIM_MASTER
0 = off
1 = on
Aileron trim rocker switch
AILERON TRIM LEFT
AILERON TRIM RIGHT
​
​
Rudder trim rocker switch
RUDDER TRIM LEFT
RUDDER TRIM RIGHT
​
​
Flap handle
INCREASE FLAPS
DECREASE FLAPS
RETRACT FLAPS
EXTEND FLAPS
​
​
Throttle lever
INCREASE THROTTLE [1/2]
DECREASE THROTTLE [1/2]
​
​
Propeller lever
INCREASE PROPELLER PITCH [1/2]
DECREASE PROPELLER PITCH [1/2]
​
​
Pitch trim source switch
​
FSS_P2012_SWITCH_PITCH_TRIM_SOURCE
0 = LH
1 = RH
Fasten seat belt button
​
FSS_P2012_BUTTON_FASTEN_SEATBELT
0 = off
1 = on
Display backup button LH
​
FSS_P2012_BUTTON_DISPLAY_BACKUP_LH
0 = off
1 = on
Display backup button RH
​
FSS_P2012_BUTTON_DISPLAY_BACKUP_RH
0 = off
1 = on
Switches light knob
​
FSS_P2012_KNOB_SWITCHES_LIGHT
0 = 0%
100 = 100%
Cockpit light knob
PANEL LIGHTS ON
PANEL LIGHTS OFF
FSS_P2012_KNOB_COCKPIT_LIGHT
0 = 0%
100 = 100%
Cabin light switch
TOGGLE CABIN LIGHTS
CABIN LIGHTS ON
CABIN LIGHTS OFF
​
​
Emergency light switch
​
FSS_P2012_SWITCH_EMG_LIGHT
0 = off
1 = on
ELT switch
​
FSS_P2012_SWITCH_ELT
0 = test
1 = armed
2 = on
Defrost emergency knob
​
FSS_P2012_KNOB_DEFROST_EMERG
0 = off
1 = on
Cockpit air defrost knob
​
FSS_P2012_KNOB_COCKPIT_AIR_DEFROST
0 = fan
1 = off
2 = heat
Cockpit air legs knob
​
FSS_P2012_KNOB_COCKPIT_AIR_LEGS
0 = fan
1 = off
2 = heat
Cabin heater knob
​
FSS_P2012_KNOB_CABIN_HEATER
0 = fan
1 = off
2 = heat
Autopilot disconnect button (on yoke)
​
FSS_P2012_BUTTON_AP_DISCONNECT
0 = not pushed
1 = pushed (resets to 0)
Cockpit air reset button (windshield)
​
FSS_P2012_BUTTON_COCKPIT_AIR_RESET_DEFROST
0 = pushed out
1 = pushed in
Cockpit air reset button (legs)
​
FSS_BUTTON_COCKPIT_AIR_RESET_LEGS
0 = pushed out
1 = pushed in
A/C - Mission power shell knob
​
FSS_P2012_KNOB_AC_MISSION_POWER
0 = MISSION
1 = off
2 = A/C
A/C LH knob
​
FSS_P2012_KNOB_AC_LH
0 = FAN
1 = off
2 = A/C
A/C RH knob
​
FSS_P2012_KNOB_AC_RH
0 = FAN
1 = off
2 = A/C
Reduced mission power switch
​
FSS_P2012_SWITCH_REDUCED_MISSION_POWER
0 = off
1 = on
Fan speed switch left
​
FSS_P2012_SWITCH_AC_FAN_SPEED_LH
0 = low
1 = high
Fan speed switch right
​
FSS_P2012_SWITCH_AC_FAN_SPEED_RH
0 = low
1 = high

Cockpit	MSFS Interaction	Custom LVAR	LVAR description
Ignition cover left		FSS_P2012_COVER_IGNITION_LH	0 = closed 1 = opened
Ignition cover right		FSS_P2012_COVER_IGNITION_RH	0 = closed 1 = opened
Ignition switch left		FSS_P2012_SWITCH_IGNITION_LH	0 = off 1 = on
Ignition switch right		FSS_P2012_SWITCH_IGNITION_RH	0 = off 1 = on
Starter left	SET STARTER 1 (HOLD)
Starter right	SET STARTER 2 (HOLD)
Fuel pump LH		FSS_P2012_SWITCH_FUELPUMP_LH	0 = off 1 = on 2 = auto
Fuel pump RH		FSS_P2012_SWITCH_FUELPUMP_RH	0 = off 1 = on 2 = auto
Fuel selector LH	FUEL SELECTOR 1 LEFT FUEL SELECTOR 1 RIGHT FUEL SELECTOR 1 OFF
Fuel selector RH	FUEL SELECTOR 1 LEFT FUEL SELECTOR 1 RIGHT FUEL SELECTOR 1 OFF
Field switch LH	TOGGLE ALTERNATOR 1	FSS_P2012_SWITCH_FIELD_LH	0 = off 1 = on
Field switch RH	TOGGLE ALTERNATOR 2	FSS_P2012_SWITCH_FIELD_RH	0 = off 1 = on
Master switch	TOGGLE MASTER BATTERY MASTER BATTERY ON MASTER BATTERY OFF
Backup battery LH		FSS_P2012_SWITCH_BACKUP_BATTERY_LH	0 = off 1 = on
Backup battery RH		FSS_P2012_SWITCH_BACKUP_BATTERY_RH	0 = off 1 = on
Cross switch LH		FSS_P2012_SWITCH_CROSS_LH	0 = off 1 = on
Cross switch RH		FSS_P2012_SWITCH_CROSS_RH	0 = off 1 = on
Tie bus switch		FSS_P2012_SWITCH_TIEBUS	0 = off 1 = on
Taxi light switch	TOGGLE TAXI LIGHTS TAXI LIGHTS ON TAXI LIGHTS OFF
Landing light switch	TOGGLE LANDING LIGHTS LANDING LIGHTS ON LANDING LIGHTS OFF
Strobe light switch	TOGGLE STROBES STROBES ON STROBES OFF
Nav light switch	TOGGLE NAV LIGHTS NAV LIGHTS ON NAV LIGHTS OFF
Map light knob left		FSS_P2012_KNOB_MAP_LIGHT_LH	0 = 0% 100 = 100%
Map light knob right		FSS_P2012_KNOB_MAP_LIGHT_RH	0 = 0% 100 = 100%
AOA/SW PFT button		FSS_P2012_BUTTON_AOASW_PFT	0 = off 1 = pushed (momentary)
FIRE DETECT/LAMPS PUSH TEST button		FSS_P2012_BUTTON_FIRE_DETECT	0 = off 1 = pushed (momentary)
EECS PFT button		FSS_P2012_BUTTON_EECS_PFT	0 = off 1 = pushed (momentary)
WoW air/auto switch		FSS_P2012_SWITCH_WOW	0 = auto 1 = air
Alternate air LH		FSS_P2012_SWITCH_ALTERN_AIR_LH	0 = off 1 = on
Alternate air RH		FSS_P2012_SWITCH_ALTERN_AIR_RH	0 = off 1 = on
Backup path essential bus cover		FSS_P2012_COVER_BACKUP_PATH	0 = closed 1 = opened
Backup battery cover		FSS_P2012_COVER_BACKUP_BATTERY	0 = closed 1 = opened
Backup path essential bus switch		FSS_P2012_SWITCH_BACKUP_PATH	0 = off 1 = on
Backup battery switch		FSS_P2012_SWITCH_BACKUP_BATTERY	0 = off 1 = on
Ice light switch (on/off)		FSS_P2012_SWITCH_ICE_LIGHT	0 = off 1 = on
Probe heat (ice light switch momentarily up)		FSS_P2012_SWITCH_ICE_LIGHT	2 = probe heat (momentary)
Stall warning ice mode switch		FSS_P2012_STALL_WARNING_ICE_MODE	0 = off 1 = on
TKS mode switch		FSS_P2012_SWITCH_TKS_MODE	0 = off 1 = norm 2 = high
TKS max mode button		FSS_P2012_BUTTON_TKS_MAX_MODE	0 = off 1 = on
Windshield de-ice button		FSS_P2012_BUTTON_TKS_DEICE	0 = off 1 = on
TKS back-up pump cover		FSS_P2012_COVER_TKS_BACKUP_PUMP	0 = closed 1 = opened
TKS back-up pump switch		FSS_P2012_SWITCH_TKS_BACKUP_PUMP	0 = off 1 = on
Pitot heat LH & RH	TOGGLE PITOT HEAT PITOT HEAT ON PITOT HEAT OFF
Pitot heat LH		FSS_P2012_SWITCH_PITOT_HEAT_LH	0 = off 1 = on
Pitot heat RH		FSS_P2012_SWITCH_PITOT_HEAT_RH	0 = off 1 = on
Stall heater		FSS_P2012_SWITCH_STALL_HEATER	0 = off 1 = on
Autopilot master switch	TOGGLE AUTOPILOT MASTER	FSS_P2012_SWITCH_AP_MASTER	0 = off 1 = on
Emergency trim disconnect switch	TOGGLE ELEVATOR TRIM	FSS_P2012_SWITCH_TRIM_DISC	0 = off 1 = on
Aileron trim master switch	TOGGLE AILERON TRIM	FSS_P2012_SWITCH_AILERON_TRIM_MASTER	0 = off 1 = on
Rudder trim master switch	TOGGLE RUDDER TRIM	FSS_P2012_SWITCH_RUDDER_TRIM_MASTER	0 = off 1 = on
Aileron trim rocker switch	AILERON TRIM LEFT AILERON TRIM RIGHT
Rudder trim rocker switch	RUDDER TRIM LEFT RUDDER TRIM RIGHT
Flap handle	INCREASE FLAPS DECREASE FLAPS RETRACT FLAPS EXTEND FLAPS
Throttle lever	INCREASE THROTTLE [1/2] DECREASE THROTTLE [1/2]
Propeller lever	INCREASE PROPELLER PITCH [1/2] DECREASE PROPELLER PITCH [1/2]
Pitch trim source switch		FSS_P2012_SWITCH_PITCH_TRIM_SOURCE	0 = LH 1 = RH
Fasten seat belt button		FSS_P2012_BUTTON_FASTEN_SEATBELT	0 = off 1 = on
Display backup button LH		FSS_P2012_BUTTON_DISPLAY_BACKUP_LH	0 = off 1 = on
Display backup button RH		FSS_P2012_BUTTON_DISPLAY_BACKUP_RH	0 = off 1 = on
Switches light knob		FSS_P2012_KNOB_SWITCHES_LIGHT	0 = 0% 100 = 100%
Cockpit light knob	PANEL LIGHTS ON PANEL LIGHTS OFF	FSS_P2012_KNOB_COCKPIT_LIGHT	0 = 0% 100 = 100%
Cabin light switch	TOGGLE CABIN LIGHTS CABIN LIGHTS ON CABIN LIGHTS OFF
Emergency light switch		FSS_P2012_SWITCH_EMG_LIGHT	0 = off 1 = on
ELT switch		FSS_P2012_SWITCH_ELT	0 = test 1 = armed 2 = on
Defrost emergency knob		FSS_P2012_KNOB_DEFROST_EMERG	0 = off 1 = on
Cockpit air defrost knob		FSS_P2012_KNOB_COCKPIT_AIR_DEFROST	0 = fan 1 = off 2 = heat
Cockpit air legs knob		FSS_P2012_KNOB_COCKPIT_AIR_LEGS	0 = fan 1 = off 2 = heat
Cabin heater knob		FSS_P2012_KNOB_CABIN_HEATER	0 = fan 1 = off 2 = heat
Autopilot disconnect button (on yoke)		FSS_P2012_BUTTON_AP_DISCONNECT	0 = not pushed 1 = pushed (resets to 0)
Cockpit air reset button (windshield)		FSS_P2012_BUTTON_COCKPIT_AIR_RESET_DEFROST	0 = pushed out 1 = pushed in
Cockpit air reset button (legs)		FSS_BUTTON_COCKPIT_AIR_RESET_LEGS	0 = pushed out 1 = pushed in
A/C - Mission power shell knob		FSS_P2012_KNOB_AC_MISSION_POWER	0 = MISSION 1 = off 2 = A/C
A/C LH knob		FSS_P2012_KNOB_AC_LH	0 = FAN 1 = off 2 = A/C
A/C RH knob		FSS_P2012_KNOB_AC_RH	0 = FAN 1 = off 2 = A/C
Reduced mission power switch		FSS_P2012_SWITCH_REDUCED_MISSION_POWER	0 = off 1 = on
Fan speed switch left		FSS_P2012_SWITCH_AC_FAN_SPEED_LH	0 = low 1 = high
Fan speed switch right		FSS_P2012_SWITCH_AC_FAN_SPEED_RH	0 = low 1 = high

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