#	Cessna 172 SP — Emergency Procedures
#	NOT FOR FLIGHT — source fidelity: not_applicable | operational review: none | completeness: partial | 2 unresolved safety defect(s)
#	Source: authored — no source document
#	Rights: original_expression CC-BY-4.0
#	Checklist hash: acad6d28427f3cfaa3c2825a0cda41117d0b747fd7185de5150c908f71b289fc
#	Verify against the aircraft's own approved documentation before use.
section_id	phase	criticality	section_title	item_index	item_id	type	tickable	memory_item	indent	text	response	condition	detail
engine-failure-before-rotation	engine_failure_before_rotation	emergency	Engine Failure on Takeoff Roll (Before Lift-Off)	0	engine-failure-before-rotation-1	action	yes	yes	0	Throttle	CLOSE IMMEDIATELY		
engine-failure-before-rotation	engine_failure_before_rotation	emergency	Engine Failure on Takeoff Roll (Before Lift-Off)	1	engine-failure-before-rotation-2	action	yes	yes	0	Brakes	APPLY FIRMLY — STOP ON REMAINING RUNWAY		
engine-failure-before-rotation	engine_failure_before_rotation	emergency	Engine Failure on Takeoff Roll (Before Lift-Off)	2	engine-failure-before-rotation-3	action	yes	yes	0	Mixture	IDLE CUT-OFF		
engine-failure-before-rotation	engine_failure_before_rotation	emergency	Engine Failure on Takeoff Roll (Before Lift-Off)	3	engine-failure-before-rotation-4	action	yes	yes	0	Ignition	OFF		
engine-failure-before-rotation	engine_failure_before_rotation	emergency	Engine Failure on Takeoff Roll (Before Lift-Off)	4	engine-failure-before-rotation-5	action	yes	yes	0	Master switch	OFF		
engine-failure-before-rotation	engine_failure_before_rotation	emergency	Engine Failure on Takeoff Roll (Before Lift-Off)	5	engine-failure-before-rotation-6	action	yes	yes	0	Fuel selector	OFF		
engine-failure-after-takeoff	engine_failure_after_takeoff	emergency	Engine Failure After Liftoff	0	engine-failure-after-takeoff-1	action	yes	yes	0	Best glide airspeed — pitch immediately	ESTABLISH PER POH		
engine-failure-after-takeoff	engine_failure_after_takeoff	emergency	Engine Failure After Liftoff	1	engine-failure-after-takeoff-2	action	yes	yes	0	Landing area — land straight ahead or with minimal turn onto best available surface	SELECTED		
engine-failure-after-takeoff	engine_failure_after_takeoff	emergency	Engine Failure After Liftoff	2	engine-failure-after-takeoff-3	action	yes	yes	0	Throttle	CLOSE		
engine-failure-after-takeoff	engine_failure_after_takeoff	emergency	Engine Failure After Liftoff	3	engine-failure-after-takeoff-4	action	yes	yes	0	Flaps — retract to reduce drag if altitude permits a controlled approach ahead	AS REQUIRED		
engine-failure-after-takeoff	engine_failure_after_takeoff	emergency	Engine Failure After Liftoff	4	engine-failure-after-takeoff-5	action	yes	yes	0	Mixture	IDLE CUT-OFF BEFORE TOUCHDOWN		
engine-failure-after-takeoff	engine_failure_after_takeoff	emergency	Engine Failure After Liftoff	5	engine-failure-after-takeoff-6	action	yes	yes	0	Ignition	OFF BEFORE TOUCHDOWN		
engine-failure-after-takeoff	engine_failure_after_takeoff	emergency	Engine Failure After Liftoff	6	engine-failure-after-takeoff-7	action	yes	yes	0	Master switch	OFF BEFORE TOUCHDOWN		
engine-failure-after-takeoff	engine_failure_after_takeoff	emergency	Engine Failure After Liftoff	7	engine-failure-after-takeoff-8	action	yes	yes	0	Fuel selector	OFF BEFORE TOUCHDOWN		
engine-failure-after-takeoff	engine_failure_after_takeoff	emergency	Engine Failure After Liftoff	8	engine-failure-after-takeoff-9	note	no	no	0	Do not attempt to return to the runway unless altitude and glide performance clearly permit. A straight-ahead or shallow-turn landing is nearly always the safer choice.			
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	0	engine-failure-in-flight-1	action	yes	yes	0	Best glide airspeed — pitch for it immediately	ESTABLISHED PER POH		
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	1	engine-failure-in-flight-2	action	yes	yes	0	Landing area — identify most suitable field or surface within glide range	IDENTIFIED		
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	2	engine-failure-in-flight-3	action	yes	yes	0	Fuel selector — confirm not accidentally moved to OFF	BOTH		
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	3	engine-failure-in-flight-4	action	yes	yes	0	Mixture	RICH		
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	4	engine-failure-in-flight-5	action	yes	yes	0	Throttle — advance to full; check for partial power recovery	FULL; MONITOR RESPONSE		
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	5	engine-failure-in-flight-6	action	yes	yes	0	Ignition — cycle through LEFT and RIGHT individually to check for magneto failure	BOTH; CYCLE IF NO RESPONSE		
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	6	engine-failure-in-flight-7	action	yes	no	0	Fuel quantity — verify remaining on both gauges; rule out fuel exhaustion	CONFIRMED FUEL REMAINING		
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	7	engine-failure-in-flight-8	action	yes	no	0	Restart attempt — if probable cause identified, correct and retry before committing to forced landing	ATTEMPTED IF FEASIBLE		
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	8	engine-failure-in-flight-9	action	yes	no	0	Squawk 7700 and declare emergency — transmit position, nature, and souls on board on 121.5 MHz or current frequency	DECLARED		
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	9	engine-failure-in-flight-10	action	yes	no	0	Passenger briefing — brace position and emergency exit procedure	BRIEFED		
engine-failure-in-flight	engine_failure_in_flight	emergency	Engine Failure in Flight	10	engine-failure-in-flight-11	action	yes	no	0	If engine does not restart — execute forced landing procedure	PROCEED TO FORCED LANDING		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	0	engine-fire-in-flight-1	action	yes	yes	0	Mixture	IDLE CUT-OFF — cut fuel to engine immediately		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	1	engine-fire-in-flight-2	action	yes	yes	0	Fuel selector	OFF		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	2	engine-fire-in-flight-3	action	yes	yes	0	Throttle	CLOSE		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	3	engine-fire-in-flight-4	action	yes	yes	0	Master and alternator switches	OFF		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	4	engine-fire-in-flight-5	action	yes	yes	0	Cabin heat and air vents — close all cockpit airflow paths to deny fire fresh air into cabin	CLOSED		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	5	engine-fire-in-flight-6	action	yes	no	0	Airspeed — increase toward maneuvering speed if fire persists; airflow may extinguish fire	INCREASED IF FIRE PERSISTS		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	6	engine-fire-in-flight-7	action	yes	no	0	Declare emergency and proceed to nearest suitable landing area without delay	MAYDAY DECLARED; LANDING AREA SELECTED		
engine-fire-in-flight	engine_fire_in_flight	emergency	Engine Fire in Flight	7	engine-fire-in-flight-8	action	yes	no	0	Seat belts — all occupants secured and braced	SECURE		
engine-fire-ground	engine_fire_ground	emergency	Engine Fire on Ground	0	engine-fire-ground-1	action	yes	yes	0	Throttle — advance briefly to attempt to draw fire back through induction, then close	ADVANCED BRIEFLY THEN CLOSED		
engine-fire-ground	engine_fire_ground	emergency	Engine Fire on Ground	1	engine-fire-ground-2	action	yes	yes	0	Mixture	IDLE CUT-OFF		
engine-fire-ground	engine_fire_ground	emergency	Engine Fire on Ground	2	engine-fire-ground-3	action	yes	yes	0	Fuel selector	OFF		
engine-fire-ground	engine_fire_ground	emergency	Engine Fire on Ground	3	engine-fire-ground-4	action	yes	yes	0	Ignition	OFF		
engine-fire-ground	engine_fire_ground	emergency	Engine Fire on Ground	4	engine-fire-ground-5	action	yes	yes	0	Master switch	OFF		
engine-fire-ground	engine_fire_ground	emergency	Engine Fire on Ground	5	engine-fire-ground-6	action	yes	yes	0	Evacuate — all occupants exit immediately and move upwind to safe distance	EVACUATED UPWIND		
engine-fire-ground	engine_fire_ground	emergency	Engine Fire on Ground	6	engine-fire-ground-7	action	yes	no	0	Fire extinguisher — use on engine if accessible and fire is not endangering personnel	USED IF SAFE TO DO SO		
engine-fire-ground	engine_fire_ground	emergency	Engine Fire on Ground	7	engine-fire-ground-8	action	yes	no	0	Emergency services — call fire/rescue; do not re-enter aircraft if fire persists	CALLED		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	0	electrical-fire-1	action	yes	yes	0	Master switch	OFF — remove all power from bus		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	1	electrical-fire-2	action	yes	yes	0	All electrical switches	OFF — cycle all off before any power restoration		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	2	electrical-fire-3	action	yes	yes	0	Vents — open fresh-air vents to ventilate cockpit and clear smoke	OPEN		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	3	electrical-fire-4	action	yes	no	0	Fire extinguisher — use if source is visible and accessible; aim at base of flame	USED AS NEEDED		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	4	electrical-fire-5	action	yes	no	0	Master switch — if flight requires electrical power, restore; turn equipment on one item at a time, watching for recurrence	RESTORED SELECTIVELY IF ESSENTIAL		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	5	electrical-fire-6	action	yes	no	0	Avionics master — leave OFF unless essential for navigation or ATC communication	OFF UNLESS ESSENTIAL		
electrical-fire	electrical_fire	emergency	Electrical Fire / Smoke in Cockpit	6	electrical-fire-7	action	yes	no	0	Land as soon as practicable — declare emergency; do not continue flight with unresolved electrical fire or smoke	LANDING INITIATED		
oil-system-malfunction	oil_system_malfunction	emergency	Loss of Oil Pressure	0	oil-system-malfunction-1	action	yes	yes	0	Oil pressure gauge — confirm reading; cross-check oil temperature for simultaneous rise indicating real oil loss vs. gauge failure	CONFIRMED LOW		
oil-system-malfunction	oil_system_malfunction	emergency	Loss of Oil Pressure	1	oil-system-malfunction-2	action	yes	yes	0	Throttle — reduce power to minimum required for continued flight	REDUCED		
oil-system-malfunction	oil_system_malfunction	emergency	Loss of Oil Pressure	2	oil-system-malfunction-3	action	yes	yes	0	Nearest suitable landing area — identify and proceed toward it without delay	IDENTIFIED AND PROCEEDING		
oil-system-malfunction	oil_system_malfunction	emergency	Loss of Oil Pressure	3	oil-system-malfunction-4	action	yes	yes	0	Treat engine as potentially seconds from seizure if pressure is zero and temperature is rising — do not delay landing	LANDING PRIORITY CONFIRMED		
oil-system-malfunction	oil_system_malfunction	emergency	Loss of Oil Pressure	4	oil-system-malfunction-5	action	yes	no	0	ATC — advise of situation; squawk 7700	ADVISED		
oil-system-malfunction	oil_system_malfunction	emergency	Loss of Oil Pressure	5	oil-system-malfunction-6	action	yes	no	0	Forced landing — execute before engine failure if pressure cannot be restored; a controlled power-on landing is preferable to a power-off arrival	EXECUTING IF NOT RESTORED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	0	forced-landing-1	action	yes	yes	0	Best glide airspeed — establish and maintain per POH	ESTABLISHED PER POH		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	1	forced-landing-2	action	yes	yes	0	Landing area — select largest, smoothest surface available into the wind; avoid power lines, fences, ditches, and sloped terrain	SELECTED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	2	forced-landing-3	action	yes	no	0	Squawk 7700 and declare Mayday — transmit aircraft type, position, nature of emergency, and souls on board on 121.5 MHz or current frequency	DECLARED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	3	forced-landing-4	action	yes	no	0	ELT — activate manually if time permits	ACTIVATED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	4	forced-landing-5	action	yes	no	0	Passenger briefing — brace position, seat belts tight, door unlatched before touchdown	BRIEFED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	5	forced-landing-6	action	yes	no	0	Flaps — deploy incrementally when landing is assured; full flaps for shortest roll-out if obstacle clearance is not a factor	SET AS REQUIRED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	6	forced-landing-7	action	yes	yes	0	Fuel selector	OFF ON SHORT FINAL		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	7	forced-landing-8	action	yes	yes	0	Mixture	IDLE CUT-OFF ON SHORT FINAL		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	8	forced-landing-9	action	yes	yes	0	Ignition	OFF JUST BEFORE TOUCHDOWN		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	9	forced-landing-10	action	yes	yes	0	Master switch — OFF just before touchdown, unless ELT is transmitting via aircraft power	OFF		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	10	forced-landing-11	action	yes	yes	0	Doors — unlatch prior to touchdown to prevent jamming in a deformed airframe	UNLATCHED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	11	forced-landing-12	action	yes	no	0	Touchdown attitude — minimum airspeed, tail-low; absorb impact through landing gear rather than nose-first	TAIL-LOW AT MINIMUM SPEED		
forced-landing	forced_landing	emergency	Forced Landing (Power-Off)	12	forced-landing-13	action	yes	no	0	Post-landing — exit aircraft upwind; move well clear; activate ELT if not already transmitting	EVACUATED UPWIND