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Microsoft Flight Simulator 7 min read

How do you fly the Cessna Citation CJ4 in MSFS 2024?

Ian Stephens
In short

Learn how to fly the Citation CJ4 in MSFS 2024, from cold start and FMS setup to autopilot, descent, ILS approach and landing.

To fly the Citation CJ4 in MSFS 2024, load or enter the route, calculate take-off speeds, start both engines, use flaps 15 for take-off, hand-fly the initial climb, then engage NAV and FLC or VS. Manage thrust manually because there is no autothrottle, configure early for approach, and land at the FMS-computed VREF.

The CJ4 is a fast, clean business jet with Collins-style avionics. Its systems are less complex than a large airliner, but speed control demands more attention because the autopilot moves the flight controls, not the thrust levers.

What should you set up before engine start?

Build the IFR route, inspect every leg and enter the performance data before starting the engines. You can create the route outside the cockpit using our MSFS flight-planning procedure, but always confirm that the route actually appears in the CJ4 FMS.

  1. Choose the departure and arrival: Select runways appropriate for the wind, then add the SID, STAR and approach. Check that those procedures connect sensibly to the en-route section.
  2. Initialise the FMS: Confirm the aircraft position, origin, destination and route. Remove route discontinuities only when the legs on either side should genuinely connect.
  3. Check the active leg: The first active waypoint should be ahead of the aircraft. An incorrect direct-to or a waypoint behind the aeroplane can make NAV turn the wrong way after take-off.
  4. Enter performance data: Confirm fuel, weights, runway information and any required reserves. Set V1, VR, V2 and approach speeds from the aircraft's performance pages or checklist rather than reusing fixed speeds from another flight.
  5. Set the initial clearance: Preselect the first altitude, place the heading bug on the runway heading and check that the navigation source shows FMS1 for flight-plan tracking.

If manual route entry is unfamiliar, our explanation of route-entry and flight-management logic covers active legs, discontinuities, departures, arrivals and approach activation.

How do you start the CJ4 from cold and dark?

A runway start gives you an operating aircraft; at a parking stand, begin with the parking brake set and both thrust levers in cut-off. Hardware throttle bindings can interfere with the cut-off position, so use the cockpit levers temporarily if an engine refuses to start.

  1. Apply electrical power: Switch on the battery, confirm that the displays initialise and use ground power if it is available and wanted.
  2. Prepare for engine start: Set the beacon, verify that the intake area is clear and confirm that the thrust levers remain in cut-off.
  3. Start one engine: Select the engine starter, confirm N2 rotation, then introduce fuel by moving that thrust lever to idle at the point specified by the cockpit checklist.
  4. Monitor the start: Watch ITT, N2 and oil pressure. Cut off the fuel if there is no rotation, no light-off or an excessive temperature rise.
  5. Start the other engine: Repeat the process, then check electrical generation, hydraulics and stable idle indications.
  6. Configure for taxi: Set take-off trim, select flaps 15, test the flight controls and brakes, and confirm the flight director, altitude and navigation source.

How do you take off and use the CJ4 autopilot?

Use the calculated V-speeds, advance both thrust levers smoothly to take-off power and verify the engine indications before releasing the brakes. Rotate at VR towards roughly 10 degrees nose-up, establish a positive climb, retract the landing gear and follow the flight director.

Retract flaps only after accelerating above the appropriate retraction speed. Engage the autopilot once the aeroplane is stable and correctly trimmed; do not use it to rescue a badly controlled departure.

ModeWhat it controlsWhat the pilot must manage
HDGTurns towards and holds the heading bugAltitude, speed and thrust
NAVTracks the active FMS legCorrect source, active leg, speed and altitude
FLCUses pitch to maintain selected airspeed while changing altitudeThrust and the selected altitude
VSMaintains the selected vertical speedAirspeed, thrust and altitude capture
ALTCaptures or holds altitudeThrust and airspeed
APPRCaptures an armed localiser and glideslopeApproach setup, thrust, configuration and landing

For a normal climb, select the cleared altitude, choose a suitable FLC speed and add climb thrust. FLC cannot create energy: if the nose drops or the aircraft will not climb, check that sufficient thrust is set and that the selected speed is realistic.

Observe the 250-knot restriction below 10,000 feet where applicable, then use the planned climb schedule. At cruise altitude, reduce thrust before the aircraft exceeds its target Mach number. There is no autothrottle to correct speed for you; our discussion of manual-thrust jet handling and speed control explains why this catches out pilots moving up from piston aircraft.

How do you descend and land the CJ4?

Start down early because the CJ4 accelerates readily and loses speed slowly when clean. A useful first estimate is three nautical miles for every 1,000 feet to lose, with extra distance for slowing, vectors and wind.

  1. Review the arrival: Check altitude and speed restrictions, expected runway, approach minima and missed-approach altitude.
  2. Set a lower altitude: The autopilot will not descend through the altitude selected on the panel. Set the next cleared altitude before commanding FLC, VS or an available VNAV path.
  3. Reduce thrust: In FLC descent, pitch controls the selected speed while the thrust levers determine how much energy remains. Use speed brakes only within their limitations and stow them before landing.
  4. Prepare the approach: Load and activate the correct procedure, confirm the inbound course and verify the navigation source. For an ILS, confirm the localiser frequency and do not assume that automatic NAV-to-NAV transfer has occurred.
  5. Slow and configure: Select flaps and landing gear before reaching their limiting speeds. Normal landing configuration is flaps 35; use another setting only when the checklist and performance data support it.
  6. Stabilise: Hold the calculated VREF plus any appropriate wind correction. If the aircraft remains fast, high or incorrectly configured near the runway, go around rather than forcing it down.

The CJ4 can fly a coupled ILS but does not provide an airliner-style autoland. Our CJ4-specific ILS capture procedure covers localiser and glideslope arming, NAV source transfer and the common reasons the glideslope fails to capture.

Disconnect the autopilot at a safe height, keep adjusting thrust manually and make a small flare over the threshold. Bring the thrust levers to idle, touch down on the main wheels, lower the nose and use the spoiler system and wheel brakes. Do not expect airliner-style reverse thrust.

Common CJ4 failures and fixes

  • NAV will not follow the magenta line: Confirm FMS1 is selected, the correct leg is active and there is no discontinuity. Use HDG to intercept the route at a sensible angle before trying NAV again.
  • The autopilot climbs or descends unexpectedly: Check the altitude selector, armed and active modes, and the FLC speed. The flight-mode annunciator on the PFD is more reliable than assuming a button press registered.
  • The aircraft will not descend: Select a lower altitude, reduce thrust and verify that an appropriate vertical mode is active. A loaded arrival alone does not command descent.
  • The ILS localiser captures but the glideslope does not: Intercept from below, verify the frequency and course, arm APPR early enough and make sure the aircraft is not still using FMS guidance when it should be on the localiser.
  • The thrust levers move or disagree with the hardware: Remove duplicate axis assignments, disable piloting assists that manipulate power and increase the dead zone if a noisy controller is sending unwanted inputs.
  • An engine will not start: Return its thrust lever fully to cut-off, confirm electrical power and starter rotation, then repeat the checklist. Do not keep adding fuel to a stalled or overheating start.
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