Erroneous Mach Target Indicator on PFD (only for aircrafts equipped with DBUS) – A320
Issue: When the flight crew utilizes DBUS, the backup Mach target displayed on the right side of the speed tape…
Erroneous Detection of Engine Fuel Leak – A320
This post must be studied as a part of Fuel Leak procedure. Pls check applicability of this temporary abnormal behavior…
Erroneous Activation of Cabin Pressure Warning Lights without Residual Differential Pressure – A320
Issue: Upon touchdown, CPC automatically activates the outflow valve to reduce the differential pressure, even when both packs are operational.…
Are you using New Runway option in FMS correctly? – A320
Issue This post is part of A320 Temporary Abnormal Behaviors of FMS. This is to flag the issue which may…
Loss of FMS prediction in Low Density of Airports – A320
Issue: This if vary rare situation but has been identified in recent years. There may be repetitive loss of predictions…
Erroneous Trajectory in HDG (TRK) Mode for Procedures with Turn Direction on a leg with Altitude Termination – A320
As automation increases, pilots are faced with more demanding tasks in actively monitoring flight path. In some very specific operational…
Erroneous Fuel Prediction in case of Descent with Two Altitude Constraints – A320
Issue There are occasions when a flight plan has two or more altitude constraints for descent. These constraints can be…
“CHECK WEIGHT” MESSAGE ON MCDU – A320
The “CHECK WEIGHT” message on the MCDU of an Airbus A320 indicates a discrepancy between the gross weight (GW) computed…
Unexpected switch of Speed Target when RTA is used – A320
Issue When altering the Vapp entry or adjusting altitude constraints, the Flight Plan (F-PLN) profile undergoes a re-computation. If the…
Unexpected G/S Mode Armed – A320
Issue: As the wording suggests, the condition arises when ‘G/S’ is displayed as armed on the FMA despite not being…