Part 6/9:
Amid the confusion, the cockpit's vibration meters indicated serious issues with the left-hand engine, yet the first officer relayed the wrong information. The pilots’ intense focus on their instruments, coupled with external stressors and inadequate training, led to a catastrophic misdiagnosis.
Descent and Deteriorating Conditions
By the time the first officer throttled down the wrong engine, the real issue—the left-hand engine—had devolved further into disrepair. A series of unfortunate decisions culminated in the left engine failure and, rather than recognizing their stark mistake, the pilots believed they had successfully managed the emergency.