Final answer:
The FAULT light accompanied with an ECAM caution message on the MODE SEL pushbutton indicates a fault in the cabin pressurization system, which could affect passenger and crew safety. Troubleshooting procedures should be followed to address the issue.
Step-by-step explanation:
The FAULT light accompanied with an ECAM caution message on the MODE SEL pushbutton in the CABIN PRESS PANEL indicates that there is a fault in the cabin pressurization system. This means that there is an issue with maintaining proper cabin pressure, which could potentially affect the safety and comfort of the passengers and crew on an aircraft.
The FAULT light accompanied with an ECAM caution message on the MODE SEL pushbutton indicates a fault in the cabin pressurization system, which could affect passenger and crew safety. Troubleshooting procedures should be followed to address the issue.
For example, if the FAULT light is illuminated and the ECAM caution message is displayed, it could be due to a failure in the cabin pressure controller or other related components. The crew should follow the correct procedures to troubleshoot the issue and ensure that the cabin pressure is maintained within safe limits.