Mazda MX-5 Owner's Manual page 124

Before Driving
Convertible Top (Retractable Fastback)
Operation Indication
Operation Indicator Light
When illuminated
This indicates that the roof is only partially open.
When ashing
This indicates that the roof is being open/closed. (During switch operation)
When not illuminated
This indicates that the roof is open/closed fully.
NOTE
If the operation indicator light ashes quickly, there may be a system malfunction.
Consult an Authorised Mazda Repairer.
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