HANDBRAKE ON (red)
Turning the ignition key to MAR the warning light turns on, but it should go off after few seconds.
Low brake fluid level
The warning light turns on when the level of the brake fluid in the reservoir falls below the minimum level, due to possible leak in the circuit.
On certain versions the dedicated message is displayed.
If the warning light 
turns on
when traveling (on certain versions together with the message on the display) stop
the vehicle immediately and contact Fiat Dealership.
Handbrake on
The warning light turns on when the handbrake is on.
On certain versions, if the vehicle is moving the buzzer will also sound.
IMPORTANT If the warning light turns on when traveling, check that the handbrake is not engaged.
See also:
ABS intervention
When braking a slight pulsing accompanied by noise may be felt on the brake pedal
due to the action of the ABS system.
WARNING
The ABS exploits the tyre-road grip at the best, but it cannot improv ...
Fixed passenger seat
Adjusting the reclining seat back
Lift lever A-fig. 52.
...