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.
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Automatic Transmission – If Equipped
The shift lever must be in the PARK or NEUTRAL position before you can start
the engine. Apply the brakes before shifting to any driving gear.
NOTE: You must press the brake pedal before shifting ...
ESC Activation/Malfunction Indicator Light AndESC OFF Indicator Light
The ESC Activation/Malfunction Indicator Light in the instrument cluster will
come on when the ignition switch is turned to the MAR (ACC/ON/RUN) position for
four seconds. If the ESC Activation/ ...