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:
Transmitter Battery Replacement
NOTE: Perchlorate Material – special handling may apply.
See www.dtsc.ca.gov/hazardouswaste/perchlorate The recommended replacement battery
is CR2032.
1. Press the mechanical key release button a ...
21. Electronic Stability Control OFF (ESC OFF)Indicator Light
This light indicates the Electronic Stability Control system (ESC) has been turned
off by the driver. ...
Main beam headlights
To change the bulb, remove the protective cover (1), release the catch (A) and
remove the bulb (B). ...