The activation of this (amber yellow) "warning" indicates that the hands free system has detected that the battery that permits the active key (a) to communicate and turn the vehicle on is almost discharged.
Note
In this case replace as soon as possible the battery as indicated in sect. 6 - 8 "Replacing the battery in the active key".


Hands free key (hf) not recognised
High engine coolant temperatureOverhaul of cylinder head components
Cylinder heads
Remove any carbon deposits from the combustion chamber and its ducts.
Remove any scale from the coolant ducts.
Check for cracking and inspect the sealing surfaces for scoring, ridges or other
damage.
Check that the cylinder barrel mating surfaces of the cylinder head are ...
Reassembly of the tool tray
Place the tool tray unit (23) on the lateral brackets (2) and (3) by
tightening the screws (24) to 14 nm +/- 5% (sect. 3-3,
Frame torque settings).
If the handle guide (32) has been previously removed, position it on the tray
(23) and tighten the screws (34) to 20 nm
+/- 5% (sect. 3-3, Fram ...
Coolant temperature
This function indicates coolant indication state.
The temperature unit of measure can be selected (C or f).
The reading is indicated as follows:
if the reading is between - 39C and +39C "lo" is shown flashing on the
dashboard (steady);
if the reading is between +40C and +120C it appears on t ...