Alfa Romeo 159 Owner's Manual page 241

Moreover, this might lead to a higher
risk of the battery electrolyte freezing
(this may even occur at –10°C). If the
car is inactive for a long period of time,
refer to "Car inactivity", in section "Cor-
rect use of the car".
The total intake of these systems (factory and after-market) must be less than 0.6 mA x Ah (of the battery) as shown in
the following table:
240
If after buying the car, you want to in-
stall electric accessories which require
permanent electric supply (alarm, etc.)
contact Alfa Romeo Authorized Services
whose qualified personnel, in addition
to suggesting the most suitable devices
available at Lineaccessori Alfa Romeo,
will evaluate the overall electric ab-
sorption, checking whether the car's
electric system is capable of withstand-
ing the load required, or whether it
should be integrated with a more pow-
erful battery.
Battery
60 Ah
70 Ah
90 Ah
In fact, since these devices continue ab-
sorbing energy even when the ignition
key is off, they gradually run down the
battery.
Maximum admitted stand-by intake
36 mA
42 mA
54 mA