___________________________________________ C_h_e_c_k_i_n~g_ a_n_d_ f_i_ll_i_n_g __ _
Fast charging the battery (charging rate above 14 .8
Volts)
For technical reasons do not use a battery charge r that uses voltage
greater than 14.8 Volts to charge your vehicle's battery.
& WARNING
Charging a battery can be dangerous.
• Always follow the ope rat ing instructions provided by the
battery charger manufacturer when charging your battery .
• Never charge a frozen battery. It may explode because of gas
trapped in the ice . Allow a frozen battery to thaw out first .
• Do not reuse batteries which were frozen . The battery housing
may have cracked and weakened when th e batter y froze.
• Charge the battery in a well ventilated area. Keep away from
open flame or electr ical spark. Do not smoke . Hydrogen gas gen er-
ated by the battery is explosive.
• To reduce the danger of explo sion, never conne ct or disconnect
charger cables while the charger is operating.
• Fast charging a battery is dangerous and should only be
attempted by a competent te chnician with the proper equipment.
• Battery acid that may spill during charging should be washed
off with a s olution of warm water and baking soda to neutralize
the acid.
0 Note
Never use a fast charger as a booster to start the eng ine. This will seri-
ous ly damage sens itive elect ronic components, such as control units,
re lays, rad io, etc., as well as the battery charger. •
Safety first
Battery replacement
The ne w ba t tery must have the same spe cifications and
dimensions as the original equipment battery.
Inte lligent energy management in your veh icle is responsible for
dist ributing the ele ct rical ene rgy t hroughout your veh icle
~
page 235. The intelligent energy management system will keep
t he eng ine batt ery cha rged better t hen vehicles wit hou t t his system.
To make sure the addit ional electrical energy is available once again
after you have changed t he bat te ry, we recommend t hat you inst all
batter ies of the same type and ma nufacture only (the same as t hose
installe d at the time your vehicle was delivere d). Specifications a re
listed on the battery ho us ing. Your author ized Audi dealer will the n
code the battery management control unit .
If it is no t poss ible to use a batte ry of t his ty pe, the new ba tt ery mus t
have the same capac ity, voltage (12 volts), amperage, construction
and plug sea ling.
Whe n installing the battery, make sure the ignit ion and a ll electr ical
cons umers are turned off.
0 Note
Make sure the venti lation hose on the side of the battery is
connected, otherwise fumes or battery acid can leak out.
<£' For the sake of the environment
Because of the probl e m of prope r disposal of a batte ry, we recom-
mend your author ized Audi dealer change the battery for you.
Batte ries cont ain sulfu ric acid a nd lead a nd must always be d ispose d
of properly in compliance wit h all environmental regulat ions.
Dispos ing of vehicle bat t er ies imp roperly is very dangero us t o the
environment . •
Vehicle care Technical data
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