µ
On vehicles with navigation system
The navigation system will also
disableitself.Thenexttimeyouturn
on the ignition switch, the system
will require you to enter a PIN
bef ore it can be used. Ref er to the
navigation system manual.
If you need to connect the battery to
a charger, disconnect both cables to
prevent damaging your vehicle’s
electrical system. Always disconnect
the negative ( ) cable first, and
reconnect it last.
If your vehicle’s battery is
disconnected or goes dead, the audio
system will disable itself . The next
timeyouturnontheradioyouwill
see ‘‘ENTER CODE’’ in the
f requency display. Use the preset
buttons to enter the code (see page
).
172
Checking the Battery
Maint enance
249
The battery gives off explosive
hydrogen gas during normal
operation.
A spark or flame can cause the
battery to explode with enough
force to kill or seriously hurt you.
Wear protective clothing and a
face shield, or have a skilled
mechanic do the battery
maintenance.
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