JAC J2 - Page 140



Maintenance Manual for J2 Sedan
Electrical Part of Engine
139
■ If the vehicle is not used for a long time, the cathode terminal of battery should be disconnected.
■ Check
charging
condition
of
battery.
3. Check
1)
Visual
inspect
■ Check
terminals
of
battery for
damage and electrolyte leakage.
If
any,
replace.
2)
V
oltage
inspection: Inspect
batter
for proper
voltage. (The
following parameters
is
for reference
only)
①
 If U>13.2V, inspect
the
electrical system.
②

If
12.5V<U<12
.9V
,
the
system
is
normal.
③

If
11V<U<12.4V,
inspect
charging
system.
④
 If U<11V, the battery is damaged or
the charging system has trouble. Please inspect charging
system and battery.
4.
Dismantlement
and
installation
1) Dismantlement
■ The ignition switch should
be t
urned to
the
“OFF” position.
①

Disconnect
the
negative
terminal.
②

Dismount the
positive
terminal
of
battery and
the fixed bolts of battery pressure plate, and
then take off the
pressure plate.
③
 T
ake
off
the
battery.
④
 T
ake
off
the
bracket
of
battery.
Fig. 3.2.002
Fig.3.2.001