Kia Optima 2017, Owner'S Manual, Page: 650 / 776

Battery capacity label
Example
OUM074113L
❈
The actual battery label in the vehi‐
cle may differ from the illustration.
1. AGM90L-DIN: The Kia model name
of battery
2. 90Ah(20HR): The nominal capacity
(in Ampere hours)
3. 170RC: The nominal reserve capaci‐
ty (in min.)
4. 12V: The nominal voltage
5. 850CCA (SAE): The cold-test cur‐
rent in amperes by SAE
6. 680A: The cold-test current in am‐
peres by EN
Battery recharging
Your vehicle has a maintenance-free,
calcium-based battery.
• If the battery becomes discharged in
a short time (because, for example,
the headlights or interior lights were
left on while the vehicle was not in
use), recharge it by slow charging
(trickle) for 10 hours.
• If the battery gradually discharges
because of high electric load while
the vehicle is being used, recharge it
at 20-30A for two hours.
WARNING
n Recharging battery
When recharging the battery, ob‐
serve the following precautions:
• The battery must be removed
from the vehicle and placed in an
area with good ventilation.
• Do not allow cigarettes, sparks, or
flame near the battery.
(Continued)
(Continued)
• Watch the battery during charg‐
ing, and stop or reduce the charg‐
ing rate if the battery cells begin
gassing (boiling) violently or if the
temperature of the electrolyte of
any cell exceeds 49 °C (120 °F).
• Wear eye protection when check‐
ing the battery during charging.
• Disconnect the battery charger in
the following order.
1. Turn off the battery charger
main switch.
2. Unhook the negative clamp from
the negative battery terminal.
3. Unhook the positive clamp from
the positive battery terminal.
WARNING
• Before performing maintenance or
recharging the battery, turn off all
accessories and stop the engine.
• The negative battery cable must
be removed first and installed last
when the battery is disconnected.
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Maintenance
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