2020 KIA OPTIMA fuel

Features of your vehicle
34
4
Emergency fuel filler lid release
If the fuel filler lid does not open
using the remote fuel filler lid
release, you can open it manually.
Remove the panel in the cargo area.
Pull the handle out slightly.
CAUTION
Do not pull the handle exces-
sively, otherwise the luggagearea trim or release handle maybe damaged.
OJFH045023

435
Features of your vehicle
Opening the fuel filler lid
The fuel filler lid must be opened
from inside the vehicle by pressing
the fuel filler lid opener button.
✽ ✽NOTICE
If the fuel filler lid does not open
because ice has formed around it,
tap lightly or push on the lid to
break the ice and release the lid. Do
not pry on the lid. If necessary,
spray around the lid with an
approved de-icer fluid (do not use
radiator anti-freeze) or move the
vehicle to a warm place and allow
the ice to melt.
Wait until the fuel tank is depressur-
ized. The message is displayed when
the fuel filler lid opens after the fuel
tank is depressurized.
✽ ✽NOTICE
• It may take up to 20 seconds to
open fuel filler door.
• When the fuel filler door is frozen and does not open after 20 seconds
at freezing temperature, slightly
tap the fuel filler door and then
attempt to open it.
FUEL FILLER LID (PLUG-IN HYBRID)
OJFHP048021L
OJFHP048601L
OJFHP048602L

Features of your vehicle
36
4
1. Stop the engine.
2. To open the fuel filler lid, push the
fuel filler lid opener button.
3. Pull open the fuel filler lid (1).
4. To remove the cap, turn the fuel filler cap (2) counterclockwise(3).
5. Refuel as needed.
✽ ✽ NOTICE
• Add fuel into the fuel tank within
20 minutes after opening the fuel
filler lid. After 20 minutes, the fuel
tank may shut off, causing fuel to
overflow. In this case, re-press the
fuel filler lid opening button.
• Close the fuel filler lid after fuel- ing the vehicle. If you start the
vehicle with the fuel filler lid
opened, the message, “Check fuel
door”, illuminates on the LCD dis-
play.
OJF048405L
CAUTION
Do not leave the fuel filler door
open for an extended period oftime. Doing so may cause thebattery to discharge.
WARNING
Do not refuel the vehicle while
charging the high voltage
hybrid battery. Doing so may
cause a fire or an explosion due
to static electricity.

437
Features of your vehicle
Closing the fuel filler lid
1. To install the cap, turn it clockwiseuntil it “clicks” once. This indicates
that the cap is securely tightened.
2. Close the fuel filler lid and push it in lightly making sure that it is
securely closed.
✽ ✽NOTICE - Refueling
Do not "top off" after the nozzle
automatically shuts off when refuel-
ing. If pressurized fuel sprays out, it
can cover your clothes or skin and
subject you to the risk of fire and
burns. Always remove the fuel cap
carefully and slowly. If the cap is
venting fuel or if you hear a hissing
sound, wait until the condition stops
before completely removing the cap.
✽ ✽NOTICE
Always check that the fuel cap is
installed securely to prevent fuel
spillage in the event of an accident.
Emergency fuel filler lid release
If the fuel filler lid does not open
using the remote fuel filler lid
release, you can open it manually.
Remove the panel in the cargo area.
Pull the handle out slightly.
In this case, slowly open the fuel tank
cap, because the fuel tank may be
highly pressurized. If fuel leaks out,
or if air hisses out, wait until it disap-
pears, open the fuel tank cap, and
slowly refuel the vehicle. If you quick-
ly pour fuel into the fuel tank, the fuel
may overflow out of the fuel tank.
CAUTION
Do not pull the handle exces-
sively, otherwise the luggagecompartment area trim orrelease handle may be damaged.
OJFH045023

453
Features of your vehicle
INSTRUMENT CLUSTER
OJFHP048101C/OJFHP048603C
1. Hybrid system gauge
2. Fuel gauge
3. Speedometer
4. Warning and indicator lights
5. LCD display (including Trip computer)
6. Battery SOC (State of Charge) gauge
■ ■
For Plug in Hybrid
■ ■ For Hybrid
❈The actual cluster in the vehicle may differ
from the illustration.
For more details, refer to the “Gauges” in
this chapter.

Features of your vehicle
56
4
Hybrid System Gauge
The hybrid system gauge indicates
whether the current driving condition
is fuel efficient or not.
CHARGE : Shows that the energy
made by the vehicle is
being converted to
electrical energy.
(Regenerated energy)
ECO : Shows that the vehicle is being driven in an Eco-
friendly manner.
POWER : Shows that the vehicle is exceeding the Eco-
friendly range.
✽ ✽NOTICE
Based on the hybrid system gauge,
the "EV" indicator comes on or off.
- "EV" indicator ON : Vehicle is
using the electric motor or the
gasoline engine is stopped.
- "EV" indicator OFF : Vehicle is using the gasoline engine.
OJFHP048374L
WARNING - Hot radiator
Never remove the radiator cap
when the engine is hot. The
engine coolant is under pres-
sure and could cause severe
burns. Wait until the engine is
cool before adding coolant to
the reservoir.

457
Features of your vehicle
Hybrid Battery SOC (State of Charge) Gauge
This gauge indicates the remaining
hybrid battery power. If the SOC is
near the “L (Low)” level, the vehicle
automatically operates the engine to
charge the battery. However, if the Service Indicator ( )
and Malfunction Indicator Lamp (MIL)
( ) turns on when the SOC gauge is
near the “L (Low)” level, have your
vehicle inspected by an authorized
Kia dealer.
✽ ✽
NOTICE
Never try to start the vehicle if the
fuel tank is empty. In this condition,
the engine cannot charge the high
voltage battery of the hybrid system.
If you try to start the vehicle when
the fuel is empty, the high voltage
battery will become discharged and
be damaged.
Plug-in hybrid mode indicator

: The high-voltage(hybrid) battery is
used to drive the
vehicle.

:The high-voltage
(hybrid) battery and
gasoline engine is
used to drive the
vehicle.
A corresponding message is displayed
to indicate the selected mode.
OJFHP048420N
OJFHP048421N
OJFH045375
OJFHP046487N
■ for Hybrid
■for Plug-in Hybrid
OJFHP048634L/OJFHP048633L

Features of your vehicle
58
4
Fuel Gauge
This gauge indicates the approxi-
mate amount of fuel remaining in the
fuel tank.
✽ ✽
NOTICE
• The fuel tank capacity is given in
chapter 8.
• The fuel gauge is supplemented by a low fuel warning light which will
illuminate when the fuel tank is
nearly empty.
• On inclines or curves, the fuel gauge pointer may fluctuate or the
low fuel warning light may come
on earlier than usual due to the
movement of fuel in the tank.
✽ ✽ NOTICE - Fuel gauge
Running out of fuel can expose vehi-
cle occupants to danger. You must
obtain additional fuel as soon as pos-
sible after the warning light comes
on or when the gauge indicator
comes close to the "E (Empty)"
level.
✽ ✽NOTICE
Fuel display may not be accurate if
the vehicle is on an incline.
CAUTION- Low fuel
Avoid driving with an extremely
low fuel level. Running out offuel could cause the engine tomisfire damaging the catalyticconverter.
OJF045105