2018 KIA OPTIMA HYBRID engine

477
Features of your vehicle
Check AEB system (if equipped)
This warning message illuminatesif there is a malfunction with the
Autonomous Emergency Braking
(AEB) system. In this case, have
your vehicle be inspected by an
authorized Kia dealer.
❈ For more details, refer to
“Autonomous Emergency Braking
(AEB) system” in chapter 6.
Check device in wireless charger
(if equipped)
If a smart phone is still left on the
wireless charging pad unattended,
even when the ignition is in ACC
OFF and the instrument panel's one
time driving information mode has
finished, a warning message will light
up on the instrument panel.
❈ For more details, refer to “Smart
Phone Wireless Charger” in this
chapter.
Check Active Air Flap System
This warning message illuminates in
the following situations:
- There is a malfunction with the
actuator flap
- There is a malfunction with the actuator air flap controller
- The air flap does not open
When all of the above conditions are
fixed, the warning will disappear.
Check Hybrid system
This warning message illuminates
when there is a problem with the
hybrid control system.
Refrain from driving when the warn-
ing message is displayed.
In this case, have your vehicle
inspected by an authorized Kia deal-
er.
Check Hybrid system. Turn off engine.
This warning message illuminates
when there is a problem with the
hybrid system. The “ ” indicator
will blink and a warning chime will
sound until the problem is solved.
In this case, have your vehicle inspect-
ed by an authorized Kia dealer.
Check Hybrid system. Do notstart engine.
This warning message illuminates
when the hybrid battery power
(SOC) level is low. A warning chime
will sound until the problem is solved.
In this case, have your vehicle
inspected by an authorized Kia deal-
er.

479
Features of your vehicle

Press the Engine Start/Stop button
and put the shift lever in P(Park). In
the User Settings Mode, select
Driving Assist, Coasting Guide, and
then On to turn on the system.
Cancel the selection of coasting
guide to turn off the system. For the
explanation of the system, press and
hold the [OK] button.
To activate the system, take the fol-
lowing procedures. Enter your desti-
nation information on the navigation
and select the driving route. Select
the ECO mode in the Integrated
Driving Control System. Then, satisfy
the following.
- The driving speed should be
between 37 mph (60 km/h) and 99
mph (160km/h).
❈ The operating speed may vary due
to difference between instrument
cluster and navigation effected by
tire inflation level.Unplug vehicle to start
(Plug-in hybrid)
The message is displayed when you
start the engine without unplugging
the charging cable. Unplug the
charging cable, and then start the
vehicle.
Remaining charge time(Plug-in hybrid)
The message is displayed to notify
the remaining time to fully charge the
battery.
Shift to P to charge (Plug-in hybrid)
The message is displayed when the
charging connector is plugged with
the shift lever in R (Reverse), N
(Neutral) or D (Drive). Move the shift
lever to P (Park) and re-start the
charging process.

Features of your vehicle
82
4
Warning lights
✽
✽
NOTICE - Warning lights
Make sure that all warning lights
are OFF after starting the engine. If
any light is still ON, this indicates a
situation that needs attention.
Hybrid system warning
light
This warning light illuminates:
when there is a malfunction with the
hybrid system.
In this case, have the vehicle
inspected by an authorized Kia deal-
er.
Air bag Warning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It illuminates for approximately 6seconds and then goes off.
When there is a malfunction with the SRS.
In this case, have your vehicle
inspected by an authorized Kia
dealer.
Seat Belt Warning Light
This warning light informs the driver
that the seat belt is not fastened.
❈ For more details, refer to the “Seat
Belts” in chapter 3.
WARNING AND INDICATOR LIGHTS

483
Features of your vehicle
Parking Brake & BrakeFluid Warning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It illuminates for approximately 3seconds
- It remains on if the parking brake is applied.
When the parking brake is applied.
When the brake fluid level in the reservoir is low.
- If the warning light illuminateswith the parking brake released, it
indicates the brake fluid level in
reservoir is low. If the brake fluid level in the reservoir
is low:
1. Drive carefully to the nearest safe
location and stop your vehicle.
2. With the engine stopped, check the brake fluid level immediately
and add fluid as required (For
more details, refer to “Brake Fluid”
in chapter 8).
Then check all brake components
for fluid leaks. If any leaks in the
brake system are still found, the
warning light remains on, or the
brakes do not operate properly, do
not drive the vehicle.
In this case, have your vehicle
towed to an authorized Kia dealer
and inspected. Dual-diagonal braking system
Your vehicle is equipped with dual-
diagonal braking systems. This
means you still have braking on two
wheels even if one of the dual sys-
tems should fail.
With only one of the dual systems
working, more than normal pedal
travel and greater pedal pressure are
required to stop the vehicle.
Also, the vehicle will not stop in as
short a distance with only a portion
of the brake system working.
If the brakes fail while you are driv-
ing, shift to a lower gear for addition-
al engine braking and stop the vehi-
cle as soon as it is safe to do so.
Driving the vehicle with a warning
light ON is dangerous. If the Parking
Brake & Brake Fluid Warning Light
illuminate with the parking brake
released, it indicates that the brake
fluid level is low.
In this case, have your vehicle
inspected by an authorized Kia deal-
er.

Features of your vehicle
84
4
Anti-lock Brake System
(ABS) Warning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It illuminates for approximately 3seconds and then goes off.
When there is a malfunction with the ABS (The normal braking sys-
tem will still be operational without
the assistance of the anti-lock
brake system).
In this case, have your vehicle
inspected by an authorized Kia
dealer.
Electronic
Brake forceDistribution(EBD) SystemWarning Light
These two warning lights illuminate at
the same time while driving:
When the ABS and regular brake system may not work normally.
In this case, have your vehicle
inspected by an authorized Kia
dealer.
WARNING - Electronic
Brake force Distribution
(EBD) System Warning Light
When both ABS and Parking
Brake & Brake Fluid Warning
Lights are on, the brake system
will not work normally and you
may experience an unexpected
and dangerous situation during
sudden braking thereby
increasing the risk of a crash
and injury. In this case, avoid
high speed driving and abrupt
braking. Have your vehicle
inspected by an authorized Kia
dealer as soon as possible.

485
Features of your vehicle
✽
✽NOTICE- Electronic Brake
force Distribution (EBD)
System Warning Light
When the ABS Warning Light is on
or both ABS and Parking Brake &
Brake Fluid Warning Lights are on,
the speedometer, odometer, or trip-
meter may not work. Also, the EPS
Warning Light may illuminate and
the steering effort may increase or
decrease.
In this case, have your vehicle inspect-
ed by an authorized Kia dealer as
soon as possible.
Regenerative Brake Warning Light
This warning light illuminates :
When the regenerative brake does
not operate and the brake does not
perform well. This causes the Brake
Warning light (red) and Regenerative
Brake Warning Light (yellow) to illu-
minate simultaneously.
In this case, drive safely and have
your vehicle inspected by an author-
ized Kia dealer.
Electronic PowerSteering (EPS) WarningLight
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It remains on until the engine isstarted.
When there is a malfunction with the EPS.
In this case, have your vehicle
inspected by an authorized Kia
dealer.(yellow color)
(red color)

Features of your vehicle
86
4
Malfunction Indicator
Lamp (MIL)
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It remains on until the engine isstarted.
When there is a malfunction with the emission control system.
In this case, have your vehicle
inspected by an authorized Kia
dealer.
Charging System
Warning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It remains on until the engine isstarted.
When there is a malfunction with either the alternator or electrical
charging system.
If there is a malfunction with either
the alternator or electrical charging
system:
1.Drive carefully to the nearest safe location and stop your vehicle.
2.Turn the engine off and check the alternator drive belt for looseness
or breakage.
If the belt is adjusted properly,
there may be a problem in the elec-
trical charging system.
In this case, have your vehicle
inspected by an authorized Kia
dealer as soon as possible.
CAUTION - Catalytic
Converter Damage
If the Malfunction Indicator Lamp (MIL) illuminates, poten-tial catalytic converter damageis possible which could result inloss of engine power.
In this case, have your vehicleinspected by an authorized Kiadealer as soon as possible.
CAUTION - Malfunction
Indicator Lamp (MIL)
Driving with the Malfunction Indicator Lamp (MIL) on maycause damage to the emissioncontrol systems which couldaffect drivability and/or fueleconomy.

487
Features of your vehicle
Engine Oil PressureWarning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It remains on until the engine isstarted.
When the engine oil pressure is low.
If the engine oil pressure is low:
1.Drive carefully to the nearest safe location and stop your vehicle.
2.Turn the engine off and check the engine oil level (For more details,
refer to “Engine Oil” in chapter 8). If
the level is low, add oil as required.
If the warning light remains on after
adding oil or if oil is not available,
have your vehicle inspected by an
authorized Kia dealer as soon as
possible. If the warning light stays on while the
engine is running, it indicates that
there may be serious engine dam-
age or malfunction. In this case,
1. Stop the vehicle as soon as it is
safe to do so.
2. Turn off the engine and check the oil level. If the oil level is low, fill the
engine oil to the proper level.
3. Start the engine again. If the warn- ing light stays on after the engine
is started, turn the engine off
immediately. In this case, have
your vehicle inspected by an
authorized Kia dealer.
Low Tire Pressure
Warning Light
This warning light illuminates:
Once you set the Engine Start/Stop Button to the ON posi-
tion.
- It illuminates for approximately 3seconds and then goes off.
When one or more of your tires are significantly underinflated.
❈ For more details, refer to “Tire
Pressure Monitoring System
(TPMS)” in chapter 7.
CAUTION - Engine
damage
If the engine is not stopped
immediately after the engine oilpressure warning light is illumi-nated and stays on while theengine is running, seriousengine damage may result.