2020 KIA OPTIMA PHEV check engine light

475
Features of your vehicle
Key not in vehicle
This warning message illuminatesif the smart key is not in the vehicle
when you press the Engine
Start/Stop Button.
It means that you should always have the smart key with you.
Key not detected
This warning message illuminatesif the smart key is not detected
when you press the Engine
Start/Stop Button.
Press start button again
This warning message illuminatesif you cannot operate the Engine
Start/Stop Button when there is a
problem with the Engine Start/Stop
Button system.
It means that you could start the engine by pressing the Engine
Start/ Stop Button once more.
If the warning illuminates each time you press the Engine
Start/Stop Button, have your vehi-
cle inspected by an authorized Kia
dealer.
Press start button with key
This warning message illuminatesif you press the Engine Start/Stop
Button while the warning message
“Key not detected” is illuminating.
At this time, the immobilizer indica- tor light blinks.
Check BRAKE SWITCH fuse
This warning message illuminatesif the brake switch fuse is discon-
nected.
It means that you should replace the fuse with a new one. If that is
not possible, you can start the
engine by pressing the Engine
Start/Stop Button for 10 seconds in
the ACC position.
Shift to P or N to start engine
This warning message illuminatesif you try to start the engine with
the shift lever not in the P (Park) or
N (Neutral) position.
✽ ✽ NOTICE
You can start the engine with the
shift lever in the N (Neutral) position;
however; we recommend that you
start the engine with the shift lever in
the P (Park) position for your safety.

Features of your vehicle
78
4
Low Fuel
This warning message illuminates if
the fuel tank is nearly empty.
Add fuel as soon as possible.
Check headlight
This warning message illuminates if
there is a malfunction (burned-out
bulb except LED lamp or circuit mal-
function) with the headlamp. In this
case, have your vehicle inspected by
an authorized Kia dealer.
✽ ✽
NOTICE
• When replacing the bulb, use the
same wattage bulb.
For more information, refer to
“BULB WATTAGE” in chapter 8.
• If different wattage bulb is equipped with the vehicle, this
warning message is not displayed.
Check High Beam Assist (HBA)
system
This warning message illuminates if
the high beam assist system has a
malfunction. In this case, have your
vehicle inspected by an authorized
Kia dealer.
Device in wireless charger (if equipped)
If a smart phone is still left on the
wireless charging pad unattended,
even when the Engine start/stop but-
ton is turned to the ACC or OFF posi-
tion. And the instrument panel's one
time driving information mode has
finished, a warning message will lit
up on the instrument panel.
❈ For more details, refer to “Smart
Phone Wireless Charger” in this
chapter.
Check Forward Collision-
avoidance Assist system (if equipped)
This warning message illuminates if there is a malfunction with the
Forward Collision-avoidance Assist
(FCA) system. In this case, have
your vehicle inspected by an
authorized Kia dealer.
❈ For more details, refer to “Forward
Collision-avoidance Assist(FCA)
system” in chapter 5.

485
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 7).
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, greater pedal pressure will
be required to stop the vehicle.
Also, the vehicle will require
increased stopping 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
88
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.

489
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 7). 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 6.
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.

4111
Features of your vehicle
Headlight leveling device
(if equipped)
Automatic type
To ensure the proper headlight beam
is used under various conditions, the
headlight beam levels are automati-
cally adjusted depending on the
number of passengers, the weight in
the trunk, and other driving condi-
tions.
✽ ✽NOTICE
If the headlight beam is irradiated
to the high or low position, have the
system be inspected by an author-
ized Kia dealer.
Do not attempt to inspect or replace
the wiring yourself.
Dynamic Bending Light (DBL)
(if equipped)
Dynamic Bending Light (DBL) uses
the steering angle and vehicle speed,
to keep your field of vision wide by
swiveling and leveling the headlamp.
Change the switch to the AUTO posi-
tion when the engine is running. The
dynamic Bending Light (DBL) will
operate when the headlamp is ON.
To turn off the DBL, change the
switch to other positions. After turn-
ing the DBL off, headlamp swiveling
no longer occurs, but leveling oper-
ates continuously. If the DBL malfunction indicator
comes on, the DBL is not working
properly. Drive to the nearest safe
location and restart the engine. If the
indicator continuously remains on,
have system be checked by an
authorized Kia dealer.
OJF045050

55
Driving your vehicle
Before entering vehicle
• Be sure that all windows, outsidemirror(s), and outside lights are
clean.
Check the condition of the tires.
Check under the vehicle for any sign of leaks.
Be sure there are no obstacles behind you if you intend to back up.
Necessary inspections
Fluid levels, such as engine oil,
engine coolant, brake fluid, and
washer fluid should be checked on a
regular basis, at the exact interval
depending on the fluid. Further
details are provided in chapter 8,
“Maintenance”.
Before starting
Close and lock all doors.
Position the seat so that all con-trols are easily reached.
Buckle your seat belt.
Adjust the inside and outside rearview mirrors.
Be sure that all lights work.
Check all gauges.
Check the operation of warning lights when the engine start/stop
button is turned to the ON position.
Release the parking brake and make sure the brake warning light
goes out.
For safe operation, be sure you are
familiar with your vehicle and its
equipment.
BEFORE DRIVING
WARNING - Distracted driving
Focus on the road while driving.
The driver's primary responsi-
bility is in the safe and legal
operation of the vehicle. Use of
any handled devices, other
equipment or vehicle systems
that distract the driver should
not be used during vehicle
operation.

Driving your vehicle
85
ON
Press the ENGINE START/STOP
button while it is in the ACC position
without depressing the brake pedal.
The warning lights can be checked
before the hybrid system is started.
Do not leave the ENGINE
START/STOP button in the ON posi-
tion for a long time. The battery may
discharge, because the engine is not
running.
START/RUN
To start the hybrid system, depress
the brake pedal and press the
ENGINE START/ STOP button with
the shift lever in the P (Park) or the N
(Neutral) position. For your safety,
start the hybrid system with the shift
lever in the P (Park) position.
If you press the ENGINE START/STOP
button without depressing the brake
pedal for automatic transmission vehi-
cles, the hybrid system will not start and
the ENGINE START/STOP button
changes as follow:
OFF ➔ACC ➔ON ➔OFF or ACC
✽ ✽
NOTICE
If you leave the ENGINE START/
STOP button in the ACC or ON
position for a long time, the battery
will discharge.
WARNING- Starting
vehicle
Never press the ENGINE
START/STOP button while the
vehicle is in motion except in an
emergency. This will result in
the engine turning off requiring
increased braking and steering
effort.