stop start KIA OPTIMA 2020 Repair Manual

4113
Features of your vehicle
Auto control (if equipped)
The rain sensor (A) located on the
upper end of the windshield glass
senses the amount of rainfall and
controls the wiping cycle for the
proper interval. The more it rains, the
faster the wiper operates. When the
rain stops, the wipers stop.
To vary the speed setting, turn the
speed control knob (1).If the wiper switch is set in AUTO
mode when the engine start/stop but-
ton is in the ON position, the wiper will
operate once to perform a self-check
of the system. Set the wiper to OFF
position when the wiper is not in use.
OJFH046331C
CAUTION
When the engine start/stop but-
ton is in the ON position and thewindshield wiper switch isplaced in the AUTO mode, usecaution in the following situa-tions to avoid damaging the rainsensors on the windshield:
Do not touch the upper end of the windshield glass facing therain sensor.
Do not wipe the upper end of the windshield glass with adamp or wet cloth.
Do not put pressure on the windshield glass.

Features of your vehicle
114
4
Front windshield washers
In the OFF position, pull the lever
gently toward you to spray washer
fluid on the windshield and to run the
wipers 1-3 cycles.
Use this function when the wind-
shield is dirty.
The spray and wiper operation will
continue until you release the lever.
If the washer does not work, check
the washer fluid level. If the fluid level
is not sufficient, you will need to add
appropriate non-abrasive windshield
washer fluid to the washer reservoir.
(Continued)
When starting the vehicle in winter, set the wiper switch inthe OFF position. Otherwise,wipers may operate and icemay damage the windshieldwiper blades. Always removeall snow and ice and defrostthe windshield properly priorto operating the windshieldwipers.
When tinting the windshield, be careful of any fluid gettinginto the sensor located in thetop center of the front wind-shield. It may damage therelated parts.CAUTION
When washing the vehicle, set the wiper switch in the OFFposition to stop the auto wiperoperation.
The wiper may operate and be damaged if the switch is set inthe AUTO mode while washingthe vehicle.
Do not remove the sensor cover located on the upperend of the passenger sidewindshield glass. Damage tosystem parts could occur andmay not be covered by yourvehicle warranty.
(Continued)
OJF045063

4147
Features of your vehicle
Plug in battery equipped electronicdevices with reverse current pro-
tection. The current from the bat-
tery may flow into the vehicle’s
electri cal/electronic system and
cause system malfunction.USB charger
The USB charger is designed to
recharge batteries of small size elec-
trical devices using a USB cable. The
electrical devices can be recharged
when the Engine Start/Stop button is
in ACC/ON/START position. The battery charging state may be
monitored on the electrical device.
Disconnect the USB cable from the
USB port after use.
Some devices are not supported
for fast charging but will be
charged with normal speed.
Use the USB charger when the engine is running to prevent bat-
tery discharge.
Only devices that fit the USB port can be used.
The USB charger can be used only for battery charging purposes.
Battery chargers cannot be charged.
WARNING - Electric shock
Do not put a finger or a foreign
object (pen, etc.) into a power
outlet and do not touch with a
wet hand. You may receive an
electric shock.
OJFA045337
OJF045229L
■ Front seat
■Rear seat

Driving your vehicle
Before driving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
• Before entering vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
. . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Engine start/stop button . . . . . . . . . . . . . . . . . . . . . 5-7
. . . . . . . . . . . . . . 5-7

. . . . . . . . . . . . . . . . . . . . . . 5-9
Automatic transmission . . . . . . . . . . . . . . . . . . . . . 5-12
. . . . . . . . . . . . . . . 5-12
. . . . . . . . . . . . . . . . . . . . . . . . 5-18
Brake system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19
. . . . . . . . . . . . . . . . . . . . . 5-21
. . . . . . . . . . . . . . . . 5-22
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-\
29
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-31

. . . . . . . . . . . . . . 5-34
. . . . . . . . . . . . 5-39
. . . . . . . . . . . . . . . . . 5-40

Forward Collision-avoidance Assist (FCA) system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-43\
. . . . . . . . . . . . . . . . . . . 5-43
. . . . . . . . 5-45
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-47

. . . . . . . . . . . . . . . . . . . . . . . . . . . 5-49
. . . . . . . . . . . . . . . . . . . . . . . 5-51
Forward Collision-avoidance Assist (FCA) system - sensor fusion type (front radar+front view
camera) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-57
. . . . . . . . . . . . . . . . . . . 5-57
. . . . . . . . 5-59
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-61
. . . . 5-62
. . . . . . . . . . . . . . . . . . . . . . . . . . . 5-64
. . . . . . . . . . . . . . . . . . . . . . . 5-65
Cruise Control System . . . . . . . . . . . . . . . . . . . . . . 5-72
. . . . . . . . . . . . . . . . . . . . . 5-73

. . . . . . . . . . . . . . . . . . 5-74
To temporarily accelerate with the cruise control on . 5-74
do one of the following . . . 5-74
5

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.

57
Driving your vehicle
Illuminated ENGINE
START/STOP button
Whenever the front door is opened,
the ENGINE START/STOP button
will illuminate for your convenience.
The light will go off after about 30
seconds when the door is closed.
When all entrances are closed, if you
lock the vehicle by using the trans-
mitter or the smart key, the light will
go off immediately.
ENGINE START/STOP button
position
OFF
To turn off the hybrid system
(START/RUN position) or vehicle
power (ON position), press the
ENGINE START/STOP button with
the shift lever in the P (Park) position.
When you press the ENGINE
START/STOP button without the shift
lever in the P (Park) position, the
ENGINE START/STOP button will
not change to the OFF position but to
the ACC position.
In an emergency situation while the
vehicle is in motion, you are able to
turn the hybrid system off and to the
ACC position by pressing the
ENGINE START/STOP button for
more than 2 seconds or 3 times suc-
cessively within 3 seconds. If the
vehicle is still moving, you can restart
the hybrid system without depress-
ing the brake pedal by pressing the
ENGINE START/STOP button with
the shift lever in the N (Neutral) posi-
tion.
ACC(Accessory)
Press the ENGINE START/STOP
button while it is in the OFF position
without depressing the brake pedal.
If the ENGINE START/STOP button
is in the ACC position for more than
1 hour, the button is turned off auto-
matically to prevent battery dis-
charge.
ENGINE START/STOP BUTTON
OJFHP058004
OJF058312

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.

59
Driving your vehicle
Starting the hybrid system
✽ ✽NOTICE
• The hybrid system will start by
pressing the Engine Start/Stop
button, only when the smart key is
in the vehicle.
• Even when the smart key is in the vehicle, if it is far away from the
driver, the hybrid system may not
start.
• When the Engine Start/Stop but- ton is in the ACC or ON position,
and any door is open, the system
checks for the smart key. When
the smart key is not in the vehicle,
the " " indicator will blink and
the warning "Key not in vehicle"
will come on. When all doors are
closed, the chime will also sound
for about 5 seconds. Keep the
smart key in the vehicle when in
the ACC position or if the hybrid
system is ON.
1. Always carry the smart key with
you.
2. Make sure the parking brake is applied.
3. Make sure the shift lever is in P (Park).
4. Depress the brake pedal.
5. Press the Engine Start/Stop but- ton. If the hybrid system starts, the
" " indicator will come on.✽ ✽NOTICE
• Do not wait for the engine to warm
up while the vehicle remains sta-
tionary.
Start driving at moderate engine
speeds. (Steep accelerating and
decelerating should be avoided.)
• Always start the vehicle with your foot on the brake pedal. Do not
depress the accelerator while
starting the vehicle. Do not race
the engine while warming it up.
• If ambient temperature is low, the " " indicator may remain illu-
minated longer than the normal
amount of time.

Driving your vehicle
10
5
✽ ✽
NOTICE
To prevent damage to the vehicle:
• If the " " indicator turns off
while you are in motion, do not
attempt to move the shift lever to
the P (Park) position.
If traffic and road conditions per-
mit, you may put the shift lever in
the N (Neutral) position while the
vehicle is still moving and press
the Engine Start/Stop button in an
attempt to restart the hybrid sys-
tem.
• Do not push or tow your vehicle to start the hybrid system.
If the battery is weak or the smart
key does not work correctly, you
can start the hybrid system by
pressing the engine start/stop but-
ton with the smart key.
The side with the lock button
should contact the engine
start/stop button directly.
When you press the engine
start/stop button directly with the
smart key, the smart key should
contact the button at a right angle.
WARNING - Unintended
vehicle movement
Never leave the smart key in the
vehicle with children or vehicle
occupants who are unfamiliar
with the vehicle operation.
Pushing the ENGINE
START/STOP button while the
smart key is in the vehicle may
result in unintended engine
activation and/or unintended
vehicle movement.
OJFHP058009

511
Driving your vehicle
When the stop lamp fuse is blown,you can't start the hybrid system
normally. Replace the fuse with a
new one. If it is not possible, you can
start the hybrid system by pressing
the ENGINE START/STOP button
for 10 seconds while it is in the ACC
position. The engine can start with-
out depressing the brake pedal. But
for your safety always depress the
brake pedal before starting the
hybrid system.
Do not press the ENGINE START/
STOP button for more than 10 sec-
onds except when the stop lamp fuse
is blown.