check engine HYUNDAI TUCSON HYBRID 2023 Repair Manual

Driver Assistance System7-64
Information
• For more details on Manual Speed
Limit Assist operation, refer to
“Manual Speed Limit Assist (MSLA)”
section in this chapter.
• For more details on Smart Cruise
Control operation, refer to “Smart
Cruise Control (SCC)” section in this
chapter.
Intelligent Speed Limit Assist
Malfunction and Limitations
Intelligent Speed Limit Assist
malfunction
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When Intelligent Speed Limit Assist is
not working properly, the ‘Check Speed
Limit Assist System’ warning message
will appear on the cluster for several
seconds, and the master (
) warning
light will illuminate on the cluster. If this
occurs, have the vehicle inspected by an
authorized HYUNDAI dealer.
Intelligent Speed Limit Assist
disabled
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When the front windshield where the
front view camera is located is covered
with foreign material, such as snow
or rain, it can reduce the detecting
performance and temporarily limit or
disable Intelligent Speed Limit Assist.
If this occurs, the ‘Speed Limit Assist
system disabled. Camera obscured’
warning message will appear on the
cluster.
Intelligent Speed Limit Assist will operate
normally when snow, rain or foreign
material is removed.
If Intelligent Speed Limit Assist does not
operate properly after it is removed, have
the vehicle inspected by an authorized
HYUNDAI dealer.
WARNING
• Even though the warning message
or warning light does not appear on
the cluster, Intelligent Speed Limit
Assist may not operate properly due
to limitations of the function.
• If the detecting sensor is
contaminated immediately after
starting the engine, Intelligent
Speed Limit Assist may not operate
properly.
• Intelligent Speed Limit Assist may
not operate for 15 seconds after the
vehicle is started, or the front camera
is initialized.

07
7-83
Smart Cruise Control Operation
Operating conditions
Smart Cruise Control will operate when
the following conditions are satisfied.
Basic function
• The gear is in D (Drive)
•
The driver’s door is closed
• EPB (Electronic Parking Brake) is not applied
• Your vehicle speed is within the operating speed range
- 5~110 mph (10~180 km/h): when there is no vehicle in front
- 0~110 mph (0~180 km/h): when there is a vehicle in front
• ESC (Electronic Stability Control) or ABS (Anti-Lock Braking System) is on
• ESC (Electronic Stability Control) or ABS (Anti-Lock Braking System) is not
controlling the vehicle
• Engine RPM is not in the red zone
• Forward Collision-Avoidance Assist brake control is not operating
• Remote Smart Parking Assist brake control is not operating (if equipped)
Information
When stopped behind another vehicle, the
driver can turn on Smart Cruise Control
while the brake pedal is depressed.
Overtake Assist Control
Overtake Assist Control will operate
when the turn signal indica

tor is turned
on to the left (left-hand drive) or turned
on to the right (right-hand drive) while
Smart Cruise Control is operating, and
the following conditions are satisfied:
• Your vehicle speed is above 40 mph (60 km/h)
• The hazard warning flasher is off
• A vehicle is detected in front of your vehicle
• Deceleration is not needed to maintain distance with the vehicle in
front
WARNING
• When the turn signal indicator is
turned on to the left while there is
a vehicle ahead, the vehicle may
accelerate temporarily. Pay attention
to the road conditions at all times.
• Regardless of your country’s driving
direction, Overtake Assist Control
will operate when the conditions are
satisfied. When using the function
in countries with different driving
direction, always check the road
conditions at all times.

07
7-89
Information
• Smart Cruise Control may not operate
for 15 seconds after the vehicle is
started or the front view camera or
front radar is initialized.
• You may hear a sound when the brake
is controlled by Smart Cruise Control.
Smart Cruise Control
Malfunction and Limitations
Smart Cruise Control malfunction
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When Smart Cruise Control is not working
properly, the ‘Check Smart Cruise Control
system’ warning message will appear, and
the
warning light will illuminate on the
cluster. Have the vehicle inspected by an
authorized HYUNDAI dealer.
Smart Cruise Control disabled
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When the front radar cover or sensor
is covered with snow, rain, or foreign
material, it can reduce the detecting
performance and temporarily limit or
disable Smart Cruise Control.
If this occurs, the ‘Smart Cruise Control
disabled. Radar blocked’ warning
message will appear for a certain period
of time on the cluster.
Smart Cruise Control will operate
normally when snow, rain or foreign
material is removed.
WARNING
Even though the warning message does
not appear on the cluster, Smart Cruise
Control may not properly operate.
CAUTION
Smart Cruise Control may not properly
operate in an area (for example, open
terrain), where there is nothing to
detect after turning ON the engine.

07
7-111
WARNING
• The driver is responsible for braking
and safe driving.
• Always have your hands on the
steering wheel while driving.
• Highway Driving Assist is a
supplemental function that assists
the driver in driving the vehicle
and is not a complete autonomous
driving system. Always check road
conditions, and if necessary, take
appropriate actions to drive safely.
• Always have your eyes on the road,
and it is the responsibility of the
driver to avoid violating traffic laws.
The vehicle manufacturer is not
responsible for any traffic violation
or accidents caused by the driver.
• Highway Driving Assist may not
detect possible collisions due to
limitations of the function. Always
be aware of the limitations of the
function. Obstacles such as vehicles,
motorcycles, bicycles, pedestrians,
or unspecified objects or structures
such as guardrails, tollgate, etc., that
may collide with a vehicle may not be
detected.
• Highway Driving Assist will turn off
automatically under the following
situations:
- Driving on roads that Highway
Driving Assist does not operate,
such as a rest area, intersection,
junction, etc.
- The navigation does not operate
properly such as when the
navigation is being updated or
restarted •
Highway Driving Assist may
inadvertently operate or turn off
depending on road conditions
(navigation information) and
surroundings.
• Lane Following Assist function may
be temporarily disabled when the
front view camera cannot detect
lanes properly or the hands-off
warning is on.
• You may not hear the warning sound
of Highway Driving Assist if the
surroundings are noisy.
• If the vehicle is driven at high speed
above a certain speed at a curve,
your vehicle may drive to one side or
may depart from the driving lane.
• When you are towing a trailer or
another vehicle, turn off Highway
Driving Assist.
• The hands–off warning message
may appear early or late depending
on how the steering wheel is held or
road conditions. Always have your
hands on the steering wheel while
driving.
• For your safety, please read the
owner's manual before using the
Highway Driving Assist.
• Highway Driving Assist will not
operate when the engine is started,
or when the detecting sensors or
navigation is being initialized.

Driver Assistance System7-136
Reverse Parking Distance
Warning Malfunction and
Precautions
Reverse Parking Distance Warning
malfunction
After starting the engine, a beep will
sound when the gear is shifted to R
(Reverse) to indicate Reverse Parking
Distance Warning is operating normally.
However, if one or more of the following
occurs, first check whether the ultrasonic
sensor is damaged blocked with foreign
material. If it still does not work properly,
have the vehicle inspected by an
authorized HYUNDAI dealer.
• The audible warning does not sound.
• The buzzer sounds intermittently.
• The ‘Parking sensor error or blockage’ warning message appears on the
cluster.
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WARNING
• Reverse Parking Distance Warning
is a supplemental function. The
operation of Reverse Parking
Distance Warning can be affected
by several factors (including
environmental conditions). It is the
responsibility of the driver to always
check the rear view before and while
parking.
• Your new vehicle warranty does not
cover any accidents or damage to
the vehicle due to the malfunction of
Reverse Parking Distance Warning.
• Pay close attention when driving
near objects, pedestrians, and
especially children. Some objects
may not be detected by the
ultrasonic sensors, due to the objects
distance, size or material, all of
which can limit the effectiveness of
the sensor.
Limitations of Reverse Parking
Distance Warning
• Reverse Parking Distance Warning
may not operate normally when:
- Moisture is frozen to the sensor
- Sensor is covered with foreign material, such as snow or water
(Reverse Parking Distance Warning
will operate normally when such
foreign material are removed.)

- The weather is extremely hot or cold
- The sensor or sensor assembly is disassembled
- The surface of the sensor is pressed hard or an impact is applied with a
hard object
- The surface of the sensor is scratched with a sharp object
- The sensors or its surrounding area is directly sprayed with high
pressure washer

07
7-141
Forward/Reverse Parking
Distance Warning Malfunction
and Precautions
Forward/Reverse Parking Distance
Warning malfunction
After starting the engine, a beep will
sound when the gear is shifted to R
(Reverse) to indicate Forward/Reverse
Parking Distance Warning is operating
normally.
However, if one or more of the following
occurs, first check whether the ultrasonic
sensor is damaged or blocked with
foreign material. If it still does not work
properly, have the vehicle inspected by
an authorized HYUNDAI dealer. • The audible warning does not sound.
• The buzzer sounds intermittently.
• The ‘Parking sensor error or blockage’
warning message appears on the
cluster.
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WARNING
• Forward/Reverse Parking Distance
Warning is a supplemental function.
The operation of Forward/Reverse
Parking Distance Warning can be
affected by several factors (including
environmental conditions). It is the
responsibility of the driver to always
check the front and rear views before
and while parking.
• Your new vehicle warranty does not
cover any accidents or damage to
the vehicle due to the malfunction of
Forward/Reverse Parking Distance
Warning.
• Pay close attention when driving
near objects, pedestrians, and
especially children. Some objects
may not be detected by the
ultrasonic sensors, due to the objects
distance, size or material, all of
which can limit the effectiveness of
the sensor.

07
7-147
„„Wide-rear view Wide-rear view cameracamera„„Rear ultrasonic Rear ultrasonic sensorsensor
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The ‘Rear camera error or blockage’
or ‘Parking sensor error or blockage’
warning message will appear on the
cluster if the following situations occur: - The wide-rear view camera or rear ultrasonic sensor(s) is covered with
foreign material, such as snow or rain,
etc.
- There is inclement weather, such as heavy snow, heavy rain, etc.
If this occurs, Reverse Parking Collision-
Avoidance Assist may turn off or may
not operate properly. Check whether
the wide-rear view camera and rear
ultrasonic sensors are clean.
Limitations of Reverse Parking
Collision-Avoidance Assist
Reverse Parking Collision-Avoidance
Assist may not assist braking or warn
the driver even if there are pedestrians
or objects under the following
circumstances:
• Problems with vehicle

- Any non-factory equipment or
accessory is installed
- Your vehicle is unstable due to an accident or other causes
- Bumper height or rear ultrasonic sensor installation has been
modified
- Wide-rear view camera or rear ultrasonic sensor(s) is damaged
- Wide-rear view camera or the rear ultrasonic sensor(s) is stained with
foreign material, such as snow, dirt,
etc.
- Wide-rear view camera is obscured by a light source or by inclement
weather, such as heavy rain, fog,
snow, etc.
• Problems with the surroundings
- The surrounding is very bright or
very dark
- Outside temperature is very high or very low
- The wind is either strong (above 12 mph (20 km/h)) or blowing
perpendicular to the rear bumper
- Objects generating excessive noise, such as vehicle horns, loud
motorcycle engines or truck air
brakes, are near your vehicle
- An ultrasonic sensor with similar frequency is near your vehicle
- There is ground height difference between the vehicle and the
pedestrian
- The image of the pedestrian in the wide-rear view camera
is indistinguishable from the
background

07
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2. Remotely moving forward/backward
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(1) Press and hold one of the Forward () or Backward () button on
the smart key. Remote Smart
Parking Assist will automatically
control the steering wheel, vehicle
speed and gearshift. The vehicle
will move in the direction of the
button pressed.
(2) While Remote Operation function is operating, if the you do not
hold down the Forward (
) or
Backward () button, the vehicle
will stop and system control will
pause. The function will start
operating again when the button is
pressed and held again.
(3) When the vehicle reaches the target location, release the smart
key Forward or Backward button.
(4) When the driver gets in the vehicle with the smart key, a message
will appear informing the driver
Remote Operation function is
complete on the infotainment
system screen and the engine will
remain on.
In addition, when the Remote Start
(
) button is pressed on the smart
key from outside the vehicle, a
message will appear informing the
driver Remote Operation function
is complete and the engine will
turn off. • Check that all smart keys are
outside the vehicle when using
Remote Operation function.
• Remote Operation function will operate only when the smart key is
within 13 ft. (4 m) from the vehicle. If
there is no vehicle movement even
when the Forward or Backward
button is pressed on the smart key,
check the distance to the vehicle
and press the button again.
• The detecting range of the smart key may vary depending on the
surroundings that are affected by
radio waves such as transmission
tower, broadcast station, etc.
• When remotely moving forward using method (1), it is recognized
as an exit situation, and the
vehicle moves 13 ft. (4 m) to
check for pedestrians, animals or
objects around the vehicle. After
confirmation, the steering wheel
is controlled according to the
condition ahead.
• When remotely moving forward using method (2), it is recognized
as a parking situation, and will
immediately control the steering
wheel according to the condition
ahead to assist with entering the
parking space and aligning the
vehicle. However, performance
may reduce depending on the
pedestrians, animals, shape of
objects, location, etc. around the
vehicle.
• For moving remotely backward, both method (1) and (2) aligns the
steering wheel first, and then will
only move the vehicle straight.
• When remotely moving forward or backward is completed, the vehicle
will automatically shift to P (Park)
and engage EPB (Electronic Parking
Brake).

Driver Assistance System7-158
The function will cancel in the
following conditions when:
• The steering wheel is steered
• The gear is shifted while the vehicle is moving
• Operating EPB while the vehicle is moving
• The engine hood is open
• The brake pedal or accelerator pedal is depressed when all the doors are
closed
• The smart key is outside the vehicle when the brake pedal is depressed
while the driver's door is open
• Rapid acceleration occurs
• Vehicle skid occurs
• The wheel is stuck by an obstacle and cannot move
• There are pedestrians, animals or objects at the front and rear of the
vehicle at the same time
• Approximately 3 minutes and 50 seconds have past after Remote
Operation function has started to
operate
• The slope of the road exceeds the operational range
• The function is paused for more than 1 minute
• The total travel distance of the vehicle has exceeded 45 ft. (14 m) after
Remote Operation function operation
• The steering wheel, gearshift, braking, and drive controls are not working
normally
• There is a problem with the smart key or the smart key battery is low
• ABS, TCS or ESC system operates due to slippery road conditions
• The alarm of the Theft Alarm System sounds
When Remote Operation function is
canceled, the vehicle will automatically
stop, shift the gear to P (Park) and
engage EPB (Electronic Parking Brake).
Remote Smart Parking Assist
Malfunction and Limitations
Remote Smart Parking Assist
malfunction
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Remote Smart Parking Assist check
When Remote Smart Parking Assist is
no
t working properly, the ‘Check Parking
Assist’ warning message will appear
on the infotainment system screen.
If the message appears, stop using
Remote Smart Parking Assist, and have
the vehicle inspected by an authorized
HYUNDAI dealer.

8
8. Emergency Situations
Hazard Warning Flasher ........................................................................\
........... 8-2
In Case of an Emergency While Driving .......................................................... 8-3
If the Engine Stalls while Driving........................................................................\
.........8-3
If the Engine Stalls at a Crossroad or Crossing ..........................................................8-3
If you have a Flat Tire while Driving ........................................................................\
....8-3
If the Engine will not Start ........................................................................\
........ 8-4
If the 12 Volt Battery is Discharged (Hybrid Vehicle) ...................................... 8-5
Before Jump Starting ........................................................................\
...........................8-5
Jump Starting ........................................................................\
...................................... 8-6
If the 12 Volt Battery is Discharged (Plug-In Hybrid Vehicle) ......................... 8-8Jump Strating ........................................................................\
...................................... 8-8
If the Engine Overheats ........................................................................\
...........8-10
Tire Pressure Monitoring System (TPMS) ....................................................... 8-12
Check Tire Pressure ........................................................................\
............................ 8-12
Tire Pressure Monitoring System ........................................................................\
...... 8-13
Low Tire Pressure Warning Light ........................................................................\
....... 8-14
Low Tire Pressure Position and Tire Pressure Telltale .............................................. 8-14
TPMS (Tire Pressure Monitoring System) malfunction indicator ............................ 8-15
Changing a Tire with TPMS ........................................................................\
............... 8-15
If You Have a Flat Tire (with Tire Mobility Kit) ................................................ 8-17Introduction ...............................................................\
..................................................8-17
Notes on the safe use of the Tire Mobility Kit .......................................................... 8-18
Components of the Tire Mobility Kit ........................................................................\
. 8-19
Using the Tire Mobility Kit ........................................................................\
................ 8-20
Checking the Tire Inflation Pressure ........................................................................\
. 8-23
Towing ...................................................................\
.......................................... 8-25Towing Service ........................................................................\
................................... 8-25
Removable Towing Hook ........................................................................\
...................8-26
Emergency Towing ........................................................................\
............................. 8-27
Emergency/Roadside Assistance Accessories ............................................ 8-29Fire Extinguisher ........................................................................\
.................................8-29
First Aid Kit ........................................................................\
..........................................8-29
Triangle Reflector ........................................................................\
...............................8-29
Tire Pressure Gauge ........................................................................\
...........................8-29