2021 KIA NIRO service

IF AN ACCIDENT OCCURS
✽ ✽
NOTICE
Any gas or electrolyte leakage from
your vehicle is not only poisonous but
also flammable. Upon witnessing one
of those, make sure your car is parked
in a safe area away from any roads,
open the windows, and maintain a
safe distance away from the vehicle.
Immediately contact an authorized
Kia dealer and advise them that a
hybrid vehicle is involved.
If you need towing, refer to
"Towing" in the previous pages.
When the vehicle is severely dam-
aged, remain a safe distance of 50
feet (15 meter) or more between
your vehicle and other
vehicles/flammables.
If a fire occurs :
Immediately call emergency services
(911) and advise the emergency
responders that a hybrid vehicle is
involved.
WARNING - High voltage
components
For your safety, do not touch
high voltage cables, connec-
tors and package modules.
High voltage components are
orange in color.
Exposed cables or wires may
be visible inside or outside of
the vehicle. Never touch the
wires or cables, because an
electric shock, serious injury,
or death may occur.WARNING- Submersion
in water
Do not touch your vehicle if it
has been submerged in water.
The high-voltage battery may
cause shock or may catch fire.
Immediately contact the author-
ities and advise them of the
condition of your vehicle and
that a hybrid vehicle is involved.
644
What to do in an emergency

Maintenance
7
Engine compartment . . . . . . . . . . . . . . . . . . . . . . . . 7-4
Maintenance services . . . . . . . . . . . . . . . . . . . . . . . . 7-5
• Owner’s responsibility . . . . . . . . . . . . . . . . . . . . . . . . . 7-5
• Owner maintenance precautions . . . . . . . . . . . . . . . . . 7-6
Owner maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 7-7
• Owner maintenance schedule . . . . . . . . . . . . . . . . . . . 7-7
Scheduled maintenance service. . . . . . . . . . . . . . . . 7-9
Explanation of scheduled maintenance items . . . 7-15
Checking fluid levels . . . . . . . . . . . . . . . . . . . . . . . 7-18
Engine oil. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-19
• Checking the engine oil level . . . . . . . . . . . . . . . . . . . 7-19
• Changing the engine oil and filter . . . . . . . . . . . . . . . 7-20
Coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-21
• Checking the coolant level . . . . . . . . . . . . . . . . . . . . . 7-21
• Engine coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-22
• Inverter coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-22
• Recommended coolant . . . . . . . . . . . . . . . . . . . . . . . . 7-23
• Changing the coolant . . . . . . . . . . . . . . . . . . . . . . . . . 7-25
Brake fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-26
• Checking the brake fluid level . . . . . . . . . . . . . . . . . . 7-26
Engine clutch actuator fluid . . . . . . . . . . . . . . . . . 7-28
• Checking the engine clutch actuator fluid level . . . . 7-28
Washer fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-30
• Checking the washer fluid level . . . . . . . . . . . . . . . . . 7-30
Parking brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-31
• Checking the parking brake. . . . . . . . . . . . . . . . . . . . 7-31
Air cleaner. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-32
• Filter replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-32
Climate control air filter . . . . . . . . . . . . . . . . . . . . 7-34
• Filter inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-34
Wiper blades . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-36
• Blade inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-36
• Blade replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-36
Battery (Plug-in Hybrid) . . . . . . . . . . . . . . . . . . . . 7-39
• For best battery service . . . . . . . . . . . . . . . . . . . . . . . 7-39
• Recharging the battery . . . . . . . . . . . . . . . . . . . . . . . . 7-40
• Reset items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-41
Tires and wheels . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-42
• Tire care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-42
• Recommended cold tire inflation pressures . . . . . . . 7-42
• Tire pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-43
• Checking tire inflation pressure. . . . . . . . . . . . . . . . . 7-43
• Tire rotation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-44
• Wheel alignment and tire balance . . . . . . . . . . . . . . . 7-45
• Tire replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-46
• Wheel replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-46
• Tire traction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-47
• Tire maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-47
• Tire sidewall labeling . . . . . . . . . . . . . . . . . . . . . . . . . 7-47

75
Maintenance
MAINTENANCE SERVICES
You should exercise the utmost care
to prevent damage to your vehicle
and injury to yourself whenever per-
forming any maintenance or inspec-
tion procedures.
Should you have any doubts con-
cerning the inspection or servicing of
your vehicle, we strongly recom-
mend that you have an authorized
Kia dealer perform this work.
An authorized Kia dealer has factory-
trained technicians and genuine Kia
parts to service your vehicle proper-
ly. For expert advice and quality serv-
ice, see an authorized Kia dealer.
Inadequate, incomplete or insuffi-
cient servicing may result in opera-
tional problems with your vehicle that
could lead to vehicle damage, an
accident, or personal injury.Owner’s responsibility
✽ ✽
NOTICE
Maintenance Service and Record
Retention are the owner's responsi-
bility.
You should retain documents that
show proper maintenance has been
performed on your vehicle in accor-
dance with the scheduled mainte-
nance service charts shown on the
following pages. You need this infor-
mation to establish your compliance
with the servicing and maintenance
requirements of your vehicle war-
ranties.
Detailed warranty information is
provided in your Warranty &
Consumer Information manual.
Repairs and adjustments required as
a result of improper maintenance or
a lack of required maintenance are
not covered.
We recommend you have your vehi-
cle maintained and repaired by an
authorized Kia dealer. An authorized
Kia dealer meets Kia’s high service
quality standards and receives tech-
nical support from Kia in order to pro-
vide you with a high level of service
satisfaction.
✽ ✽
NOTICE - NHTSA Safety
Corrosion Alert
The National Highway Traffic
Safety Administration (NHTSA) has
issued a general warning to all vehi-
cle owners of all brands regarding
the risks associated with vehicle
underbody corrosion. From your
initial purchase, take the following
steps to prevent unsafe corrosion
damage to your vehicle:
(Continued)

Maintenance
6 7
(Continued)
• Wash the undercarriage of your
vehicle regularly during the win-
ter and whenever your vehicle has
been exposed to such salts or
chemicals.
• Do a thorough washing of the
undercarriage at the end of the
winter.
• Use professional service techni-
cians or governmental inspection
stations to annually inspect for
corrosion.
• Immediately seek an inspection of
your vehicle if you become visual-
ly aware of corrosion flaking or
scaling or if you become aware of
a change in vehicle performance,
such as soft or spongy brakes, flu-
ids leaking, impairment of direc-
tional control, suspension noises
or rattling metal straps.
NHTSA further advises that after
a vehicle is 7 years old, it is essen-
tial that you take these indicated
maintenance steps to ensure that
you protect yourself from unsafe
corrosion conditions.Owner maintenance precau-
tions
Improper or incomplete service may
result in problems. This section gives
instructions only for the maintenance
items that are easy to perform.
As explained earlier in this section,
several procedures can be done only
by an authorized Kia dealer with spe-
cial tools.
✽ ✽
NOTICE
Improper owner maintenance dur-
ing the warranty period may affect
warranty coverage. For details, read
the separate Warranty & Consumer
Information manual provided with
the vehicle. If you're unsure about
any servicing or maintenance proce-
dure, have it done by an authorized
Kia dealer.
WARNING- Maintenance
work
Do not wear jewelry or loose
clothing while working under
the hood of your vehicle with
the engine running. These can
become entangled in moving
parts, if you must run the
engine while working under the
hood, make certain that you
remove all jewelry (especially
rings, bracelets, watches, and
necklaces) and all neckties,
scarves, and similar loose
clothing before getting near the
engine or cooling fans.
WARNING- Touching
metal parts
Do not touch metal parts
(including strut bars) while the
engine is operating or hot.
Doing so could result in serious
bodily injury. Turn the engine off
and wait until the metal parts
cool down to perform any main-
tenance work on the vehicle.

79
Maintenance
SCHEDULED MAINTENANCE SERVICE
Follow the Normal Maintenance
Schedule if the vehicle is usually
operated where none of the following
conditions apply. If any of the following
conditions apply, follow the
Maintenance Under Severe Usage
Conditions.
Repeatedly driving short distance
of less than 5 miles (8 km) in nor-
mal temperature or less than 10
miles (16 km) in freezing tempera-
ture.
Extensive engine idling or low
speed driving for long distances.
Driving on rough, dusty, muddy,
unpaved, graveled or salt-spread
roads.
Driving in areas using salt or other
corrosive materials or in very cold
weather.
Driving in heavy dust condition.
Driving in heavy traffic area. Driving on uphill, downhill, or
mountain roads repeatedly.
Using for towing or camping, and
driving with loading on the roof.
Driving for patrol car, taxi, other
commercial use of vehicle towing.
Frequently driving under high
speed or rapid acceleration.
Frequently driving in stop-and-go
conditions.
Engine oil usage which is not rec-
ommended (Mineral type,
Semisynthetic, Lower grade spec,
etc.)If your vehicle is operated under the
above conditions, you should
inspect, replace or refill more fre-
quently than the following Normal
Maintenance Schedule. After 120
months or 150,000 miles continue to
follow the prescribed maintenance
intervals.

Maintenance
10
7
Normal Maintenance Schedule - Non Turbo Models
The following maintenance services must be performed to ensure good emission control and performance.
Keep receipts for all vehicle emission services to protect your warranty. Where both mileage and time are shown, the
frequency of service is determined by whichever occurs first.
Number of months or driving distance, whichever comes first
Months1224364860728496108120132144156168180
Miles×1,0007.51522.530 37.5 45 52.5 60 67.5 75 82.5 90 97.5 105 112.5
Km×1,00012 24 36 48 60 72 84 96 108 120 132 144 156 168 180
Engine oil and engine oil
filter(Gasoline) 1.6 GDiRRRRRRRRRRRRRRR
Fuel additives *1Add every 7,500 miles (12,000 km) or 12 months
Air cleaner filterIIIRIIIRIIIRIII
Spark plugs(Gasoline) 1.6 GDiReplace every 100,000 miles (150,000 km) or 120 months
HSG belt *2Inspect every 7,500 miles (12,000 km) or 12months,
Replace every 60,000 miles (96,000 km) or 48 months
Rotate tiresRotate every 7,500 miles (12,000 km)
Climate control air filter-R-R-R-R-R-R-R-
MAINTENANCE INTERVALS
MAINTENANCE
ITEM
I : Inspect and if necessary, adjust, correct, clean or replace.
R : Replace or change.
*
1: If TOP TIER Detergent Gasoline is not available, one bottle of additive is recommended. Additives are available from your authorized Kia dealer along with information on how to use them. Do not mix other additives.
*
2: Inspect HSG belt for evidence of cuts, cracks, excessive wear or oil saturation and replace if necessary. If HSG belt noise occurred, readjust HSG belt tension before replace.
❈ As it is normal for engine oil to be consumed during driving, the amount of engine oil should be checked regularly.
❈ The replacement cycle of engine oil is set by the period which the performance of our recommended engine oil is maintained.
So, if recommended engine oil is not used, a replacement is required as in\
dicated severe usage condition.

713
Maintenance
Maintenance Under Severe Usage Conditions - Non Turbo Models
The following items must be serviced more frequently on cars normally used under severe driving conditions. Refer
to the chart below for the appropriate maintenance intervals.
R : Replace I : Inspect and, after inspection, clean, adjust, repair or replace if necessary
MAINTENANCE ITEMMAINTENANCE
OPERATIONMAINTENANCE INTERVALSDRIVING
CONDITION
Engine oil and engine oil filterREvery 3,750 miles (6,000 km)
or 6 monthsA, B, C, D, E,
F, G, H, I, J, K, L
Air cleaner filterRMore frequentlyC, E
Spark plugs RMore frequentlyA, B, F, G, H, I, K
Dual clutch transmission fluidREvery 75,000 miles (120,000 km)C, D, E, F, G, H, I, J
HSG (Hybrid Starter & Generator) belt
REvery 30,000 miles (48,000 km)
or 24 monthsC, D, E, K
IEvery 3,750 miles (6,000 km)
or 6 monthsC, D, E, K
Brake discs and pads, calipers and rotorsIMore frequentlyC, D, E, G, H
Parking brakeIMore frequentlyC, D, G, H
Steering gear rack, linkage and bootsIMore frequentlyC, D, E, F, G
Suspension ball jointsIMore frequentlyC, D, E, F, G

739
Maintenance
BATTERY (PLUG-IN HYBRID)
For best battery service
Keep the battery securely mount-
ed.
Keep the battery top clean and dry.
Keep the terminals and connec-
tions clean, tight, and coated with
petroleum jelly or terminal grease.
Rinse any spilled electrolyte from
the battery immediately with a
solution of water and baking soda.
If the vehicle is not going to be
used for an extended time, discon-
nect the battery cables.Always read the following
instructions carefully when
handling a battery.
If any electrolyte gets into
your eyes, flush your eyes
with clean water for at least
15 minutes and get immedi-
ate medical attention.
If electrolyte gets on your
skin, thoroughly wash the
contacted area. If you feel
pain or burning sensation,
get medical attention imme-
diately.
An inappropriately disposed
battery can be harmful to the
environment and human
health. Dispose the battery
according to your local law(s)
or regulation.
The battery contains lead. Do
not dispose of it after use.
Please return the battery to
an authorized Kia dealer to
be recycled.
Never attempt to recharge the bat-
tery when the battery cables are con-
nected.
WARNING- Risk of
explosion
Keep lit cigarettes and
all other flames or
sparks away from the
battery.
The battery contains
hydrogen -- a highly
combustible gas which
will explode if it comes
in contact with a flame or
spark.
Keep batteries out of the
reach of children
because batteries con-
tain highly corrosive
SULFURIC ACID and
electrolytes. Do not
allow battery acid to
contact your skin, eyes,
clothing or paint finish.
Wear eye protection
when charging or work-
ing near a battery.
Always provide ventila-
tion when working in an
enclosed space.
ODEP079016