KIA NIRO HYBRID EV 2021 Owners Manual

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.

Maintenance
6 7
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.

77
Maintenance
OWNER MAINTENANCE
The following lists are vehicle checks
and inspections that should be per-
formed by the owner or an author-
ized Kia dealer at the frequencies
indicated to help ensure safe,
dependable operation of your vehi-
cle.
Any adverse conditions should be
brought to the attention of your deal-
er as soon as possible.
These Owner Maintenance Checks
are generally not covered by war-
ranties and you may be charged for
labor, parts and lubricants used.Owner maintenance schedule
When you stop for fuel:
Check the engine oil level.
Check the coolant level in coolant
reservoir.
Check the windshield washer fluid
level.
Look for low or under-inflated tires.
While operating your vehicle:
Note any changes in the sound of
the exhaust or any smell of
exhaust fumes in the vehicle.
Check for vibrations in the steering
wheel. Notice any increased steer-
ing effort or looseness in the steer-
ing wheel, or change in its straight-
ahead position.
Notice if your vehicle constantly
turns slightly or “pulls” to one side
when traveling on smooth, level
road.
When stopping, listen and check
for unusual sounds, pulling to one
side, increased brake pedal travel
or “hard-to-push” brake pedal.
If any slipping or changes in the
operation of your transmission
occurs, check the transmission
fluid level.
Check the dual clutch transmission
P (Park) function.
Check the parking brake.
Check for fluid leaks under your
vehicle (water dripping from the air
conditioning system during or after
use is normal).
WARNING- Hot coolant
Be careful when checking your
engine coolant level when the
engine is hot. Scalding hot
coolant and steam may blow
out under pressure.
WARNING
When you open the engine
hood, turn the Hybrid system
off. If not, it may result in death
or serious injury because of the
high voltage flow.

Maintenance
8 7
At least monthly:
Check the coolant level in the
engine coolant reservoir.
Check the operation of all exterior
lights, including the stoplights, turn
signals and hazard warning flash-
ers.
Check the inflation pressures of all
tires including the spare for tires
that are worn, show uneven wear,
or are damaged.
Check for loose wheel lug nuts.
At least twice a year
(i.e., every Spring and Fall) :
Check the radiator, heater and air
conditioning hoses for leaks or
damage.
Check the windshield washer
spray and wiper operation. Clean
the wiper blades with clean cloth
dampened with washer fluid.
Check the headlight alignment.
Check the muffler, exhaust pipes,
shields and clamps.
Check the lap/shoulder belts for
wear and function.
At least once a year :
Clean the body and door drain
holes.
Lubricate the door hinges and
check the hood hinges.
Lubricate the door and hood locks
and latches.
Lubricate the door rubber weather-
strips.
Check the air conditioning system.
Inspect and lubricate dual clutch
transmission linkage and controls.
Clean the battery and terminals.
Check the brake fluid level.

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 8 km (5 miles) in nor-
mal temperature or less than 16
km (10 miles) 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.
Towing a trailer or using a camper
on roof rack.
Driving for patrol car, taxi, other
commercial use of vehicle towing.
Driving over 170 km/h (106 mph).
Frequently driving in stop-and-go
conditions.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 240,000 km (150,000
miles) continue to follow the pre-
scribed 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
filterKappa 1.6L GDIRRRRRRRRRRRRRRR
Fuel additives *1Add every 12,000 km (7,500 miles) or 12 months
Air cleaner filterIIIRIIIRIIIRIII
Spark plugsKappa 1.6L GDIReplace every 150,000 km (100,000 miles) or 120 months
HSG belt *2IIIRIIIRIIIRIII
Rotate tiresRotate every 12,000 km (7,500 miles)
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.

711
Maintenance
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
Vacuum hoseIIIIIIIIIIIIIII
Coolant (Engine)At first, replace at 192,000 km (120,000 miles) or 10 years,
after that, replace every 48,000 km (30,000 miles) or 24 months
Battery conditionIIIIIIIIIIIIIII
Brake lines, hoses and connections
(Including booster)IIIIIIIIIIIIIII
Brake discs and padsIIIIIIIIIIIIIII
Steering gear rack, linkage and bootsIIIIIIIIIIIIIII
Driveshaft and bootsIIIIIIIIIIIIIII
Suspension ball jointsIIIIIIIIIIIIIII
Air conditioner compressor/refrigerantIIIIIIIIIIIIIII
Exhaust systemIIIIIIIIIIIIIII
MAINTENANCE
INTERVALS
MAINTENANCE
ITEM
Normal Maintenance Schedule - Non Turbo Models(CONT.)
I : Inspect and if necessary, adjust, correct, clean or replace.
R : Replace or change.

Maintenance
12
7
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
Cooling system---I-I-I-I-I-I-
Dual clutch transmission fluid----I----I----I
Engine clutch actuator fluidIRIRIRIRIRIRIRI
Engine clutch actuator hose and linesIIIIIIIIIIIIIII
Vapor hose, fuel filler cap, fuel tank and
canister-I-I-I-I-I-I-I-
Fuel tank air filter *3-I-I-I-I-I-I-I-
Fuel lines, hoses and connections---I---I---I---
Parking brake-I-I-I-I-I-I-I-
Brake fluidIIIRIIIRIIIRIII
Cooling system hoses and connectionsInspect every 12,000 km (7,500 miles) or 6 months
Clutch (if equipped) and brake pedal free
playInspect every 12,000 km (7,500 miles) or 6 months
All latch, hinges and locksInspect every 24,000 km (15,000 miles) or 12 months
MAINTENANCE
INTERVALS
MAINTENANCE
ITEM
Normal Maintenance Schedule - Non Turbo Models (CONT.)
I : Inspect and if necessary, adjust, correct, clean or replace.
R : Replace or change.
*
3: Fuel tank air filter are considered to be maintenance free but periodic inspection is recommended for this maintenance sched- ule depends on fuel quality.

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 6,000 km (3,750 miles)
or 6 monthsA, B, C, D, E,
F, G, H, I, J, K
Air cleaner filterRMore frequentlyC, E
Spark plugs RMore frequentlyA, B, F, G, H, I, K
Dual clutch transmission fluidREvery 120,000 km (75,000 miles)C, D, E, F, G, H, I, J
HSG (Hybrid Starter & Generator) belt
REvery 48,000 km (30,000 miles)
or 24 monthsC, D, E, K
IEvery 6,000 km (3,750 miles)
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

Maintenance
14 7
Severe driving conditions
A - Repeatedly driving short distance of less than 8 km (5 miles)
in normal temperature or less than 16 km (10 miles) in freez-
ing temperature
B - Extensive engine idling or low speed driving for long dis-
tances
C - Driving on rough, dusty, muddy, unpaved, graveled or salt-
spread roads
D - Driving in areas using salt or other corrosive materials or in
very cold weatherE - Driving in heavy dust condition
F - Driving in heavy traffic area
G- Driving on uphill, downhill, or mountain road repeatedly
H - Towing a Trailer, or using a camper, or roof rack
I - Driving as a patrol car, taxi, other commercial use or vehicle
towing
J - Driving over 170 km/h (106 mph)
K - Frequently driving in stop-and-go conditions
MAINTENANCE ITEMMAINTENANCE
OPERATIONMAINTENANCE INTERVALSDRIVING
CONDITION
Drive shafts and bootsIMore frequentlyC, D, E, F,
G, H, I, J
Climate control air filterRMore frequentlyC, E, G