2021 KIA NIRO HYBRID EV roof

Maintenance
72 7
Fuse NameFuse ratingCircuit Protected
MODULE 77.5AFront Seat Warmer Control Module, AC Inverter (110V), Front Air Ventilation Seat Control Module, Rear
Seat Warmer Module, AC Inverter Module
WIPER (RR)15AEngine Room Junction Block (Wiper RR Relay), Rear Wiper Motor
HEATED
STEERING15ABCM (Body Control Module)
SUNROOF20ASunroof Motor
P/WINDOW RH25APower Window (RH) Relay, Power Window Main Switch, Passenger Power Window Switch, Rear Power
Window Switch RH, Passenger Safety Power Window Module
P/WINDOW LH25APower Window (LH) Relay, Power Window Main Switch, Rear Power Window Switch LH, Driver Safety
Power Window Module
PDM 27.5AImmobilizer Module, Smart Key Control Module, Start/Stop Button Switch
BRAKE SWITCH7.5AStop Lamp Switch, Smart Key Control Module
OBC10AOBC (On-Board Charger) Unit
A/CON7.5AAir Conditioner Control Module, Electronic Air Conditioner Compressor, Engine Room Junction Block
(Blower Relay, PTC Heater1 Relay, PTC Heater2 Relay)
WASHER15AMultifunction Switch
S/HEATER (FRT)25AFront Seat Warmer Control Module, Front Air Ventilation Seat Control Module

775
Maintenance
Engine room compartment fuse panel (Hybrid)
Fuse NameFuse ratingCircuit Protected
MULTI FUSE
B+ 560AFuse - BATTERY C/FAN, HORN, ECU2, Engine Control Relay
B+ 260AInstrument Panel Junction Block (Fuse - S/HEATER (REAR))
B+ 360AInstrument Panel Junction Block
B+ 450AInstrument Panel Junction Block (Fuse - BATTERY MANAGEMENT, P/WINDOW (LH), P/WIN-
DOW (RH), TAIL GATE OPEN, SUNROOF, AMP, S/HEATER (FRT), P/SEAT (DRV))
COOLING FAN60ACooling Fan Relay
REAR HEATED50ARear Heated Relay
BLOWER40ABlower Relay
IG 140A[Without Smart Key] Ignition Switch, [With Smart Key] PDM1 (ACC) Relay, PDM2 (IG1) Relay
IG 240A[Without Smart Key] Ignition Switch, [With Smart Key] PDM3 (IG2) Relay
MDPS80AMDPS (Motor Driven Power Steering) Unit
PTC
HEATER 150APTC Heater 1 Relay
PTC
HEATER 250APTC Heater 2 Relay
CLUTCH
ACTUATOR40AClutch Actuator (HEV)
MAIN150AFuse - H/LAMP HI, INVERTER, ACTIVE HYDRAULIC BOOSTER1, ACTIVE HYDRAULIC
BOOSTER2, WIPER RR, EPB1, EPB2

779
Maintenance
Engine room compartment fuse panel (Plug-in Hybrid)
Fuse NameFuse ratingCircuit Protected
MULTI FUSE
B+ 560AFuse - BATTERY C/FAN, HORN, ECU2, Engine Control Relay
B+ 260AInstrument Panel Junction Block (Fuse - S/HEATER (REAR))
B+ 360AInstrument Panel Junction Block
B+ 450AInstrument Panel Junction Block (Fuse - BATTERY MANAGEMENT, P/WINDOW (LH), P/WIN-
DOW (RH), TAIL GATE OPEN, SUNROOF, AMP, S/HEATER (FRT), P/SEAT (DRV), IG3 1,
OBC, AMS)
COOLING FAN60ACooling Fan Relay
REAR HEATED50ARear Heated Relay
BLOWER40ABlower Relay
IG 140A[Without Smart Key] Ignition Switch, [With Smart Key] PDM1 (ACC) Relay, PDM2 (IG1) Relay
IG 240A[Without Smart Key] Ignition Switch, [With Smart Key] PDM3 (IG2) Relay
MDPS80AMDPS (Motor Driven Power Steering) Unit
PTC
HEATER 150APTC Heater 1 Relay
PTC
HEATER 250APTC Heater 2 Relay
CLUTCH
ACTUATOR40AClutch Actuator (PHEV)
MAIN150AFuse - H/LAMP HI, INVERTER, ACTIVE HYDRAULIC BOOSTER1, ACTIVE HYDRAULIC
BOOSTER2, WIPER RR, EPB1, EPB2

2 8
DIMENSIONS Specifications, Consumer information and Reporting safety defects
ENGINE
ItemUnit : mm (in)
Overall length4,355 (171.4)
Overall width1,805 (71.0)
Overall heightWithout Roof rack1,535 (60.4)
With Roof rack1,545 (60.8)
Tread
Front205/60R161,565 (61.6)
225/45R18 *1,555 (61.2)
Rear205/60R161,579 (62.2)
225/45R18 *1,569 (61.8)
Wheelbase2,700 (106.3)
ItemGasoline
Kappa 1.6L GDI
Displacement
[cc (cu. in)]
1,580 (96.4)
Bore x Stroke
[mm (in.)]
72 X 97 (2.8 X 3.8)
Firing order
1-3-4-2
No. of cylinders
4 In-line, DOHC
* This tire is only for the HEV (Hybrid Electric Vehicle) system

87
Specifications, Consumer information and Reporting safety defects
LUGGAGE VOLUME
Have your vehicle inspected by an authorized Kia dealer.
ItemWeight of volumeClassification
Refrigerant550 ± 10gR-1234yf
Compressor lubricant130 ± 10gPOE
AIR CONDITIONING SYSTEM
Min : Behind rear seat to roof.
Max : Behind front seat to roof.
ItemVolume
SAEMIN.635 liter
MAX.1,789 liter
ItemVolume
SAEMIN.548 liter
MAX.1,543 liter
For Plug-in Hybrid For Hybrid

Index
2I
Air bag - advanced supplemental restraint system . . . . 3-47
Adding equipment to or modifying your
air bag-equipped vehicle . . . . . . . . . . . . . . . . . . . . 3-73
Air bag warning label. . . . . . . . . . . . . . . . . . . . . . . . 3-73
Air bag warning light . . . . . . . . . . . . . . . . . . . . . . . . 3-50
Curtain air bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-67
Driver's and passenger's front air bag . . . . . . . . . . . 3-62
How does the air bag system operate? . . . . . . . . . . . 3-48
Occupant Detection System (ODS) . . . . . . . . . . . . . 3-54
Side air bag. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-65
SRS Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-72
SRS components and functions . . . . . . . . . . . . . . . . 3-51
Air cleaner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-32
Filter replacement. . . . . . . . . . . . . . . . . . . . . . . . . . . 7-32
Air conditioner compressor label . . . . . . . . . . . . . . . . . 8-12
Air conditioning system . . . . . . . . . . . . . . . . . . . . . . . . . 8-7
Appearance care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-104
Exterior care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-104
Interior care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-110
Automatic climate control system . . . . . . . . . . . . . . . 4-145
Automatic heating and air conditioning. . . . . . . . . 4-146
Automatic ventilation . . . . . . . . . . . . . . . . . . . . . . . 4-156
Checking the amount of air conditioner
refrigerant and compressor lubricant . . . . . . . . . . 4-159
Climate control air filter. . . . . . . . . . . . . . . . . . . . . 4-158
Manual heating and air conditioning . . . . . . . . . . . 4-148Recirculated air at washer fluid spray . . . . . . . . . . 4-157
Sunroof inside air recirculation . . . . . . . . . . . . . . . 4-157
System operation . . . . . . . . . . . . . . . . . . . . . . . . . . 4-154
Battery (Plug-in Hybrid). . . . . . . . . . . . . . . . . . . . . . . . 7-39
For best battery service . . . . . . . . . . . . . . . . . . . . . . 7-39
Recharging the battery . . . . . . . . . . . . . . . . . . . . . . . 7-40
Reset items . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-41
Before driving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Before entering vehicle . . . . . . . . . . . . . . . . . . . . . . . 5-5
Before starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Necessary inspections . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Blind-Spot Collision Warning (BCW) . . . . . . . . . . . . . 5-79
System description . . . . . . . . . . . . . . . . . . . . . . . . . . 5-79
System setting and activation . . . . . . . . . . . . . . . . . . 5-80
Warning message and system control . . . . . . . . . . . 5-82
Brake fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-26
Checking the brake fluid level . . . . . . . . . . . . . . . . . 7-26
Brake system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-30
Anti-lock Brake System (ABS) . . . . . . . . . . . . . . . . 5-44
Auto hold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-40
Electronic Parking Brake (EPB) . . . . . . . . . . . . . . . 5-34
Electronic Stability Control (ESC) . . . . . . . . . . . . . 5-46
Good braking practices . . . . . . . . . . . . . . . . . . . . . . 5-52
Hill-start Assist Control (HAC) . . . . . . . . . . . . . . . . 5-51
Parking brake – Foot type . . . . . . . . . . . . . . . . . . . . 5-32
A
B

Index
4I
Method to disconnect the (-) cable for regular
maintenance (For Hybrid) . . . . . . . . . . . . . . . . . . . . 6-7
Push-starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-10
Emission control system . . . . . . . . . . . . . . . . . . . . . . . 7-114
Crankcase emission control system . . . . . . . . . . . . 7-114
Evaporative emission control (including ORVR:
Onboard Refueling Vapor Recovery) system. . . . 7-114
Exhaust emission control system . . . . . . . . . . . . . . 7-115
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2
Engine clutch actuator fluid . . . . . . . . . . . . . . . . . . . . . 7-28
Checking the engine clutch actuator fluid level. . . . 7-28
Engine compartment . . . . . . . . . . . . . . . . . . . . . . . . 2-6, 7-4
Engine number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-11
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-19
Changing the engine oil and filter . . . . . . . . . . . . . . 7-20
Checking the engine oil level . . . . . . . . . . . . . . . . . . 7-19
ENGINE START/STOP button . . . . . . . . . . . . . . . . . . 5-11
ENGINE START/STOP button position . . . . . . . . . 5-11
Illuminated ENGINE START/STOP button . . . . . . 5-11
Starting the hybrid system . . . . . . . . . . . . . . . . . . . . 5-13
Explanation of scheduled maintenance items . . . . . . . 7-15
Exterior features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-180
Roof rack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-180
Exterior overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2Folding key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Battery replacement . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
Immobilizer system . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
Key operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Limp home (override) procedure . . . . . . . . . . . . . . . 4-10
Record your key number . . . . . . . . . . . . . . . . . . . . . . 4-4
Transmitter precautions . . . . . . . . . . . . . . . . . . . . . . . 4-6
Forward Collision-Avoidance Assist (FCA)
(sensor fusion) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-53
Brake operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-58
Detecting sensors (front view camera/front radar) . 5-58
FCA warning message and system control . . . . . . . 5-56
Limitation of the system . . . . . . . . . . . . . . . . . . . . . 5-62
System malfunction . . . . . . . . . . . . . . . . . . . . . . . . . 5-60
System setting and activation . . . . . . . . . . . . . . . . . . 5-53
Forward/Reverse Parking Distance Warning (PDW) . 4-124
Non-operational conditions of Forward/
Reverse Parking Distance Warning system . . . . . 4-127
Operation of Parking Distance Warning system . . 4-125
Self-diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-128
Fuel filler door (Hybrid) . . . . . . . . . . . . . . . . . . . . . . . . 4-36
Closing the fuel filler door . . . . . . . . . . . . . . . . . . . . 4-37
Opening the fuel filler door . . . . . . . . . . . . . . . . . . . 4-36
Fuel filler door (Plug-in hybrid) . . . . . . . . . . . . . . . . . . 4-38
Closing the fuel filler door . . . . . . . . . . . . . . . . . . . . 4-39
Opening the fuel filler door . . . . . . . . . . . . . . . . . . . 4-38F

I9
Index
Smart Cruise Control (SCC). . . . . . . . . . . . . . . . . . . . 5-103
Detecting Sensor (front view camera/front radar) . 5-116
Limitations of the system . . . . . . . . . . . . . . . . . . . . 5-119
Set SCC Reaction . . . . . . . . . . . . . . . . . . . . . . . . . . 5-111
Smart cruise control switch . . . . . . . . . . . . . . . . . . 5-103
To convert to cruise control mode . . . . . . . . . . . . . 5-118
Vehicle to vehicle distance setting . . . . . . . . . . . . . 5-111
When the lane ahead is clear . . . . . . . . . . . . . . . . . 5-112
When there is a vehicle ahead of you in your lane. 5-113
Smart key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
Battery replacement . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
Loss of the smart key . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Mechanical key . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Record your key number . . . . . . . . . . . . . . . . . . . . . 4-11
Smart key function . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
Smart key immobilizer system. . . . . . . . . . . . . . . . . 4-16
Smart key precautions . . . . . . . . . . . . . . . . . . . . . . . 4-14
Special driving conditions . . . . . . . . . . . . . . . . . . . . . 5-144
Driving at night . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-147
Driving in flooded areas. . . . . . . . . . . . . . . . . . . . . 5-148
Driving in the rain . . . . . . . . . . . . . . . . . . . . . . . . . 5-147
Driving off-road . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-148
Hazardous driving conditions . . . . . . . . . . . . . . . . 5-144
Highway driving . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-148
Reducing the risk of a rollover. . . . . . . . . . . . . . . . 5-144
Rocking the vehicle . . . . . . . . . . . . . . . . . . . . . . . . 5-146
Smooth cornering . . . . . . . . . . . . . . . . . . . . . . . . . . 5-146Steering wheel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-47
Electric Power Steering (EPS) . . . . . . . . . . . . . . . . . 4-47
Heated steering wheel . . . . . . . . . . . . . . . . . . . . . . . 4-49
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-50
Tilt and telescopic steering. . . . . . . . . . . . . . . . . . . . 4-48
Storage compartments . . . . . . . . . . . . . . . . . . . . . . . . 4-164
Center console storage . . . . . . . . . . . . . . . . . . . . . . 4-164
Glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-164
Luggage box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-166
Sunglass holder . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-165
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-42
Resetting the sunroof . . . . . . . . . . . . . . . . . . . . . . . . 4-45
Sliding the sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . 4-43
Sunroof open warning . . . . . . . . . . . . . . . . . . . . . . . 4-46
Sunshade. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-45
Tilting the sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . 4-44
Theft-alarm system . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18
Armed stage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18
Disarmed stage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20
Theft-alarm stage . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
Tire Pressure Monitoring System (TPMS) . . . . . . . . . . 6-13
Changing a tire with TPMS . . . . . . . . . . . . . . . . . . . 6-17
Check tire pressure . . . . . . . . . . . . . . . . . . . . . . . . . . 6-13
Low tire pressure position telltale . . . . . . . . . . . . . . 6-15
Low tire pressure telltale . . . . . . . . . . . . . . . . . . . . . 6-15
T