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KIA K5 (2021–2024): Full Technical Specs & OBD2 Diagnostics
Built 2021–2024 · all production years covered on this single page
2.5L I4 Turbo • Gasoline
© Wikimedia Commons CC BY-SA
TroubleAtlas Score
An independent value score for the Kia K5 (2021–2024) — reliability, safety, cost, parts, upkeep and documentation. Owing nothing to the manufacturer.
Scorecard · each voice 0–10
Reliabilityn/a
Safety & recallsn/a
Repair cost5.0
Parts & repairability4.8
Maintenance & durabilityn/a
Documentation & support5.2
Independent · Verified · Never for sale
Every figure on this Kia K5 (2021–2024) page is aggregated and cross-checked against more than 6.6 million real workshop operations, NHTSA records and OEM technical sources — and updated continuously. No invented estimates.
The Kia K5 (2021–2024) is powered by a 2.5L I4 Turbo engine. Use the sections below for verified fluids, battery, OEM tyres, the maintenance schedule, recommended parts and the most commonly reported OBD2 fault codes for this vehicle.
Common problems
Common repairs
Fluids & lubricants
Battery
Fault codes (OBD2)
Dashboard lights
Parts comparator
Accessories & tools
Tyres
Recalls & TSB
Complaints
Workshops nearby
COMMON PROBLEMS
Engine overheatingFREQUENT
Engine temperature over limits — check coolant level, thermostat and radiator.
Related codes: P0217
Oil pressure sensor: low signalFREQUENT
ECU detects insufficient oil pressure — check oil level and sensor.
Related codes: P0522
Insufficient oil pressureFREQUENT
Oil pressure below critical threshold — stop the engine and check immediately.
Related codes: P0524
Engine control module (PCM) faultFREQUENT
Faulty ECU processor — requires specialist workshop diagnosis.
Related codes: P0606
Throttle actuatorFREQUENT
Throttle actuator motor circuit open — loss of throttle response.
Related codes: P2100
COMMON REPAIRS
Front brake pads
Difficulty: Easy
0.8h
€56 – €72
Rear brake pads
Difficulty: Easy
0.9h
€63 – €81
Engine oil change
Difficulty: Easy
0.3h
€21 – €27
ABS Module
Difficulty: Medium
2.0h
€140 – €180
AVERAGE INDICATIVE COSTS
Prices may vary by area and workshop.
Full service
€ 120 – € 200
Full brake service
€ 180 – € 300
Spark plug replacement
€ 80 – € 140
Electronic diagnosis
€ 40 – € 70
OFFICIAL LABOUR TIMES (OLP)
Standard labour hours from a database of 6.6M+ real shop operations, with an indicative labour-cost estimate for your country.
Brakes8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| ABS Module | 2.0h | € 90–€ 150 |
| ABS Pump | 2.5h | € 112–€ 187 |
| ABS Tone Ring | 1.5h | € 67–€ 112 |
| ABS Wheel Speed Sensor - Front | 0.8h | € 36–€ 60 |
| ABS Wheel Speed Sensor - Rear | 0.8h | € 36–€ 60 |
| Brake Bleed - All Four | 1.0h | € 45–€ 75 |
| Brake Booster | 2.5h | € 112–€ 187 |
| Brake Booster Check Valve | 0.3h | € 13–€ 22 |
Cooling8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Coolant Bypass Pipe | 1.5h | € 67–€ 112 |
| Coolant Flush | 1.0h | € 45–€ 75 |
| Coolant Reservoir | 0.5h | € 22–€ 37 |
| Coolant Temperature Sensor | 0.5h | € 22–€ 37 |
| Cooling Fan Assembly | 1.0h | € 45–€ 75 |
| Cooling Fan Clutch | 1.0h | € 45–€ 75 |
| Cooling Fan Motor | 1.5h | € 67–€ 112 |
| Cooling Fan Relay | 0.3h | € 13–€ 22 |
Electrical8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Airbag - Driver | 1.0h | € 45–€ 75 |
| Airbag - Passenger | 1.5h | € 67–€ 112 |
| Airbag - Side | 2.0h | € 90–€ 150 |
| Airbag Module/Computer | 1.0h | € 45–€ 75 |
| Alternator | 1.5h | € 67–€ 112 |
| Alternator Belt | 0.5h | € 22–€ 37 |
| Amplifier | 1.5h | € 67–€ 112 |
| Antenna | 0.5h | € 22–€ 37 |
Engine8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Boost Pressure Sensor | 0.5h | € 22–€ 37 |
| Camshaft Position Sensor | 1.0h | € 45–€ 75 |
| Camshaft R&R | 8.0h | € 360–€ 600 |
| Connecting Rod Bearings | 15.0h | € 675–€ 1125 |
| Crankshaft Position Sensor | 1.0h | € 45–€ 75 |
| Crankshaft R&R | 20.0h | € 900–€ 1500 |
| Cylinder Head R&R | 6.0h | € 270–€ 450 |
| Cylinder Head Resurface | 8.0h | € 360–€ 600 |
Exhaust8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Air Injection Check Valve | 0.8h | € 36–€ 60 |
| Catalytic Converter - California | 1.5h | € 67–€ 112 |
| Catalytic Converter - Direct Fit | 1.5h | € 67–€ 112 |
| Catalytic Converter - Universal | 2.0h | € 90–€ 150 |
| Downpipe | 2.0h | € 90–€ 150 |
| EGR Cooler | 3.0h | € 135–€ 225 |
| EGR Tube | 1.5h | € 67–€ 112 |
| EGR Valve | 1.0h | € 45–€ 75 |
Fuel system8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Charcoal Canister | 1.0h | € 45–€ 75 |
| EVAP Purge Valve | 0.8h | € 36–€ 60 |
| EVAP Vent Valve | 0.8h | € 36–€ 60 |
| Fuel Cap | 0.1h | € 4–€ 7 |
| Fuel Filler Neck | 1.5h | € 67–€ 112 |
| Fuel Filter | 0.5h | € 22–€ 37 |
| Fuel Filter - In-Tank | 2.0h | € 90–€ 150 |
| Fuel Injector - Single | 1.0h | € 45–€ 75 |
HVAC8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| AC Accumulator | 1.5h | € 67–€ 112 |
| AC Clutch Coil | 1.5h | € 67–€ 112 |
| AC Compressor | 2.5h | € 112–€ 187 |
| AC Compressor Clutch | 2.0h | € 90–€ 150 |
| AC Compressor Oil Add | 0.5h | € 22–€ 37 |
| AC Condenser | 2.5h | € 112–€ 187 |
| AC Evaporator | 6.0h | € 270–€ 450 |
| AC Expansion Valve (TXV) | 4.0h | € 180–€ 300 |
Steering8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Center Link/Drag Link | 1.5h | € 67–€ 112 |
| Electric Power Steering Module | 1.5h | € 67–€ 112 |
| Electric Power Steering Motor | 2.5h | € 112–€ 187 |
| Idler Arm | 1.0h | € 45–€ 75 |
| Pitman Arm | 1.2h | € 54–€ 90 |
| Power Steering Fluid Flush | 0.5h | € 22–€ 37 |
| Power Steering Gear Box | 3.5h | € 157–€ 262 |
| Power Steering Hose - High Pressure | 1.0h | € 45–€ 75 |
Suspension8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Air Line | 1.0h | € 45–€ 75 |
| Air Spring/Air Bag | 1.5h | € 67–€ 112 |
| Air Suspension Compressor | 1.5h | € 67–€ 112 |
| Air Suspension Height Sensor | 1.0h | € 45–€ 75 |
| Air Suspension Valve Block | 2.0h | € 90–€ 150 |
| Ball Joint - Lower | 1.8h | € 81–€ 135 |
| Ball Joint - Upper | 1.5h | € 67–€ 112 |
| Ball Joints - Upper and Lower | 3.0h | € 135–€ 225 |
Transmission8 operations
| Operation | Labour hours (OLP) | Est. labour cost |
|---|---|---|
| Kickdown Cable | 0.8h | € 36–€ 60 |
| Neutral Safety Switch | 1.0h | € 45–€ 75 |
| Overdrive Solenoid | 2.0h | € 90–€ 150 |
| Shift Cable | 1.5h | € 67–€ 112 |
| Shift Linkage | 1.0h | € 45–€ 75 |
| Shift Solenoid - Single | 4.1h | € 184–€ 307 |
| Shift Solenoids - All | 9.0h | € 405–€ 675 |
| Torque Converter | 6.9h | € 310–€ 517 |
WORKSHOP LABOUR RATES BY COUNTRY
Average independent-workshop hourly labour rates, to estimate repair costs in your country.
🇩🇪Germany€95/h
🇪🇸Spain€55/h
🇫🇷France€75/h
🇮🇹Italy€45/h
🇬🇧UK£80/h
🇺🇸USA$120/h
Reference rate
€45/h
Source: Eurostat 2024
📋 RECALLS & TSB (7)
NHTSA 25V493000
Structure › Body › Roof And Pillars
Date: 28/07/2025
Kia America, Inc. (Kia) is recalling certain 2023-2025 K5 vehicles. The left and right rear window trim pieces may loosen and detach.
NHTSA 25V794000
Fuel System, Gasoline
Date: 17/11/2025
Kia America, Inc. (Kia) is recalling certain 2021-2024 K5 vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.
NHTSA 21V447000
Lane Departure › Lane Keep › Steering Assist
Date: 14/06/2021
Kia Motors America (Kia) is recalling certain 2021-2022 K5 vehicles equipped with 2.5L T-GDI engines. The Rack-Mounted Motor Driven Power Steering (R-MDPS) system lacks the ability to diagnose communication faults. If a communication fault occurs while driving around a curve wi…
NHTSA 22V760000
Power Train › Automatic Transmission
Date: 11/10/2022
Kia Motors, Inc. (Kia) is recalling certain 2021-2022 Sorento and 2021-2023 K5 vehicles. The vehicle's "fail-safe" limited-mobility drive mode may be impaired, when prompted by a transmission oil pump malfunction, which can result in a complete loss of drive power.
NHTSA 21V164000
Air Bags › Air Bag/Restraint Control Module
Date: 11/03/2021
Kia Motors America (Kia) is recalling certain 2021 Telluride, K5, and Forte vehicles. The Occupant Classification and Detection System (OCS/ODS) unit may not detect the presence of a child restraint system in the front passenger seat. As such, these vehicles fail to comply with …
NHTSA 21V519000
Fuel System, Gasoline › Delivery › Hoses, Lines/Piping, And Fittings
Date: 08/07/2021
Kia Motor America (Kia) is recalling certain 2021 Sorento and 2021-2022 K5 vehicles equipped with 2.5L turbocharged engines. Fuel may leak at the pipe connection between the high-pressure fuel pump and fuel rail.
NHTSA 23V149000
Air Bags › Side/Window › Curtain
Date: 07/03/2023
Kia America, Inc. (Kia) is recalling certain 2021-2023 K5 vehicles. The side curtain air bags may have been installed incorrectly, causing them not to deploy properly in the event of a crash.
COMMON OBD2 CODES TO CHECK
P0420
Catalyst System Efficiency Below Threshold Bank 1
Powertrain
P0171
System Too Lean Bank 1
Powertrain
P0300
Random/Multiple Cylinder Misfire Detected
Powertrain
P0441
EVAP Incorrect Purge Flow
Powertrain
P0128
Coolant Thermostat Below Regulating Temperature
Powertrain
P0455
EVAP System Leak Detected (Gross Leak)
Powertrain
P0700
Transmission Control System (MIL Request)
Powertrain
P0507
Idle Air Control System RPM Higher Than Expected
Powertrain
P0174
System Too Lean Bank 2
Powertrain
All documented fault codes for this vehicle
The most documented diagnostic codes for this model, by system and severity. Tap a code for the full guide.
P1123
powertrain
MODERATEP1693
powertrain
MODERATEP1611
powertrain
LOWP1586
powertrain
MODERATEP1307
powertrain
LOWP1295
powertrain
HIGHP1147
powertrain
HIGHP1118
powertrain
HIGHP1166
powertrain
MODERATEP1505
powertrain
MODERATEP1124
powertrain
MODERATEP1608
powertrain
CRITICALP1151
powertrain
HIGHP1440
powertrain
LOWP1110
powertrain
HIGHP1506
powertrain
MODERATEP1523
powertrain
LOWP1155
powertrain
HIGHP1134
powertrain
MODERATEP1111
powertrain
LOW
DASHBOARD WARNING LIGHTS — UNIVERSAL GUIDE
56 warning lights classified by urgency. Appears on your vehicle? Check the urgency level.
Show all dashboard warning lights
🔴 IMMEDIATE STOP — pull over
Oil Pressure WarningEngine
Engine Temperature WarningCooling
Brake System WarningBrakes
Immobilizer / Key FaultSecurity
🟠 WARNING — check soon
Malfunction Indicator Light (MIL) / Check EngineEngine
Diesel Particulate Filter (DPF)Emissions
Battery / Charging SystemElectrical
Low Fuel WarningFuel
ABS WarningBrakes
Brake Pad Wear IndicatorBrakes
Electronic Parking Brake (EPB)Brakes
Power Steering WarningSteering
ESC / Stability Control FaultChassis
Tire Pressure Warning (TPMS)Chassis
Transmission Temperature WarningTransmission
Transmission / Gearbox FaultTransmission
Airbag / SRS WarningActive safety
EGR / Exhaust Gas Recirculation FaultEmissions
Catalytic Converter / Emissions FaultEmissions
AdBlue / DEF Level LowEmissions
Coolant Level LowCooling
Hybrid / EV System WarningHybrid
EV Charge System FaultHybrid
12V Battery (Hybrid/EV Auxiliary)Hybrid
Suspension Fault / Air SuspensionSuspension
CAN Bus / Network Communication FaultNetwork
Water in Fuel FilterFuel
Diesel Injector FaultFuel
Steering Angle Sensor FaultSteering
Turbo / Boost Pressure FaultEngine
Regenerative Braking Fault (Hybrid/EV)Hybrid
LDWS Fault (Kia)ADAS
AEB Fault (Kia)ADAS
🟡 MONITOR
Fuel Cap / Evap SystemEmissions
4WD / AWD SystemDrivetrain
Bulb Failure WarningLighting
Headlight Range / Leveling FaultLighting
Service / Maintenance DueMaintenance
A/C System FaultHvac
Clutch Wear WarningTransmission
Cruise Control / ACC FaultADAS
🔵 INFORMATION
Engine Temperature Low (Blue)Cooling
Glow Plug / Diesel PreheatEngine
Traction Control / ESC OffChassis
Seatbelt ReminderActive safety
Rear Fog Light IndicatorLighting
Lane Departure / LDWS WarningADAS
Forward Collision Warning (FCW/AEB)ADAS
Blind Spot Monitor FaultADAS
Rear Parking Sensor / Camera FaultADAS
Windshield Washer Fluid LowMaintenance
Door Open WarningBody
Hood / Trunk Open WarningBody
Gear Shift Indicator (Manual)Transmission
Sport / Performance Mode ActiveTransmission
Drive Mode (Kia)Engine
REPORTED COMPLAINTS & PROBLEMS (NHTSA)
372 owner complaints filed with the U.S. National Highway Traffic Safety Administration (NHTSA) for the Kia K5 across model years 2021–2024. These are real, verified reports submitted by vehicle owners.
28 crash reports 5 fires 41 injuries 3 deaths
Complaints by model year (most reported first)
Model year 2021143
Model year 2022116
Model year 202391
Model year 202422
Most reported components (all years)
Fuel/Propulsion System82
Electrical System66
Engine62
Unknown Or Other60
Power Train46
Structure33
Sample reports
The contact owns a 2024 Kia K5. The contact received the recall notice of NHTSA Campaign Number: 25V794000 (Fuel System, Gasoline). The contact was concerned that the vehicle might catch fire while driving. The local dealer was contacted… (MY 2024)
I've took my lease vehicle too dealer for the same problem 3 time car shake no matte what speed check engine light flashes code P0302 cylinder 2 misfire (MY 2021)
Engine came on and off twice, car was smelling like gas and driving rough. Tried to put gas in car and it would not take the gas, it wasted all over car. I checked my back seat and felt it was hard and sitting right so I looked under and… (MY 2023)
UNKNOWN. Engine misfires. Piston rings (MY 2022)
Source: NHTSA complaints database (U.S. data.gov). Figures cover production years 2021–2024.
Frequently Asked Questions
Does the Kia K5 have any safety recalls?
Yes — 7 official NHTSA recall campaign(s) affect this model, mainly: AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE, FUEL SYSTEM, GASOLINE:DELIVERY:HOSES. Check the recalls section for your exact year/VIN.
What does fault code P0003 mean on the Kia K5?
Fuel Volume Regulator Control Circuit Low This code is among the most documented for this model — tap it in the OBD2 section for the full step-by-step guide.
What does fault code P0002 mean on the Kia K5?
Fuel Volume Regulator Control Circuit Range/Performance This code is among the most documented for this model — tap it in the OBD2 section for the full step-by-step guide.
What does fault code P0001 mean on the Kia K5?
Fuel Volume Regulator Control Circuit/Open This code is among the most documented for this model — tap it in the OBD2 section for the full step-by-step guide.
Are engine problems common on the Kia K5?
Yes — 93 of 354 real owner reports filed with NHTSA mention the engine. One owner reported: “The contact owns a 2021 Kia K5. The contact stated while driving at an undisclosed speed, the vehicle shuddered. The check engine warning light was intermittently illuminated. The failure occurred on …” See the owner-reported complaints section below for more.
Are fuel system problems common on the Kia K5?
Yes — 95 of 354 real owner reports filed with NHTSA mention the fuel system. One owner reported: “The contact owns a 2021 Kia K5. The contact stated that while driving 65-70 MPH, the fuel gauge displayed zero miles to empty. The contact pulled into the nearest gas station, and while attempting to …” See the owner-reported complaints section below for more.
Are electrical problems common on the Kia K5?
Yes — 126 of 354 real owner reports filed with NHTSA mention the electrical. One owner reported: “The contact owns a 2021 Kia K5. The contact stated while driving at an undisclosed speed, the vehicle shuddered. The check engine warning light was intermittently illuminated. The failure occurred on …” See the owner-reported complaints section below for more.
Which OBD2 fault codes are commonly documented for the Kia K5 (2021–2024)?
Commonly documented OBD2 codes across many vehicles include: P0420, P0300, P0171. Find the full description, likely causes and estimated repair costs in the OBD2 Codes section on this page.
How often should the Kia K5 (2021–2024) be serviced?
Routine maintenance for the Kia K5 (2021–2024) typically includes an oil change every 6,000–9,000 miles (10,000–15,000 km), an air filter every 12,000–18,000 miles (20,000–30,000 km) and a brake inspection every 12,000 miles (20,000 km). Check the full plan with specific intervals in the Scheduled Maintenance section on this page.
Have a specific fault code on your Kia K5 (2021–2024)? Search the code in the OBD2 section of this page or use the full TroubleAtlas DTC database. Need tyres? Compare prices and compatible sizes in the TroubleAtlas comparator.