TroubleAtlas Score
HYUNDAI NEXO (2019–2024) — Technical Guide, Fault Codes & Maintenance
Built 2019–2024 · all production years covered on this single page
Hydrogen Fuel Cell • Gasoline
© Wikimedia Commons CC BY-SA
TroubleAtlas Score
An independent value score for the Hyundai Nexo (2019–2024) — reliability, safety, cost, parts, upkeep and documentation. Owing nothing to the manufacturer.
Scorecard · each voice 0–10
Reliabilityn/a
Safety & recallsn/a
Repair cost6.4
Parts & repairability4.8
Maintenance & durabilityn/a
Documentation & support3.9
Independent · Verified · Never for sale
Every figure on this Hyundai Nexo (2019–2024) 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 Hyundai Nexo (2019–2024) is powered by a Hydrogen Fuel Cell engine. Its OEM tyre size is 215/55 R16. 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 Motor | 1.5h | € 67–€ 112 |
| Cooling Fan Relay | 0.3h | € 13–€ 22 |
| Engine Oil Cooler | 2.0h | € 90–€ 150 |
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 |
|---|---|---|
| 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 |
| Engine Mount - Front | 1.5h | € 67–€ 112 |
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 |
| Transmission Control Module | 1.0h | € 45–€ 75 |
| Transmission Cooler Lines | 1.0h | € 45–€ 75 |
| Transmission Filter | 1.0h | € 45–€ 75 |
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 (6)
NHTSA R/2020/382
If An Abnormality Is Registered Within The Ieb System That May Illuminate The Malfunction Indicator Lamp On The Vehicle Cluster Braking Performance May Be Reduced
Date: 25-01-2021
If an abnormality is registered within the IEB system that might illuminate the malfunction indicator lamp (MIL) on the vehicle cluster braking performance may be reduced.
NHTSA 22V258000
Fuel System, Other › Delivery
Date: 14/04/2022
Hyundai Motor America (Hyundai) is recalling certain 2019-2021 Nexo vehicles. The hydrogen gas detection sensors may fail to detect leaks in the hydrogen gas delivery system.
NHTSA 24V761000
Fuel System, Other › Storage › Tank Assembly › Pressure Relief Devices
Date: 11/10/2024
Hyundai Motor America (Hyundai) is recalling certain 2019-2024 Nexo vehicles. The thermally activated pressure relief device (TPRD) may break and cause a hydrogen gas leak, which can result in a fire while parked.
NHTSA 20V213000
Electrical System › Software
Date: 09/04/2020
Hyundai Motor America (Hyundai) is recalling certain 2020 Nexo and Sonata vehicles. The Remote Smart Parking Assist (RSPA) software may fail to prevent vehicle movement upon detection of an RSPA system malfunction.
NHTSA 22V228000
Fuel System, Other › Storage › Tank Assembly › Filling/Charging
Date: 07/04/2022
Hyundai Motor America (Hyundai) is recalling certain 2019 Nexo vehicles. Following hydrogen refueling, the inlet receptacle filter could detach and cause a hydrogen fuel leak.
NHTSA 20V748000
Service Brakes, Hydraulic › Power Assist › Electric › Control Module › Software
Date: 01/12/2020
Hyundai Motor America (Hyundai) is recalling certain 2019-2020 Nexo Fuel Cell and 2019-2021 Kona Electric vehicles. The Integrated Electronic Brake (IEB) system may detect an abnormal sensor signal and as a result, may significantly reduce braking performance.
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
57 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
TPMS Warning (Hyundai)Tyres
e-4WD Fault (Hyundai)Chassis
🟡 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
Lane Keeping Assist Off (Hyundai)ADAS
🔵 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
BlueLink Connected (Hyundai)Electrical
REPORTED COMPLAINTS & PROBLEMS (NHTSA)
19 owner complaints filed with the U.S. National Highway Traffic Safety Administration (NHTSA) for the Hyundai Nexo across model years 2019–2024. These are real, verified reports submitted by vehicle owners.
Complaints by model year (most reported first)
Model year 20207
Model year 20236
Model year 20193
Model year 20212
Model year 20221
Most reported components (all years)
Fuel/Propulsion System7
Unknown Or Other4
Engine3
Electrical System3
Service Brakes2
Fuel System2
Sample reports
PLEASE SEE ATTACH FOR DETAILS 1. Component or System Involved The Fuel Cell System and Accelerator Pedal Control System are suspected to have malfunctioned. The issue is characterized by the vehicle's failure to respond to input from th… (MY 2020)
The vehicle uses hydrogen fuel which is stored in three high pressure cylinders. Any fires or damage to the vehicle that affects the fuel system can result in an explosion. During a recent recall, customers were recommended not to park n… (MY 2023)
WHEN THE CAR IS MOVING, A "REGENERATIVE BRAKE SYSTEM FAILURE" MAY OCCUR. WHEN THIS ERROR OCCURS, BRAKING EFFECTIVENESS IS DRAMATICALLY REDUCED AND THE CAR'S SPEED IS LIMITED TO 13 MPH. ADDITIONALLY, THE CAR WILL NOT CREEP FORWARD OR HOLD… (MY 2019)
I WAS DRIVEN ABOUT 65 MILES WHEN SUDDENLY SHOW ON THE CLUSTER EMERGENCY BRAKE APPLY IT HAPPEN TODAY AND ABOUT 2 WEEKS BEFORE . I HAPPEN LIKE 5 SECONDS AND DISAPPEAR AND BOTH CASES. (MY 2023)
Source: NHTSA complaints database (U.S. data.gov). Figures cover production years 2019–2024.
Frequently Asked Questions
Does the Hyundai Nexo have any safety recalls?
Yes — 5 official NHTSA recall campaign(s) affect this model, mainly: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:ELECTRIC:CONTROL MODULE:SOFTWARE, FUEL SYSTEM. Check the recalls section for your exact year/VIN.
What does fault code P0003 mean on the Hyundai Nexo?
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 Hyundai Nexo?
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 Hyundai Nexo?
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 fuel system problems common on the Hyundai Nexo?
Yes — 12 of 19 real owner reports filed with NHTSA mention the fuel system. One owner reported: “I bought a 2019 Hyundai Nexo Fuel Cell on 04/29/2020 from Lithia Hyundai of Mission Hills without been notified of the two existent recalls with no remedy yet available from Hyundai. In fact, these R…” See the owner-reported complaints section below for more.
What tyres does the Hyundai Nexo (2019–2024) use?
The original OEM tyre size for the Hyundai Nexo (2019–2024) is 215/55 R16. Compatible alternative sizes: ["225/50R19", "245/45R19", "225/60R17", "245/50R18", "225/55R18"]. See the Tyres section on this page to compare offers from the main suppliers.
Which OBD2 fault codes are commonly documented for the Hyundai Nexo (2019–2024)?
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 Hyundai Nexo (2019–2024) be serviced?
Routine maintenance for the Hyundai Nexo (2019–2024) 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.
Found what you were looking for? Explore other Hyundai models in our database, compare tyre offers in your size, or search a specific fault code in the TroubleAtlas OBD2 database.