Problems owners report
Complaints filed with NHTSA about the 2018 Fiat 500X, by the system named in each complaint. One complaint can name several.
- Engine7
- Electrical system5
- Power train4
- Service brakes2
- Fuel/propulsion system2
- Vehicle speed control1
- Structure1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
New York safety inspections
At its first New York inspection the 2018 Fiat 500X failed the safety check 1.28% of the time — 23% less often than the average 2018 passenger car (1.65%). Median odometer at inspection: 40,994 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Registered new in Europe in 2018
94,475 new Fiat 500X cars were registered in the EU, Norway and Iceland in 2018; the largest markets were Italy (49,634), France (15,433), Spain (9,764).
- Average mass
- 1,401 kg
- Average CO₂
- 149 g/km (WLTP)
- Average power
- 86 kW
- Fuel type recorded
- Diesel 54% · Petrol 39% · LPG 6.9%
European Environment Agency, CO₂ emissions from new passenger cars · averages weighted by registrations; CO₂ is the type-approval value; fuel type as recorded at registration, where many non-plug-in hybrids appear as petrol · re-use permitted with acknowledgement
Engines
The most common engines in 2018 Fiat 500X cars on Dutch roads are the 1.4 petrol (103 kW, 138 hp), 1.0 petrol (88 kW, 118 hp) and 1.6 petrol (81 kW, 109 hp), out of 5 versions with at least 20 cars.
| Engine | Power | Cars |
|---|---|---|
| 1.4 petrol | 103 kW 138 hp | 556 |
| 1.0 petrol | 88 kW 118 hp | 118 |
| 1.6 petrol | 81 kW 109 hp | 110 |
| 1.4 petrol | 100 kW 134 hp | 102 |
| 1.3 petrol | 111 kW 149 hp | 21 |
RDW Open Data (CC0): registered passenger cars and their fuel data · engine size rounded to 0.1 litre, net maximum power · versions with at least 20 cars
In the Netherlands
922 first registered in 2018 are on Dutch roads; 47% arrived later as imports. Median list price when new: €29,504.
Most common APK defects
- Bandenspanning niet op juiste waarde386
- Band onvoldoende profiel154
- Dimlicht onjuist afgesteld148
- Stofhoes stuurinrichting beschadigd, dicht niet af98
- Band beschadigd91
- Band(en) aanwezig met een profieldiepte van 1,6 t/m 2,5 mm88
- Mistlicht voor onjuist afgesteld50
- Ruitenwisserinstallatie geeft onvoldoende zicht38
Colours
RDW Open Data: registered vehicles and APK defects (CC0) · defect descriptions in the RDW's Dutch wording
In the United Kingdom
1,682 cars built in 2018 were licensed for the road at the end of 2025, and 15 more were declared off the road (SORN).
Department for Transport and DVLA, vehicle licensing statistics (table VEH0124, year of manufacture) · Open Government Licence v3.0
MOT test results in Great Britain
In 2023, 2,859 of these cars first registered in 2018 took their annual MOT test. 87% passed first time; among all cars first registered in 2018 the figure was 84%.
| Failed on | These cars | All cars from 2018 |
|---|---|---|
| Tyres | 5.2% | 5.2% |
| Lamps, reflectors and electrical equipment | 2.6% | 4.0% |
| Suspension | 2.0% | 1.6% |
| Visibility | 1.6% | 3.6% |
| Noise, emissions and leaks | 1.5% | 1.0% |
| Brakes | 0.8% | 2.9% |
DVSA anonymised MOT tests and results, 2023 (Department for Transport) · Open Government Licence v3.0 · first tests only; a fix made at the test station within the hour still counts as a fail
In Finland
13 of these cars first registered in 2018 were in use in Finland on 30 Jun 2026, with an average of 86,000 km on the odometer at their last inspection.
Traficom (Finnish Transport and Communications Agency), open data on vehicles in use · CC BY 4.0
In New Zealand
35 2018 cars are on the New Zealand register.
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · CC BY 4.0
Crash-test ratings
NHTSA 5-star results for 2 variants; not yet fully rated. Rollover risk is the estimated chance of rolling over in a single-vehicle crash.
| Variant | Overall | Rollover risk |
|---|---|---|
| 2018 Fiat 500X SUV 2WD | — | 0.0 % |
| 2018 Fiat 500X SUV 4WD | — | 0.0 % |
- Electronic stability control
- Standard
- Forward collision warning
- No
- Lane departure warning
- No
- Best overall rating
- —
NHTSA New Car Assessment Program (5-Star Safety Ratings), api.nhtsa.gov · US federal work, public domain
Fuel consumption
Official Canadian test results for 3 variants: combined 8.4–9.7 L/100 km (about 24–28 mpg US), CO₂ 197–226 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| 500X · Sport utility vehicle: Small · Regular gasoline | 9.5 | 7.1 | 8.4 |
| 500X · Sport utility vehicle: Small · Regular gasoline | 10.7 | 7.8 | 9.4 |
| 500X AWD · Sport utility vehicle: Small · Regular gasoline | 11.0 | 8.0 | 9.7 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
2 Transport Canada recalls for the 2018 Fiat 500X.
| 2024548 15 Aug 2024 | Label Issue: On certain vehicles, the tire and loading information label does not list that there is no spare tire in both official languages. The label reads as "N… |
| 2018422 9 Aug 2018 | Powertrain Certain vehicles may have been built with a defective powertrain controller. If the powertrain controller fails while driving the engine may stall, increasing t… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
Chrysler (FCA US LLC) is recalling certain 2018 Jeep Renegade, Compass and Grand Cherokee, RAM 1500 and Promaster, Fiat 500x, Dodge Journey, Challenger, Charger and Durango and Chrysler 300x vehicles, 2017-2018 Jeep Wrangler, Dodge Grand Caravan and Chrysler Town and Country vehicles and 2018-2019 Jeep Cherokee and 2018 Chrysler Pacifica and Pacifica Hybrid vehicles. The powertrain control module may be equipped with a voltage regulator chip in the circuit board that may fail, causing a stall or a no start condition.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Fiat told its dealers about the 2018 Fiat 500X: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11006983 | "2.4L Excessive Oil Consumption XB1 Warranty Extension The customer may describe one or more of the following: Oil pressure low indicator lamp illumination between oil changes. Excessive oil consumption. This bulletin involves performing an oil consumption verification test and possibly replacing the long block." |
| 11002828 | "Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On " |
| 10251783 | Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On |
| 10248925 | Air Bag Warning Lamp Illumination Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) has been set: ? B0050-1D - Driver Front Buckle Switch - Out of Range (Active or Stored). ? B0050-13 - Driver Front Buckle Switch - Circuit open (Active or Stored). This bulletin involves replacing the inline seat connector. |
| 10248509 | Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved. |
| 10244356 | LIFTER, Hydraulic Roller Deactivating Please do not replace MDS lifters because the disconnecting pin is not lined up, this is normal and not a defect. |
| 10244348 | Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved. |
| 10243275 | Air Bag Warning lamp Illumination Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) has been set: ? /B0050-1D - Driver Front Buckle Switch - Out of Range (Active or Stored). ? B0050-13 - Driver Front Buckle Switch - Circuit open (Active or Stored). This bulletin involves replacing the inline seat connector. |
| 10243209 | FCA Caribbean Warranty Bulletin ID-23-20 "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC |
| 10243208 | Warranty Bulletin D-16-03 - "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC (Rev. B) |
| 10242717 | Lubrication and Maintenance Fluids If MOPAR fluids and chemicals are not readily available, please review Service Library for specifications so a suitable alternative can be used |
| 10239957 | Water Quality When Mixed With Engine Coolant |
| 10236933 | wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK |
| 10236928 | 2.4L Excessive Oil Consumption XB1 Warranty Extension The customer may describe one or more of the following: ? Oil pressure low indicator lamp illumination between oil changes. ? Excessive oil consumption. This bulletin involves performing an oil consumption verification test and possibly replacing the long block. |
| 10234420 | Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On |
| 10231750 | Warranty Bulletin D-23-01 - (XB1) 2.4L Engine ? Select 2014 - 2019 Jeep Cherokee (KL), 2017 - 2018 Jeep Compass (MP), 2015 - 2018 Jeep Renegade (FWD/AWD) (BU), 2013 - 2016 Dodge Dart (PF), 2015 - 2017 Chrysler 200 (UF), 2016 - 2018 Fiat 500X (FWD) (FB), (AWD), 2015 - 2018 Ram Promaster City (VM) |
| 10230183 | No Start, Cannot Complete Module Replace, Proxi Or Module Proxi Configuration |
| 10230180 | Issue involves overheating, running hot, coolant leaks and related symptoms after a Mopar replacement engine has been installed in the vehicle. |
| 10229804 | 2.4L Engine Oil Consumption Test The customer may comment that the vehicles engine oil level is low or they need to add oil between oil change intervals and no visible signs of oil leaking from the engine. This bulletin involves performing an oil consumption verification test. |
| 10229572 | Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components. |
| 10229320 | 2.4L Engine Oil Consumption Test This bulletin involves performing an oil consumption verification test. The customer may comment that the vehicles engine oil level is low or they need to add oil between oil change intervals and no visible signs of oil leaking from the engine. |
| 10229285 | Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns |
| 10229059 | No Start, After Flash And Or PCM Replace, DTC P0513 Invalid Skim Key Setting |
| 10229041 | Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off |
| 10227983 | If a Mopar oil filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils. |
NHTSA manufacturer communications (public domain)