Problems owners report
Complaints filed with NHTSA about the 2018 Mazda Mazda3, by the system named in each complaint. One complaint can name several.
- Electrical system30
- Unknown or other26
- Visibility/wiper16
- Back over prevention16
- Engine12
- Fuel/propulsion system7
- Service brakes6
- Power train5
- Forward collision avoidance5
- Fuel system, gasoline4
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 5 injuries and 1 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Fatal crashes in the US
From 2020 to 2023, 34 2018 Mazda3 vehicles were involved in crashes on US public roads in which someone died; 15 people died inside them, and 3 of the vehicles rolled over. This is a count, not a crash rate: it grows with the number of cars on the road.
NHTSA Fatality Analysis Reporting System (FARS), crash years 2020–2023 (public domain)
Registered new in Europe in 2018
38,569 new Mazda Mazda3 cars were registered in the EU, Norway and Iceland in 2018; the largest markets were Germany (11,721), the United Kingdom (7,252), Spain (3,524).
- Average mass
- 1,296 kg
- Average CO₂
- 162 g/km (WLTP)
- Average power
- 90 kW
- Fuel type recorded
- Petrol 90% · Diesel 10%
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 Mazda Mazda3 cars on Dutch roads are the 2.0 petrol (88 kW, 118 hp), 2.0 petrol (121 kW, 162 hp) and 2.2 diesel (110 kW, 148 hp), out of 4 versions with at least 20 cars.
| Engine | Power | Cars |
|---|---|---|
| 2.0 petrol | 88 kW 118 hp | 909 |
| 2.0 petrol | 121 kW 162 hp | 33 |
| 2.2 diesel | 110 kW 148 hp | 32 |
| 1.5 petrol | 74 kW 99 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
1,003 first registered in 2018 are on Dutch roads; 36% arrived later as imports. Median list price when new: €30,744.
Most common APK defects
- Bandenspanning niet op juiste waarde406
- Band beschadigd145
- Dimlicht onjuist afgesteld131
- Ruitenwisserinstallatie geeft onvoldoende zicht118
- Band onvoldoende profiel115
- Band(en) aanwezig met een profieldiepte van 1,6 t/m 2,5 mm84
- Kentekenplaatverlichting werkt niet (goed) / ontbreekt60
- Mechanische delen van het remsysteem vertonen slijtage55
Colours
RDW Open Data: registered vehicles and APK defects (CC0) · defect descriptions in the RDW's Dutch wording
In the United Kingdom
6,984 cars built in 2018 were licensed for the road at the end of 2025, and 38 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, 7,071 of these cars first registered in 2018 took their annual MOT test. 85% passed first time; among all cars first registered in 2018 the figure was 84%.
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
676 of these cars first registered in 2018 were in use in Finland on 30 Jun 2026, with an average of 91,000 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
2,174 2018 cars are on the New Zealand register; 6% arrived as used imports, 94% were sold new in New Zealand.
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · CC BY 4.0
Crash-test ratings
NHTSA 5-star results for 2 variants; 2 of 2 rated variants score five stars overall. Rollover risk is the estimated chance of rolling over in a single-vehicle crash.
| Variant | Overall | Rollover risk |
|---|---|---|
| 2018 Mazda Mazda3 4 DR FWD | ★★★★★ | 10.5 % |
| 2018 Mazda Mazda3 5 HB FWD | ★★★★★ | 10.5 % |
- Electronic stability control
- Standard
- Forward collision warning
- Optional
- Lane departure warning
- No
- Best overall rating
- 5 / 5
NHTSA New Car Assessment Program (5-Star Safety Ratings), api.nhtsa.gov · US federal work, public domain
Fuel consumption
Official Canadian test results for 11 variants: combined 7.5–8.4 L/100 km (about 28–31 mpg US), CO₂ 174–198 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| Mazda3 4-Door · Compact · Regular gasoline | 8.4 | 6.4 | 7.5 |
| Mazda3 4-Door · Compact · Regular gasoline | 8.5 | 6.2 | 7.5 |
| Mazda3 4-Door (SIL) · Compact · Regular gasoline | 8.5 | 6.2 | 7.5 |
| Mazda3 5-Door · Mid-size · Regular gasoline | 8.4 | 6.4 | 7.5 |
| Mazda3 4-Door (i-ELOOP) · Compact · Regular gasoline | 8.5 | 6.4 | 7.6 |
| Mazda3 5-Door (SIL) · Mid-size · Regular gasoline | 8.6 | 6.4 | 7.6 |
| Mazda3 4-Door · Compact · Regular gasoline | 8.8 | 6.6 | 7.8 |
| Mazda3 5-Door · Mid-size · Regular gasoline | 9.0 | 6.7 | 7.8 |
| Mazda3 5-Door (i-ELOOP) · Mid-size · Regular gasoline | 8.7 | 6.6 | 7.8 |
| Mazda3 4-Door (SIL) · Compact · Regular gasoline | 9.3 | 6.9 | 8.2 |
| Mazda3 5-Door (SIL) · Mid-size · Regular gasoline | 9.6 | 7.0 | 8.4 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
3 Transport Canada recalls for the 2018 Mazda Mazda3.
| 2023391 14 Jul 2023 | Visual System Issue: On certain vehicles, a problem with the rearview camera connector could cause distortion or flickering of the rearview camera image. Note: This recal… |
| 2021696 12 Nov 2021 | Fuel System Issue: On certain vehicles, the fuel pump could fail. If this happens, the engine may run rough or may not start and the check engine light may turn on. This … |
| 2019169 4 Apr 2019 | Visual System Issue: An electrical problem may cause the windshield wipers to stop working. Safety Risk: Windshield wipers that do not work could affect a driver’s vi… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
Mazda North American Operations (Mazda) is recalling certain 2014-2018 Mazda3 and 2016-2021 CX-3 vehicles. The rearview camera image may not display properly by showing a flickering or distorted image.
Mazda North American Operations (Mazda) is recalling certain 2018 Mazda3, Mazda6, 2019 CX-3, 2018-2019 MX-5, CX-5, CX-9, and 2019-2020 Mazda2 vehicles. The impeller inside the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail.
Mazda North American Operations (Mazda) is recalling certain 2016-2018 Mazda3 vehicles. A defective windshield wiper relay may cause the windshield wipers to become inoperative, reducing the driver's visibility.
Mazda North American Operations (Mazda) is recalling certain 2018 Mazda3 vehicles, equipped with an incorrect exhaust valve spring. The incorrect exhaust valve spring may fail while driving, potentially causing an engine stall.
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 Mazda told its dealers about the 2018 Mazda Mazda3: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011345 | CUSTOMER SERVICE PROGRAM CSP12 - DENSO LOW-PRESSURE FUEL PUMP CUSTOMER SERVICE PROGRAM WARRANTY EXTENSION: Attention ALL Mazda Dealers: This is a Warranty Extension and not a recall campaign. Repairs are not to be made unless there is a confirmed low-pressure fuel pump failure within the coverage period. As of November 18, 2024 Repair Procedures and Parts and Warranty documents are available. |
| 11011341 | CUSTOMER SERVICE PROGRAM CSP12 - DENSO LOW-PRESSURE FUEL PUMP CUSTOMER SERVICE PROGRAM WARRANTY EXTENSION: Attention ALL Mazda Dealers: This is a Warranty Extension and not a recall campaign. Repairs are not to be made unless there is a confirmed low-pressure fuel pump failure within the coverage period. As of November 18, 2024 Repair Procedures and Parts and Warranty documents are available. |
| 11011338 | CUSTOMER SERVICE PROGRAM CSP12 - DENSO LOW-PRESSURE FUEL PUMP CUSTOMER SERVICE PROGRAM WARRANTY EXTENSION: Attention ALL Mazda Dealers: This is a Warranty Extension and not a recall campaign. Repairs are not to be made unless there is a confirmed low-pressure fuel pump failure within the coverage period. As of November 18, 2024 Repair Procedures and Parts and Warranty documents are available. |
| 11011336 | CUSTOMER SERVICE PROGRAM CSP12 - DENSO LOW-PRESSURE FUEL PUMP CUSTOMER SERVICE PROGRAM WARRANTY EXTENSION: Attention ALL Mazda Dealers: This is a Warranty Extension and not a recall campaign. Repairs are not to be made unless there is a confirmed low-pressure fuel pump failure within the coverage period. As of November 18, 2024 Repair Procedures and Parts and Warranty documents are available. |
| 11011331 | CUSTOMER SERVICE PROGRAM CSP12 - DENSO LOW-PRESSURE FUEL PUMP CUSTOMER SERVICE PROGRAM WARRANTY EXTENSION: Attention ALL Mazda Dealers: This is a Warranty Extension and not a recall campaign. Repairs are not to be made unless there is a confirmed low-pressure fuel pump failure within the coverage period. As of November 18, 2024 Repair Procedures and Parts and Warranty documents are available. |
| 11011326 | CUSTOMER SERVICE PROGRAM CSP12 - DENSO LOW-PRESSURE FUEL PUMP CUSTOMER SERVICE PROGRAM WARRANTY EXTENSION: Attention ALL Mazda Dealers: This is a Warranty Extension and not a recall campaign. Repairs are not to be made unless there is a confirmed low-pressure fuel pump failure within the coverage period. As of November 18, 2024 Repair Procedures and Parts and Warranty documents are available. |
| 11011141 | Some customers may report concerns with interior upholstery surface stains particularly on high contact areas (e.g.: seats, steering wheel, door panels, shifter...etc.). This may be caused by skin oils or chemicals such as hand lotions. |
| 11009654 | The SKYACTIV-DRIVE FW6A-EL AT uses Automatic Transmission Fluid (ATF) Type: FZ. Only use ATF-FZ to fill or top off the fluid level. ATF-FZ is specially designed for use in the SKYACTIV-DRIVE series AT. It is a low viscosity formula with less friction for better fuel economy. NOTE: ATF-FZ is colored blue for easy identification. |
| 11009644 | Some vehicles exhibit brake related concerns such as brake noise, brake judder or brake dragging. If you encounter a customer complaint for any one of these symptoms, refer to the following information to understand why symptoms may occur, and to better assist the customer in resolving their specific brake concern. |
| 11008577 | Some customers may complain about scratches on the instrument cluster lens. |
| 11007029 | For improvement of electrical diagnosis, the SKYACTIV Wiring Terminal Test Kits has been delivered all the dealers. The terminal test kit enables you: To check pin fit drag of all PCM terminals used in SKYACTIV vehicles and compare suspect terminal drag with a known good terminal. To measure the voltage/resistance avoiding any terminal damage. |
| 11007022 | Some vehicles may experience exterior trim heat damage such (melted, separating, etc.) when parked near a glass building or Low-E windows. This may be caused by the sun's reflection. |
| 11007019 | If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s) stored...), interview the customer before proceeding with normal MGSS diagnosis by asking if any aftermarket devices have been installed. Aftermarket devices may be the cause of the electrical concern. Below are a few examples of unusual electrical concerns caused by aftermarket devices. |
| 11007018 | Interior parts made of resin have antistatic coating to prevent dust from sticking on the surfaces, and depending on the conditions of use, the antistatic components may crystallize slightly, giving an appearance of white stains on the surface. To remove the stains, wipe the stained surface with a towel soaked with water mixed with a small portion of a neutral detergent. If the white stains reappear again, simply wipe them again in the same way. |
| 11007013 | Auxiliary key blank cutting procedure. There are currently 2 methods for cutting a new auxiliary key blank. A. Auxiliary Key Trace Cut Method B. Auxiliary Key Code Cut Method |
| 11007010 | Some customer's might state that they notice fluid or oil leaking/dripping on the ground when the vehicle is parked. For this concern, inspect the vehicle for any trace of a fluid or oil leak and use the following examples as a guide to determine if it is severe enough to require a repair, or just to clean the area and monitor it at the next service. |
| 11007009 | Some vehicles exhibit brake related concerns such as brake noise, brake judder or brake dragging. If you encounter a customer complaint for any one of these symptoms, refer to the following information to understand why symptoms may occur, and to better assist the customer in resolving their specific brake concern. |
| 11006998 | Use the symptom troubleshooting tables below to diagnose MAZDA CONNECT concerns. |
| 11006987 | In accordance with Federal regulations, follow the procedure listed below when replacing a speedometer. NOTE: Tampering with a motor vehicle odometer is strictly prohibited by Federal, and State laws. It is the dealers responsibility to comply with Federal, State, and local laws concerning odometer and related documentation requirements when providing a repair or replacement. Mazda vehicles are manufactured with tamper-proof speedometers. When a speedometer is replaced, the new speedometer will read zero (0) miles. This procedure is extremely important to accurately represent actual vehicle mi |
| 11006917 | Some customers may complain that their liftgate does not open. This can mean a range of things, from the liftgate not unlatching to the power liftgate (PLG) not opening automatically. If you confirm that the customer's concern is that the liftgate does not unlatch correctly, follow the repair information below. |
| 11005671 | Mazda has developed factory recommended scheduled maintenance services that support all major vehicle systems. Mazda recommends dealers follow the scheduled maintenance tables as cited in the vehicle-specific workshop manual or owner's manual. Services performed outside of Mazda's factory scheduled maintenance are not recommended. These services are unnecessary and create unneeded expenses for your customers. |
| 11003398 | Mazda has developed factory recommended scheduled maintenance services that support all major vehicle systems. Mazda recommends dealers follow the scheduled maintenance tables as cited in the vehicle-specific workshop manual or owner's manual. Services performed outside of Mazda's factory scheduled maintenance are not recommended. These services are unnecessary and create unneeded expenses for your customers. |
| 11003397 | Some automotive cleaning products contain strong acid or alkali. When these types of cleaners are used to clean the wheels on Mazda vehicles, the chemicals contents penetrate the clear coating of the wheel surface and damage the paint under the clear coating. The damaged area has the appearance of dark stains or discoloration. |
| 11003396 | Some vehicles exhibit brake related concerns such as brake noise, brake judder or brake dragging. If you encounter a customer complaint for any one of these symptoms, refer to the following information to understand why symptoms may occur, and to better assist the customer in resolving their specific brake concern. |
| 11003351 | Some customers may experience a check engine light ON with DTC P0126:00 (Thermostat stuck open) and one or more of the following symptoms: Engine takes longer to warm up. Engine temperature gauge fluctuates. Low coolant temperature indicator (blue) light stays on longer or turns on while driving. Poor heater performance, especially at idle. NOTE: Vehicles with SKYACTIV-G 2.5T are not applicable to this service information. If DTC P2B61:00 (Coolant control valve circuit range/performance) accompanies DTC P0126:00, this TSB is not applicable. Diagnose DTCs according to the instructions on MGSS o |
NHTSA manufacturer communications (public domain)