2018 Mazda Mazda6 Problems

Below Average Complaints

Real NHTSA owner complaints for the 2018 Mazda Mazda6.

20172019
Complaints
72
Crashes
1
Fires
3
Injuries
1
Fatalities
Recalls
2

Worst 2018 Mazda Mazda6 Problems

Top 3 most-reported issues with average mileage at failure.

#129 complaints

Engine Problems

Avg mileage:25,800 mi
Fires:1
#29 complaints

Transmission / Drivetrain

Avg mileage:7,150 mi
#34 complaints

Electrical Faults

Fires:1
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All Problems by Category

Every NHTSA complaint category for the 2018 Mazda Mazda6.

Engine Problems
29
complaints
Crashes
Fires
1
Avg Miles
25,800
Transmission / Drivetrain
9
complaints
Crashes
Fires
Avg Miles
7,150
Electrical Faults
4
complaints
Crashes
Fires
1
Avg Miles
Brakes
4
complaints
Crashes
Fires
Avg Miles
Fuel System
3
complaints
Crashes
Fires
Avg Miles
Gasoline Fuel System
2
complaints
Crashes
Fires
Avg Miles
Body Structure
2
complaints
Crashes
Fires
Avg Miles
Suspension Failures
2
complaints
Crashes
Fires
Avg Miles
Wipers & Visibility
2
complaints
Crashes
Fires
Avg Miles
Backup Camera
1
complaints
Crashes
Fires
Avg Miles
Other Equipment
1
complaints
Crashes
Fires
Avg Miles
Equipment:Electrical:Radio/Tape Deck/Cd Etc.
1
complaints
Crashes
Fires
Avg Miles
Fuel Pump
1
complaints
Crashes
Fires
Avg Miles
Seat Belt Issues
1
complaints
Crashes
1
Fires
Avg Miles
Wheel Issues
1
complaints
Crashes
Fires
Avg Miles

Search Owner Complaints

Read what owners actually reported to NHTSA for the 2018 Mazda Mazda6. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.

Recalls for 2018 Mazda Mazda6

2 NHTSA recall campaigns affecting ~383,258 vehicles.

21V875000Fuel Pump
~121,038 affected

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.

19V497000Engine · Power Train:automatic Transmission:control Module (tcm/pcm/tecm)
~262,220 affected

Mazda North American Operations (Mazda) is recalling certain 2018-2019 CX-5, Mazda6, and 2019 Mazda3 vehicles. A software error in the powertrain control module (PCM) may cause the engine to stall.

Other Mazda Mazda6 Years

2018 Mazda Mazda6 — FAQ

Answers based on real NHTSA complaint and recall data for this specific model year.

Is the 2018 Mazda Mazda6 reliable?
Verdict: Below Average Complaints. The 2018 Mazda Mazda6 has 72 NHTSA complaints, 1 crash-related, and 2 recall campaigns. The most common issue is Engine Problems with 29 complaints. Source: NHTSA via VinItel.
What are common problems with the 2018 Mazda Mazda6?
Top reported problems: Engine Problems (29 complaints, avg 25,800 mi); Transmission / Drivetrain (9 complaints, avg 7,150 mi); Electrical Faults (4 complaints). Every complaint is filed by an owner with NHTSA — this is raw reported data, not editorial opinion.
At what mileage do problems start on the 2018 Mazda Mazda6?
The weighted average mileage at time of complaint is about 21,383 miles. Some components fail earlier, some later — check the "All Problems by Category" table above for per-issue averages.
How safe is the 2018 Mazda Mazda6?
NHTSA complaints for the 2018 Mazda Mazda6 include 1 crash-related reports, 3 fire reports, 1 injuries, and 0 fatalities. These are owner-reported incidents, not official crash-test ratings — a complaint being filed doesn't confirm a defect, but clusters around specific components are worth investigating.
Does the 2018 Mazda Mazda6 have any recalls?
Yes — 2 NHTSA recall campaigns affecting an estimated 383,258 vehicles. Recalls are free to fix at the dealer. Always verify by VIN whether the specific car you're looking at has had its recalls addressed.
Should I buy a 2018 Mazda Mazda6?
Fewer complaints than typical for this model. That's a good sign, but every individual car is different — the VIN still tells you what happened to this specific one.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinItel.

Wider context: See the full Mazda Mazda6 reliability report with year-by-year comparison and generation analysis.

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