The Lemon Index

All cars · Mazda6 · 2018

2018 Mazda6. Advanced data.

The raw numbers: engines, recall campaign numbers, failure mileage and manufacturer communications.

Lemon Index44100 = average car
Complaints14NHTSA, first 3 years
Sold30,938U.S. model year
Per 100K sold45complaints
Year rank#5 of 15#1 = fewest complaints

Failure mileage by system

Half of owners who gave a mileage reported the problem between 7,200 and 27,000 miles. Median 11,400, from 15 complaints with a mileage.

Mileage owners typed into their NHTSA complaint, all complaints for this model year. People report some problems late, so read it as a range.

Complaints by system

SystemShare of complaints
Engine29%
Transmission & drivetrain29%
Equipment & accessories14%
Electrical14%
Wipers & visibility14%

One complaint can name more than one system, so shares can add to more than 100%.

Severity, all complaints

TotalCrashesFiresInjuriesDeathsTows
5811101

As reported by owners to NHTSA. Not verified.

Recall campaigns 2

  • 21V875000 Nov 2021 Fuel System, Gasoline / Delivery / Fuel Pump

    Defect. 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.

    Risk. Fuel pump failure may cause an engine stall, increasing the risk of a crash.

    Remedy. Dealers will replace the fuel pumps, free of charge. Owner notification letters were mailed July 18, 2022. Owners may contact Mazda customer service at 1-800-222-5500 Option 4. Mazda's number for this recall is 5321K.

  • 19V497000 Jun 2019 Engine

    Defect. 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.

    Risk. An unexpected stall increases the risk of a crash.

    Remedy. Mazda will notify owners, and dealers will reprogram the PCM software, free of charge. The recall began August 20, 2019. Owners may contact Mazda customer service at 1-800-222-5500, option 4. Mazda's number for this recall is 3719F.

Manufacturer communications 549

Mazda6 filed 549 service communications for this car with NHTSA.

  • Rough idle with the check engine light on and DTC P0015 / P0524 stored in memory
  • Some customers may complain about poor heater performance even after the engine reaches normal…
  • Some customers may complain about one or more warning lights ON when they start the vehicle…

Crash ratings by version

VersionOverallFrontSideRollover
Mazda Mazda2 5 HB FWD★★★★★★★★★★★★★★★★★★★☆
Mazda Mazda3 4 DR FWD★★★★★★★★★★★★★★★★★★★☆
Mazda Mazda3 5 HB FWD★★★★★★★★★★★★★★★★★★★☆

Safety equipment

Electronic stabilityForward collision warningLane departure warning
StandardOptionalNo

Nearby model years

YearLemon IndexComplaintsSoldTop system
2015614357,898Brakes
2016834145,520Transmission & drivetrain
2017331333,402Electrical
2018441430,938Engine
201916421,524Steering

Sources: NHTSA complaints, recalls, investigations and manufacturer communications; EPA fuel economy data; YouTube video titles. Complaints are owner reports, not proof of a defect.

Updated

Free to use with credit: Source: The Lemon Index (lemonindex.com). Get the data