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2020 Mazda

CX-9 2WD

Auto (S6), 4 cyl, 2.5 L, Turbo

Mazda CX-9: best and worst years
2020 Mazda CX-9 2WD (photo 1 of 3)

Photo may show a different model year; you're viewing the 2020.

PhotoAlexander MiglCC BY-SA 4.0Wikimedia Commons

Overview

Body
Small Sport Utility Vehicle 2WDEPA, from EPA, last updated 6/22/2026
Drivetrain
Front-Wheel DriveEPA, from EPA, last updated 6/22/2026
Transmission
Automatic (S6)EPA, from EPA, last updated 6/22/2026
Powertrain
GasEPA, from EPA, last updated 6/22/2026
Fuel
RegularEPA, from EPA, last updated 6/22/2026

Engine & performance

Cyl
4EPA, from EPA, last updated 6/22/2026
Aspiration
TurbochargedEPA, from EPA, last updated 6/22/2026
Start-stop system
NoEPA, from EPA, last updated 6/22/2026

Efficiency

MPG Hwy
28 mpgEPA, from EPA, last updated 6/22/2026
MPG City
22 mpgEPA, from EPA, last updated 6/22/2026
MPG Comb
24 mpgEPA, from EPA, last updated 6/22/2026
Fuel $/yr
$2,600EPA, from EPA, last updated 6/22/2026
CO₂
363 g/miEPA, from EPA, last updated 6/22/2026
Eco Score
5/10EPA, from EPA, last updated 6/22/2026
Smog score
5/10
Elec. Range
0 miEPA, from EPA, last updated 6/22/2026
SmartWay certified
No

Dimensions & capacity

Length
200 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Width
78 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Height
68 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Wheelbase
115 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Curb Weight
4,387 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026

Safety NHTSA, model year

Overall crash rating
★★★★★
Rollover rating
★★★★
Stability control (ESC)
Standard
Forward-collision warning
Standard
Lane-departure warning
Standard
Recalls
1
Owner complaints
17

Reported problems NHTSA owner complaints, model year

  • ENGINE21%
  • ELECTRICAL SYSTEM17%
  • UNKNOWN OR OTHER13%
  • FORWARD COLLISION AVOIDANCE8%
  • FUEL/PROPULSION SYSTEM8%
  • POWER TRAIN8%

Source: NHTSA owner complaints, 24 total.

Mazda CX-9: best and worst years

Known issues manufacturer service bulletins, model year

316 service bulletins filed with NHTSA for this model year

  • May 1, 2026POWER TRAIN01-008-26

    This bulletin supersedes the previously issued bulletin(s) listed below. The changes are noted in Red. 01-008/23 06/05/23 Some vehicles may exhibit rattling noises from the engine compartment and oil leakage from the drive belt auto tensioner. This may be caused by insufficient sealing at the drive belt auto tensioner damper when the auto tensioner fully operates under both high ambient temperature and high load conditions. To eliminate this concern, the shape of the drive belt auto tensioner

  • Apr 30, 2026STRUCTURE:BODYSA-031-26

    DESCRIPTION Some vehicles may require the replacement of a damaged VIN plate or vehicle certification label. To obtain a replacement VIN plate (bulkhead-mounted and visible through the lower-left area of the windshield), contact DAG (Dealer Assistance Group) using VIN Plate Request Form available on One Mazda. To obtain a replacement vehicle certification label (located on the B􀀀pillar or front door), contact your assigned DSM (District Service Manager) to place the order. If DSM contact informa

  • Apr 21, 2026POWER TRAINSA-029-26

    This Service Alert supersedes the previously issued SA listed below: The changes are noted in Red. SA-011/24 02/12/24, 06/06/24, 07/29/24 DESCRIPTION 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 ar

  • Apr 16, 2026ENGINESA-026-26

    This Service Alert supersedes the previously issued M-Tip(s) listed below. The changes are noted in Red text. MT-002/19 09/30/19 and 12/19/19 DESCRIPTION If an engine assembly is replaced after a catastrophic internal mechanical failure, clean the intake manifold internally before installing a replacement engine assembly. If the intake manifold is not cleaned properly, the replacement engine may fail prematurely. Metallic debris from the old engine (with catastrophic internal mechanical failure)

  • Apr 15, 2026ELECTRICAL SYSTEMSA-027-26

    This SA supersedes the previously issued bulletin(s) listed below. The changes are noted below in Red. SA-007/25 10/22/25, 06/02/25 and 02/03/25 DESCRIPTION The Mazda DCA-8000 is required for all warranty battery testing. If the Mazda DCA-8000 is not used, incorrect battery testing may result in unnecessary battery replacement. Use the following test procedures in this Service Bulletin to test Mazda vehicle batteries and to generate a Warranty Code. NOTE: A Warranty Code is required for warranty

  • Mar 11, 2026ENGINESA-014-26

    This Service Alert supersedes the previously issued SA(s) and TSB(s) listed below: The changes are noted in Red. SA-035/24 05/31/24 DESCRIPTION There is a concern that some water pumps are being replaced that are not faulty, due to signs of a very small coolant leak from the bleed hole. This Service Alert is to inform you about the water pump sealing mechanism and the criteria if replacement is necessary or not. A mechanical seal (A) is used for the water pump. This mechanical seal can seal coo

  • Jan 26, 2026UNKNOWN OR OTHERSA-005-26

    There are currently 2 methods for cutting a new auxiliary key blank. A. Auxiliary Key Trace Cut Method • B. Auxiliary Key Code Cut Method 2019 and newer models require a 10-digit key code to accurately cut keys • 5-digit codes CANNOT be provided for 2019 and newer vehicles (the traditional 5-digit code from the key tag or driver's door lock cylinder is not sufficient and will not be issued for key cutting on these models). • Only Mazda-approved key cutting machines can process these 10-digit cod

  • Jan 5, 2026UNKNOWN OR OTHERSA-001-26

    Some customers may report an odor or water in the HVAC system and upon inspection, the cabin air filter may be found to be wet.

  • and 308 more

Source: NHTSA manufacturer communications (technical service bulletins).

Warranty manufacturer terms, by make

Basic
3 yr / 36k mi
Powertrain
5 yr / 60k mi
Roadside assistance
3 yr / 36k mi
EV battery
8 yr / 100k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.