MazdaCX-92023Overview/mazda/cx-9/2023/base/

2023 Mazda CX-9

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2023 CX-9.

Transmission Automatic (S6)

The 2023 Mazda CX-9 is equipped with an automatic S6 transmission and delivers EPA-estimated fuel economy of 20 mpg city, 26 highway, and 23 combined. Owner feedback for this model year totals just 12 complaints with zero recalls, the top concern being the chest clip, buckle, or harness. This places the 2023 CX-9 near the quietest point in the nameplate’s complaint history, which peaked at 221 complaints for the 2012 model and reached a low of 9 for 2022, signaling a well-sorted vehicle as the generation matured.

Model year202320222021201220112010200920082007

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

EPA fuel economy20/26/23 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses OE oil filter 1WPY14302. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

OE service part numbers OEM · verified

Engine oil filter1WPY14302
Engine air filterPY8W133A0
Spark plugPY8V18110
Battery0000800035WB
Front wiper bladesTK7867330 alt TK4867330
Serpentine beltP30115908 alt PY0115909A
ThermostatP50215171
Cabin air filterTK4861J6X

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic (S6)

Dimensions & weight NHTSA vPIC

Overall length199.6 in
Overall width77.6 in
Overall height67.7 in
Wheelbase115.4 in
Curb weight4387 lb
Track (front / rear)65.4 / 65.4 in
Weight distribution (front / rear)55/45

Ratings & economy EPA / vPIC

EPA city / highway / combined20 / 26 / 23 mpg
Drivetrain4-Wheel Drive
Recommended fuelRegular Gasoline

Performance & power Independent road tests

0–60 mph, quarter-mile, horsepower and torque from independent road tests.

Independent road tests for the CX-9 of this era, listed by trim and engine — this page spans more than one engine, so no single horsepower figure is shown.

6.8–7.5 sec0–60 mph (tested)quickest 6.80 sec — 2017 Signature
YearTrim / engine0–60¼ mileHPDrivetrain
2021Signature 2.5L Turbo I-47.20 sec15.40 sec250 hpAWD
2020Signature 2.5L Turbo I-47.00 sec15.40 sec250 hpAWD
2020Signature 2.5L Turbo I-47.10 sec15.50 sec250 hpAWD
2019Signature 2.5L Turbo I-47.30 sec15.70 sec250 hpAWD
2018Signature 2.5L Turbo I-47.00 sec15.50 sec250 hpAWD
2018Grand Touring 2.5L Turbo I-47.10 sec15.50 sec250 hpAWD
2017Signature 2.5L Turbo I-46.80 sec15.40 sec250 hpAWD
2017Touring 2.5L Turbo I-47.20 sec15.50 sec250 hpAWD

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 7,500 mi; spark plugs every 40,000 mi; coolant at 120,000 mi. The big-interval services (at 120,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

Every 7,500 miBrake Linings (inspect) · Brake Rotor (inspect) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Tire & Wheel Assembly (rotate)
Every 15,000 miBody Fasteners (torque) · Brake Line (inspect) · CV Joint Boot (inspect) · Cabin Air Filter (replace) · Fuel Line (inspect) · Steering Linkage (inspect)
Every 22,500 miAccessory Drive Belt (inspect) · Engine Air Filter Element (replace)
Every 30,000 miFuel Evaporative Emission Control System Lines (inspect)
Every 37,500 miExhaust System (Complete) (inspect) · Exhaust System Heat Shield (inspect)
Every 40,000 miSpark Plugs (replace)
At 120,000 miEngine Coolant System (drain, flush & refill)
At 180,000 miEngine Coolant System (drain, flush & refill)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The 2023 Mazda CX-9 posted 12 complaints, zero recalls, and zero investigations—its cleanest federal record since the generation's launch in 2016 (99 complaints, 0 recalls). The trend across this generation shows a steady decline in complaints from a 2018 peak of 125 down to 9 in 2022, with the 2023 figure of 12 representing continuation of that low baseline. Technical Service Bulletins also fell to 214, the generation's lowest, suggesting the platform reached a high state of maturity with fewer outstanding technical matters. The top 2023 complaint categories—chest clip/buckle harness (2), service brakes (2), and forward collision avoidance (1)—are diffuse and low-frequency, with no fire-related complaints and only 3 crash-related complaints on record. Compared to 2022's similarly clean profile (9 complaints, 0 recalls), the 2023 model shows no deterioration in federal standing. The takeaway: the 2023 CX-9 sits at the favorable end of this generation's reliability arc, offering the proven architecture of a mature platform with no active recalls—a solid used-vehicle candidate.

0
Open recalls
NHTSA campaigns
214
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
12
Owner complaints
3 involved a crash · 0 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Overall★★★★★
Frontal★★★★
Side★★★★★
Rollover★★★★
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 12 complaints on record, top 8 components.

Chest Clip, Buckle, Harness2
Service Brakes2
Unknown Or Other2
Unknown Or Other,Forward Collision Avoidance1
Tires1
Steering,Electrical System,Unknown Or Other1
Structure1
Steering1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Technical service bulletins NHTSA · verified

Showing 5 of 214 bulletins on record with NHTSA.

BulletinDateComponentSummary
SA-042-262026-06-30Electrical SystemThis Service Alert supersedes the previously issued SAs listed below. The changes are…
SA-041-262026-06-18Electrical SystemThis SA supersedes the previously issued SA(s) listed below. The changes are noted in…
SA-027-26a2026-06-16Electrical SystemThis SA supersedes the previously issued bulletin(s) listed below. The changes are noted…
SA-040-262026-06-15Electrical SystemThis Service Alert supersedes the previously issued SA(s) listed below. The changes are…
SA-039-262026-06-15Electrical SystemThis Service Alert supersedes the previously issued SA listed below. The changes are…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific CX-9. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

Does the 2023 CX-9 have open recalls?

NHTSA lists 0 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the CX-9 get?

EPA figures are 20 city / 26 highway / 23 combined mpg.