2018 Mazda CX-5 Transmission & Power Train Problems
NHTSA component category: POWER TRAIN · data through 07/14/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How power train ranks on this vehicle
Share of the 345 complaints citing each category; one complaint can cite several. Full breakdown on the 2018 Mazda CX-5 overview page.
What owners report
“While driving, my car has stopped two times. first time I crashed on the side of road causing all of my tires and rim busted…”NHTSA complaint 11450235 — filed 02/03/2022
“Will not accelerate at times no matter how far you press down on gas pedal and will stall right after. I will pull over shut…”NHTSA complaint 11432642 — filed 09/12/2021
“THE CONTACT OWNS A 2018 MAZDA CX-5. WHILE DRIVING 20 MPH AND BELOW, THE VEHICLE FAILED TO ACCELERATE. THE CONTACT HAD TO DEPRESS THE ACCELERATOR…”NHTSA complaint 11253636 — filed 09/06/2019
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Power Train complaints by year filed
Frequently asked questions
Does the 2018 Mazda CX-5 have transmission & power train problems?
Power Train is the #3 most-reported problem area on the 2018 Mazda CX-5: 41 of 345 complaints on file (11.9%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2018 Mazda CX-5 have in total?
345 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 19 involved a crash, 1 involved a fire, 6 reported injuries, and none reported deaths.
What does NHTSA's power train category include?
NHTSA groups complaints about the transmission (automatic or manual), driveline, axles, transfer case and related parts under a single component category called POWER TRAIN. This page reports that category as NHTSA defines it.
