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#BS-2018-MAZCX5-41AC2018 Mazda CX-5Problems, Recalls & Reliability
Based on reports from 478 owners and 3 recalls for this exact model.
Data updated ·checked October 21, 2026 · NHTSA complaints through October 19, 2026
Preliminary Verdict
Red Flag
Based on 478 complaints, 30 crashes, 3 fires, and 3 recalls.
Top reported problems
engine head defective
6 complaints • Severity 10/10
cracked windshield
6 complaints • Severity 6.3/10
brakes dragging
2 complaints • Severity 9/10
cylinder deactivation causes resistance
2 complaints • Severity 8/10
engine is smoking
2 complaints • Severity 7/10
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Mechanic Inspection Checklist
182 owners reported engine issues — failures commonly reported around 10K miles.
Failure Timeline by Mileage
Peak failure range: 0–30K miles (90 reports) • Median: 10K miles
30,000-Mile Cost Projection
Best Case
Most Likely
Worst Case
Top cost driver: Engine (182 reports).
Also in your report
Owner Intelligence
AI-synthesized themes from real complaints
Buyer Lot Checklist
Questions, test drive checks, walk-away triggers
Negotiation Talking Points
Data-backed dollar deductions
Buy / Skip Verdict
Final recommendation with conditions
Where the complaints fall
2018 Mazda CX-5: Known Issues & Problem Areas
Engine Issues
Engine complaints account for 38% of all reports filed for the 2018 Mazda CX-5, with 182 owners filing complaints with NHTSA. The median mileage at time of complaint is 9,563 miles, suggesting issues tend to surface around the 10K-mile mark.
Drivetrain Issues
Drivetrain complaints account for 9% of all reports filed for the 2018 Mazda CX-5, with 42 owners filing complaints with NHTSA. Owners should pay attention to drivetrain-related symptoms during test drives and pre-purchase inspections.
Fuel System Issues
Fuel System complaints account for 8% of all reports filed for the 2018 Mazda CX-5, with 38 owners filing complaints with NHTSA. Owners should pay attention to fuel system-related symptoms during test drives and pre-purchase inspections.
Brakes Issues
Brakes complaints account for 7% of all reports filed for the 2018 Mazda CX-5, with 33 owners filing complaints with NHTSA. Owners should pay attention to brakes-related symptoms during test drives and pre-purchase inspections.
Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.
Complaint trend by year
Complaints filed with NHTSA by year for the 2018 Mazda CX-5. Recent trend: stable.
Don't negotiate blind — know what this car costs to own
Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict
Recall History (3 recalls)
AIR BAGS:SIDE/WINDOW
Mazda North American Operations (Mazda) is recalling certain 2018 Mazda CX-5 vehicles. In the event of a side impact or rollover crash, the side curtain air bags may not properly unfold during deployment. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 226, "Ejection Mitigation."
ENGINE
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.
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
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.
Recall severity analysis & seller scripts
The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.
2018 Mazda CX-5 NHTSA Safety Ratings
Overall
★★★★★4 of 5 stars
Frontal crash
★★★★★5 of 5 stars
Side crash
★★★★★5 of 5 stars
Rollover
★★★★★4 of 5 stars
From NHTSA's New Car Assessment Program (5-Star Safety Ratings). Where NHTSA tested more than one version of this vehicle, the lowest rating is shown.
The worst model year for the Mazda CX-5 is the 2016 — worth knowing if you're cross-shopping years. The biggest problem area is engine.
2018 Mazda CX-5 vs. Class Average (Small Sport Utility Vehicle 2WD)
This vehicle
478
Class avg
443
Complaint volume is roughly in line with other small sport utility vehicle 2wd vehicles from 2018.
Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.
About this data
NHTSA Complaints
Federal database of owner-filed safety complaints. 478 records for this vehicle.
NHTSA Recalls
Manufacturer-issued safety recalls. 3 recalls found for this vehicle.
Repair Cost Data
Real-world repair costs from owner reports and independent databases.
Last updated (checked October 21, 2026). NHTSA complaints received through October 19, 2026; safety ratings from NHTSA's 5-Star program.
Other Mazda CX-5 Model Years
View all Mazda CX-5 years →2018 Mazda CX-5: Frequently Asked Questions
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Get the Full 2018 Mazda CX-5 Report
10 sections of AI analysis based on 478 owner reports. Know before you buy.