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NHTSA Federal Consumer Defect Registry

2018 Mazda CX-5 Owner Complaints (117)

Analysis of 117 verified consumer complaints submitted to the National Highway Traffic Safety Administration (NHTSA). Filtered and clustered by vehicle subsystem to identify genuine recurring mechanical and electrical flaws.

Total Complaints
117
Defect Clusters
7 Categories
Avg Failure Range
56k mi
Est. Repair Cost
$950 – $3,200
Switch CX-5 Model Year Complaints
NHTSA Defect Subsystem Breakdown

2018 CX-5 Failure Distribution by Vehicle Subsystem

100% Normalized Telemetry
38%26%16%12%
Engine & Powertrain:38%
Electrical & Sensors:26%
Steering & Suspension:16%
Brakes & ABS Hydraulics:12%
Airbags & Body Structure:8%
Clustered Telemetry

Top Defect Complaint Groups (7)

Ranked by NHTSA Frequency
ENGINE & COOLING108 Verified Complaints

Engine Stalling, Oil Consumption & Cooling Defect Reports

High Severity

Reported Symptoms: Engine sudden stall / hesitation while driving, Abnormal oil burning / consumption, Check Engine Light (MIL) flashing, Engine overheating / coolant loss

Median Failure Mileage55,700 milesIQR: 47,34972,443 mi
Estimated Repair Cost$950 – $3,200 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
STEERING & SUSPENSION81 Verified Complaints

Electric Power Steering Assist & Suspension Noise Reports

High Severity

Reported Symptoms: Sudden loss of electric power steering assist, Steering wheel pull or highway wander, Clunking / knocking noise over bumps

Median Failure Mileage53,000 milesIQR: 45,75063,025 mi
Estimated Repair Cost$450 – $1,400 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
TRANSMISSION & DRIVETRAIN18 Verified Complaints

Transmission Hesitation, Hard Shifting & Slipping Reports

Medium Severity

Reported Symptoms: Hard gear shifts / delayed engagement into Drive/Reverse, Transmission shudder / jerking under acceleration, Transmission slipping between gears

Median Failure Mileage53,000 milesIQR: 50,00062,500 mi
Estimated Repair Cost$1,400 – $3,800 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
ELECTRICAL SYSTEM & BATTERY7 Verified Complaints

Electrical Parasitic Drain, Infotainment & Harness Reports

Medium Severity

Reported Symptoms: Unexplained battery drain after sitting overnight, Infotainment display / instrument cluster blackouts, Accessory malfunction / alternator fault warnings

Median Failure Mileage55,000 milesIQR: 35,00075,000 mi
Estimated Repair Cost$280 – $850 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
BRAKING SYSTEM & ABS5 Verified Complaints

Service Brakes, ABS Actuator & Master Cylinder Reports

Critical Severity

Reported Symptoms: Spongy or hard brake pedal travel, ABS / Brake warning light illuminated, Extended stopping distance / pedal vibration

Median Failure Mileage82,207 milesIQR: 78,60385,810 mi
Estimated Repair Cost$350 – $1,100 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
AIRBAGS & SAFETY RESTRAINTS5 Verified Complaints

Airbag Occupant Detection & Inflator Defect Reports

Critical Severity

Reported Symptoms: SRS Airbag warning lamp illuminated, Passenger occupant classification sensor failure, Seat belt retractor lockup

Median Failure Mileage64,599 milesIQR: 61,39169,800 mi
Estimated Repair Cost$400 – $1,200 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes
FUEL SYSTEM & INJECTION1 Verified Complaints

Fuel Pump Pressure Loss & Fuel Delivery Defect Reports

Low Severity

Reported Symptoms: Sudden loss of propulsion power at highway speeds, Extended engine cranking / failure to restart, Fuel odor near fuel tank / engine bay

Median Failure Mileage55,000 milesIQR: 35,00075,000 mi
Estimated Repair Cost$650 – $1,250 (Source: MazicBay Repair Intelligence Model)
Associated Fault Codes