"How reliable is the 2002 Infiniti Q45?"

"Based on 29 NHTSA complaints, the 2002 Infiniti Q45 has a median complaint mileage of 60000 miles. The most common issue is AIR BAGS."

"What are common problems with the 2002 Infiniti Q45?"

"The most frequently reported component in NHTSA complaints for the 2002 Infiniti Q45 is AIR BAGS, accounting for a significant portion of the 29 total complaints filed."

2002 Infiniti Q45: Reliability Data

Source: NHTSA — 29 complaints

Total Complaints

60,000mi

Median Mileage

AIR BAGS

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

4,000 25th Percentile

60,000 Median Mileage

85,341 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

AIR BAGS

ENGINE AND ENGINE COOLING

EXTERIOR LIGHTING:HEADLIGHTS

TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

VEHICLE SPEED CONTROL

ELECTRICAL SYSTEM

WHEELS

WHEELS:RIM

SEATS:FRONT ASSEMBLY:RECLINER

PARKING BRAKE

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"I OWN A 2002 INFINITI Q45, WHICH WAS PURCHASED NEW. SINCE TAKING DELIVERY OF THE VEHICLE ON AUGUST 8, 2002, I HAVE REPEATEDLY COMPLAINED OF VIBRATION AND VIBRATION RELATED ISSUES, BUT THE DEALERSHIP WAS NEVER ABLE TO CORRECT THE PROBLEM. ON MY LATEST VISIT, DURING THE 22500-MILE SERVICE, THE DEALE..."

"VEHICLE UNSAFE TO DRIVE AT NIGHT DUE TO THE SHORT DISTANCE THAT THE HEADLIGHTS ILLUMINATE. *PH THE CONSUMER REQUESTED THAT THE DEALER ADJUST THE HEADLIGHTS BUT WAS TOLD THAT THEY COULD NOT BE ADJUSTED. THE CONSUMER CONTACTED THE MANUFACTURER WHO INDICATED THAT THE CAR MEETS GOVERNMENT SPECIFICATI..."

"LOW TIRE PRESSURE WARNING LIGHT CAME ON ALONG WITH LCD INFORMATION THAT VEHICLE NEEDED TO BE TAKEN TO DEALER FOR SERVICE; SOMETHING WAS WRONG WITH THE REMOTE TIRE PRESSURE-SENSING SYSTEM. IT TOOK TWO TRIPS TO THE DEALERSHIP, A TOTAL OF FIVE DAYS, AND A LOT OF TIME WITH THE MECHANIC EITHER ONLINE OR..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28