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#BS-2002-INFQ45-3F81

2002 Infiniti Q45

Based on reports from 29 owners and 1 recall for this exact model.

Complaints
29
Crashes
1
Fires
0
Recalls
1
TSBs
109
✅

Preliminary Verdict

Green Light

Based on 29 complaints, 1 crashes, 0 fires, and 1 recalls.

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the EngineHIGH

3 owners reported engine issues — failures commonly reported around 60K miles.

!Inspect the AirbagsMED
Look for symptoms of wear and premature failure
+ 6 more items in full checklistUnlock

Failure Timeline by Mileage

10
0–30K
1
30–60K
8
60–90K
3
90–120K
3
120–150K
150K+

Peak failure range: 0–30K miles (10 reports) • Median: 60K miles

Full report: which components fail at each mileageUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Engine (3 reports).

Includes fuel costs, common repairs, and recall riskUnlock

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

10 sections total in the full reportUnlock all

Where the complaints fall

Engine3 (10%)
Airbags3 (10%)
Wheels & Tires3 (10%)
Exterior Lighting:headlights2 (7%)
Tires:pressure Monitoring And Regulating Systems2 (7%)
Electrical2 (7%)
Speed Control2 (7%)
Fuel System2 (7%)

2002 Infiniti Q45: Known Issues & Problem Areas

Engine Issues

Engine complaints account for 10% of all reports filed for the 2002 Infiniti Q45, with 3 owners filing complaints with NHTSA. The median mileage at time of complaint is 60,000 miles, suggesting issues tend to surface around the 60K-mile mark.

Airbags Issues

Airbags complaints account for 10% of all reports filed for the 2002 Infiniti Q45, with 3 owners filing complaints with NHTSA. Owners should pay attention to airbags-related symptoms during test drives and pre-purchase inspections.

Wheels & Tires Issues

Wheels & Tires complaints account for 10% of all reports filed for the 2002 Infiniti Q45, with 3 owners filing complaints with NHTSA. Owners should pay attention to wheels & tires-related symptoms during test drives and pre-purchase inspections.

Exterior Lighting:headlights Issues

Exterior Lighting:headlights complaints account for 7% of all reports filed for the 2002 Infiniti Q45, with 2 owners filing complaints with NHTSA. Owners should pay attention to exterior lighting:headlights-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

1
03
8
04
5
05
3
07
3
08
1
11
2
13
1
14
2
15
1
17
2
19

Complaints filed with NHTSA by year for the 2002 Infiniti Q45. Recent trend: increasing.

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Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (1 recall)

03V455000Dec 2003

ENGINE AND ENGINE COOLING

ON CERTAIN PASSENGER VEHICLES, THE CIRCUIT BOARD FOR THE CRANK POSITION SENSOR OR CAM POSITION SENSOR MAY HAVE AN IMPROPER SOLDER JOINT DUE TO SOLDER DEFORMATION CAUSED BY HEAT STRESS ACCELERATED BY THE EXISTENCE OF FLUX RESIDUE DURING THE SOLDERING PROCESS.

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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The worst model year for the Infiniti Q45 is the 2004 — worth knowing if you're cross-shopping years. The biggest problem area is transmission.

2002 Infiniti Q45 vs. Class Average (Midsize Cars)

This vehicle

29

Class avg

208

Below the class average — fewer complaints than typical midsize cars vehicles. A good sign.

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. 29 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 1 recall found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Infiniti Q45 Model Years

200720062005200420032002200120001999199819971996199519941993199219911990198919881987
View all Infiniti Q45 years →

2002 Infiniti Q45: Frequently Asked Questions

What is the most common problem with the 2002 Infiniti Q45?
The most commonly reported issue with the 2002 Infiniti Q45 is related to the engine, with 3 complaints filed with NHTSA.
Is the 2002 Infiniti Q45 reliable?
The 2002 Infiniti Q45 has 29 complaints, 1 crash reports, and 0 fire reports filed with NHTSA. This is below the class average — a positive sign for reliability.
How much does it cost to fix 2002 Infiniti Q45 problems?
Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.
Does the 2002 Infiniti Q45 have any recalls?
Yes, the 2002 Infiniti Q45 has 1 recall on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Infiniti Q45 problems start?
Based on 25 complaints with mileage data, the median mileage at time of complaint is 60,000 miles. The highest concentration of reported issues occurs in the 0–30K mile range. The full report breaks down exactly which components fail at each mileage bracket.
What’s in the full report?
10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.
How is this different from free NHTSA data?
NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.
How is this different from Carfax?
Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.
What if the report isn’t useful?
100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.
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