BumperScan
Powered byNHTSA|EPA|Community Reports
Your report: 3 of 4 steps complete75%
Car identifiedData collectedBasic analysisFull AI analysis

Free Preview

#BS-2003-TOY4RU-1CC6

2003 Toyota 4 Runner

Based on reports from 188 owners and 0 recalls for this exact model.

Complaints
188
Crashes
1
Fires
0
Recalls
0
TSBs
70
✅

Preliminary Verdict

Green Light

Based on 188 complaints, 1 crashes, 0 fires, and 0 recalls.

See full verdict with buy/skip conditions

Preview: What's in your full report

Each card shows a real sample from your report — unlock all 10 sections from $1.20

Mechanic Inspection Checklist

!Check the Engine And Engine Cooling:exhaust SystemHIGH

34 owners reported engine and engine cooling:exhaust system issues — failures commonly reported around 1K miles.

!Inspect the Engine And Engine Cooling:exhaust System:emission Control:catalytic ConvertorMED
Look for symptoms of wear and premature failure
+ 6 more items in full checklistUnlock

Failure Timeline by Mileage

91
0–30K
9
30–60K
1
60–90K
90–120K
120–150K
1
150K+

Peak failure range: 0–30K miles (91 reports) • Median: 1K 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 And Engine Cooling:exhaust System (34 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

Engine And Engine Cooling:exhaust System34 (18%)
Engine And Engine Cooling:exhaust System:emission Control:catalytic Convertor20 (11%)
Seats10 (5%)
Engine And Engine Cooling:exhaust System:emission Control7 (4%)
Power Train:driveline6 (3%)
Engine And Engine Cooling:engine5 (3%)
Seats:front Assembly:recliner5 (3%)
Fuel System5 (3%)

2003 Toyota 4 Runner: Known Issues & Problem Areas

Engine And Engine Cooling:exhaust System Issues

Engine And Engine Cooling:exhaust System complaints account for 18% of all reports filed for the 2003 Toyota 4 Runner, with 34 owners filing complaints with NHTSA. The median mileage at time of complaint is 800 miles, suggesting issues tend to surface around the 1K-mile mark.

Engine And Engine Cooling:exhaust System:emission Control:catalytic Convertor Issues

Engine And Engine Cooling:exhaust System:emission Control:catalytic Convertor complaints account for 11% of all reports filed for the 2003 Toyota 4 Runner, with 20 owners filing complaints with NHTSA. Owners should pay attention to engine and engine cooling:exhaust system:emission control:catalytic convertor-related symptoms during test drives and pre-purchase inspections.

Seats Issues

Seats complaints account for 5% of all reports filed for the 2003 Toyota 4 Runner, with 10 owners filing complaints with NHTSA. Owners should pay attention to seats-related symptoms during test drives and pre-purchase inspections.

Engine And Engine Cooling:exhaust System:emission Control Issues

Engine And Engine Cooling:exhaust System:emission Control complaints account for 4% of all reports filed for the 2003 Toyota 4 Runner, with 7 owners filing complaints with NHTSA. Owners should pay attention to engine and engine cooling:exhaust system:emission control-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
02
94
03
63
04
20
05
10
06

Complaints filed with NHTSA by year for the 2003 Toyota 4 Runner. Recent trend: decreasing.

Don't negotiate blind — know what this car costs to own

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

Get Report — From $1.20

About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 188 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 0 recalls found for this vehicle.

Repair Cost Data

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

Other Toyota 4 Runner Model Years

200520042003200220012000199919981997199619951994
View all Toyota 4 Runner years →

2003 Toyota 4 Runner: Frequently Asked Questions

What is the most common problem with the 2003 Toyota 4 Runner?
The most commonly reported issue with the 2003 Toyota 4 Runner is related to the engine and engine cooling:exhaust system, with 34 complaints filed with NHTSA.
Is the 2003 Toyota 4 Runner reliable?
The 2003 Toyota 4 Runner has 188 complaints, 1 crash reports, and 0 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.
How much does it cost to fix 2003 Toyota 4 Runner 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 2003 Toyota 4 Runner have any recalls?
No recalls have been issued for the 2003 Toyota 4 Runner according to NHTSA records.
What mileage do Toyota 4 Runner problems start?
Based on 102 complaints with mileage data, the median mileage at time of complaint is 800 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.
RaccoonEagleRoverCat

Get the Full 2003 Toyota 4 Runner Report

10 sections of AI analysis based on 188 owner reports. Know before you buy.

Get Full Report — From $1.20Money-back guarantee
Instant delivery|One-time purchase|No hidden fees