2003 Toyota 4 Runner
This year had 30% to 100% more complaints than this model's typical year.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 1994 | 52 |
| 1995 | 125 |
| 1996 | 89 |
| 1997 | 122 |
| 1998 | 120 |
| 1999 | 110 |
| 2000 | 104 |
| 2001 | 31 |
| 2002 | 32 |
| 2003 | 168 |
| 2004 | 66 |
| 2005 | 15 |
KNOWN PROBLEM AREAS
20% of complaints: engine and engine cooling — 34 distinct reports on file.
INJURYShow complaint excerpts
2003 TOYOTA 4RUNNER V6 LIMITED - LARGE AMOUNTS OF EXHAUST FUMES IN THE CABIN. EXHAUST FUMES ARE EXPERIENCED REGARDLESS OF ADJUSTMENTS TO ENVIRONMENTAL CONTROLS, INCLUDING WHEN THE AIR CONDITIONER IS RUNNING AND RECIRCULATION ON.
NHTSA ODI report, 20031210
THIS IS A CONTINUAL PROBLEM. WHENEVER WE HAVE THE REAR WINDOW DOWN, THERE IS A TERRIBLE ODOR THAT PERMEATES THE AUTOMOBILE. IT MAKES ME NAUSEA AND GIVES ME TERRIBLE HEADACHES. THE DEALER SAID WE SHOULD OPEN ONE OF THE SIDE WINDOWS.
NHTSA ODI report, 20031102
12% of complaints: engine and engine cooling — 20 distinct reports on file.
INJURYShow complaint excerpts
AFTER SUFFERING THROUGH MONTHS OF ILLNESS CAUSED BY A NOXIOUS SMELL, WE HAVE RESEARCHED AND FOUND THAT OUR V8 TOYOTA 4 RUNNER'S CATALYTIC CONVERTER EMITS OXIDES OF SULFUR (SO2, HS2, ETC.) ON THE MATTER OF SULFUR DIOXIDE ALONE, WE FOUND THAT...
NHTSA ODI report, 20031125
6% of complaints: seats — 10 distinct reports on file.
4% of complaints: engine and engine cooling — 7 distinct reports on file.
4% of complaints: power train — 6 distinct reports on file.
SAFETY TIMELINE
No recalls on file for this model year.
BUY-SMART CHECKLIST
2003 Toyota 4 Runner — pre-purchase inspection
- Test/inspect for engine and engine cooling issues (34 reports on file for this year).
- Test/inspect for engine and engine cooling issues (20 reports on file for this year).
- Test/inspect for seats issues (10 reports on file for this year).
OTHER YEARS OF THIS MODEL
BEST YEARS
WORST YEARS
FAQ
Is the 2003 Toyota 4 Runner reliable?
Based on NHTSA complaint volume compared to this model's typical year, the 2003 Toyota 4 Runner is rated "worse than typical".
What are the most common problems with the 2003 Toyota 4 Runner?
The most-reported component is engine and engine cooling:exhaust system, accounting for 20% of complaints on file.
How many recalls does the 2003 Toyota 4 Runner have?
No recalls are on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.