2003 Toyota 4Runner Emission Control Problems
- 5
- Owner complaint records in our dataset
Records are owner complaints, not a measured failure rate.
Owner complaint recordsComplaint records reflect reports in our dataset and do not measure how frequently the problem occurs across all vehicles.
Mileage in stored records
| Band | Records |
|---|---|
| 1–30k mi | 2 |
Complaint records
Owner-submitted complaint content, presented as stored.
Emission Control
I have experienced a strong sulfur odor in my new 2003 toyota 4 runner since i purchased the vehicle. This smell has not gone away, and in fact has gotten even worse. I use the vehicle for towing purposes also and the smell is unbearable when towing something. I have retunred the vehicle to the dealer on several occasions and have been advised that there is nothing hat can be done. The dealer keeps trying to advise…
ODI 10043850
Emission Control
Exhaust odors enter cabin under middle, heavy acceleration, even with windows closed. Strong choking hydrogen sulfide, rotten egg smell, lingers in the cabin for a minute or more each time. Exhaust makes mechanical valve train noise, sounds like pinging or sticking hydraulic lifters on moderate acceleration. *ak
ODI 10036880
Emission Control
After a very frustrating and disappointing experience with a gmc suv we bought a 2003 toyota sr5 4runner. Up to this point we have been pleased with it. However, an ammonia/sulfur odor has been noted inside the cabin when driving and causes extreme irritation and a burning feeling in the throat and lungs of anyone in the vehicle. They all immediately complain. We have never experienced anything quite like this. We…
ODI 10018412
Emission Control · Exhaust System
Toxic sulfur/rotten egg smell in cabin of automobile
ODI 10011039
Emission Control
The sulpher smell/carbon monoxide that comes into the cab of my '03 4runner v8, is extremely unacceptable. This is my 4th toyota in the past 6 years and i have never been more dissapointed with my vehicle. Took it to 4 dealers to all say to me that it's a gas grade issue. I'm tired of toyota not standing behind their product and helping loyal customers out with annoying issues. At the very least, offer an altenative…
ODI 10051029