2004 Toyota 4 Runner engine and engine cooling problems
18 owner complaints filed with NHTSA name the engine and engine cooling on the 2004 Toyota 4 Runner — 27% of all complaints for this model year.
What owners report
“Strong sulfur smell (rotten eggs) when accelerating. Can smell with all windows up. Even worse if rear window is down. What's the point of having a rear window if you can't open it. I also own a 2000 4runner and it never smells this way. *nm”
filed Feb 10, 2006
“Almost constant sulpher smell. Dealer states that they have no knowledge of problem, and no tsb's. They tell me to keep rear window closed. When my wife is a passenger she has her eyes burning all the time. If you need to step hard on the gas the whole cabin fills and is enough to make you noxious…”
filed Dec 2, 2005
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
No start in sub-freezing ambient air temperatures. *tt
04305 · Service Bulletin/Repair Instructions · issued May 9, 2006Malfunction indicator lamp on diagnostic trouble code p2742. *ak
04805 · Service Bulletin/Repair Instructions · issued Nov 8, 2005
Engine and Engine Cooling problems in other 4 Runner years
| Year | Reports | Share |
|---|---|---|
| 2003 4 Runner | 75 | 45% |
| 2002 4 Runner | 5 | 16% |
| 2001 4 Runner | 8 | 26% |
| 2000 4 Runner | 6 | 6% |
| 1999 4 Runner | 12 | 11% |
| 1998 4 Runner | 15 | 13% |
| 1997 4 Runner | 11 | 9% |
| 1996 4 Runner | 24 | 27% |
| 1995 4 Runner | 77 | 62% |
| 1994 4 Runner | 20 | 38% |
Other reported problem areas on the 2004 Toyota 4 Runner
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.