2004 Toyota Sienna Engine Problems
- 12
- 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 |
|---|---|
| 100–150k mi | 4 |
| 150–400k mi | 3 |
| 60–100k mi | 2 |
| 1–30k mi | 1 |
| 30–60k mi | 1 |
Complaint records
Owner-submitted complaint content, presented as stored.
Engine
I have a problem at shift solenoid e make my car jump and not safe when park
ODI 11182765
Electronic Stability Control · Engine
KNOCK SENSOR AND VSC ARE MALEFUNCTIONING.
ODI 11141525
Engine · Power Train
Radiator failure resulting in coolant leakage in the transmission fluid and transmission is failing. I noticed my 2004 toyota sienna had some belt noise that got worse. The van was due for a water pump/timing belt change. Later the engine temperature gauge read high and after checking the fluids noticed the antifreeze level to be low and topped it up. A week later while driving on the highway steam started coming…
ODI 10712847
Engine · Service Brakes · Vehicle Speed Control
The outside temperature was below 32 and it was close to 25 or so. When i was driving the car at 40 mph with engine temp still slightly above cold(not at optimal which is almost half way) and slowed down by using gentle brakes(not hard brakes). Just before the vehicle comes to a full stop, there is unintended acceleration and i could see even the rpm(scale) to spike temporarily. This has been happening every time…
ODI 10689426
Engine · Engine And Engine Cooling
Fan belt started squealing upon engine start, took to dealer and replaced serpentine belt. Several months later groaning noise started coming from engine, suspected misaligned belt or bad pulley. Took vehicle to the dealer and they found wear on the exterior of the timing belt cover caused by the partial separation of the crankshaft pulley. Several reports online of owners experiencing this problem with toyotas.…
ODI 10609448
Body · Electrical System · Engine
Passenger side sliding door cable snapped and will not open. Passengers can be trapped in the van and not able to get out. This is a known problem with toyota sienna minivans with electric doors. In addition, the motor is often known to fail. The the cable has a black sheathing that is inadequate and wears causing it to jam in the pulley and break or exposing it to later corrosion and then it will break as well.…
ODI 10551447
Engine
Tl* the contact owns a 2004 toyota sienna. The contact stated that while starting the engine, he noticed an abnormal squeaking noise. The vehicle was taken to the dealer for diagnosis. The technician stated that the crank shaft pulley had detached from the vehicle. The contact referenced nhtsa campaign number: 11v539000 (engine and engine cooling) but wasw advised by the manufacturer that the vin was not included in…
ODI 10537853
Engine
Tl* the contact owns a 2004 toyota sienna. The contact stated that there was a significant amount of anti freeze missing from the radiator reservoir. The vehicle was not repaired and the manufacturer was not notified. The approximate failure mileage was 166,000. *tr
ODI 10521108
Engine · Steering · Vehicle Speed Control
Complete loss of power while in motion entering freeway. Previously had noticed steering difficulty at times and engine light going on, but had always stopped after a short while. After the failure it was diagnosed as failure of crank shaft pulley. We found that toyota had done a recall for this issue, but had not included our vehicle in the recall or notified us. Toyota denied coverage of the required repair.…
ODI 10573389
Engine · Power Train
My wife and i purchased a 2004 toyota sienna with 25,000 mi. It was a used vehicle when we purchased it. When we purchased the vehicle we also purchased a 7 year, 100,000 mile bumper to bumper extended warranty that has currently expired. Approximately three months ago we notices that when coming to a stop there was a thump below the vehicle which we originally thought was the transmission. My wife and i brought it…
ODI 10523666
Body · Engine
1. Right side, passengers door can not open (jam). 2. Take the key out completely, but vehicle (engine) still running. *tr
ODI 10479515
Engine · Unknown Or Other
When negotiating moving into traffic at slow speeds, when a small amount of accelerator movement is made the vehicle rapidly accelerates making it necessary to quickly apply the brakes to avoid collision. The vehicle was purchased used from a dealer and there was a recall bulletin (tech service bulletin issued 11/7/2003 for 04-05 sienna bulletin no tc007-03 out on the engine control module. When pointed out to the…
ODI 10788278