2004 Toyota Prius Engine Problems
- 8
- 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.
What owners report
- water pump · 4 records
Mileage in stored records
| Band | Records |
|---|---|
| 100–150k mi | 2 |
| 60–100k mi | 2 |
| 150–400k mi | 2 |
Complaint records
Owner-submitted complaint content, presented as stored.
Engine · Fuel/Propulsion System · Vehicle Speed Control
This occurred to me yesterday while traveling 60 mph in 94 f heat on i-76 e just before the 676 / 76 split. I was traveling in the far left lane when the car suddenly lost power. Looking at the dash i noticed the shifter had moved itself into n (neutral), it would not move back into drive. I applied my hazard lights and began forced my way rightward across three lanes to the shoulder, speed rapidly decreasing and…
ODI 11111093
Engine
Tl* the contact owns a 2004 toyota prius. While driving 45 mph, the hybrid system, stability control, check engine, and srs warning indicators illuminated. The vehicle was taken to an independent toyota mechanic who informed the contact that the vehicle needed a new hybrid coolant pump and water pump. The vehicle was not repaired. The dealer was not contacted. The manufacturer was notified and did not assist. The…
ODI 11083423
Engine
Tl* the contact owns a 2004 toyota prius. While the vehicle was in the garage, the engine started running. When the contact attempted to open the door, the engine stopped running. The vehicle was not taken to the dealer or an independent mechanic for diagnostic testing. The manufacturer was notified of the failure. The vehicle was not repaired. The approximate failure mileage was 109,000. Updated 10/27/17*lj the…
ODI 11020286
Engine
Every time i get an oil change i make sure that the right amount of oil gets put in the engine. I usually get an oil change every 3000 miles regardless of what the oil manufacturers recommend which is usually 5-7 thousands miles. For the past year i started noticing (usually by the oil service tech) that more and more i'm running low on oil. It started out with a half to one quart of oil missing between oil changes…
ODI 11048149
Engine
Coolant control valve is failing on many prius's which were made between 2004 to 2009
ODI 10808531
Engine
Warning triangle and check engine lights came on while traveling. Took vehicle to independent mechanic, who diagnosed hybrid water pump malfunction; he noted a recall, so i took vehicle to dealer. Dealer charges $130 to plug into diagnostic system, finds same problem; wants $750 to replace. Pump was replaced @ 30,000 miles ago under aon recall. Multiple reports on web about the same replacement part failing after…
ODI 10749692
Engine · Service Brakes, Hydraulic
My 24 yr. Old child was driving out of a driveway at 5 mph when the car stopped and all warning lights including brakes and engine and triangle went on. It would not restart. It would not take a battery jump. Had it towed to toyota service and they discovered code p0335 present and verified a faulty crankshaft position sensor, replaced it, and cleaned throttle body. The car works now. Cost for diagnosis and service…
ODI 10482058
Engine
Tl* the contact owns a 2004 toyota prius hybrid. The contact stated that hot and cold air was being emitted from the ventilation system when neither the air conditioning unit nor the heater was activated. Additionally, the wrench warning light illuminated immediately after the failure. The vehicle was later towed to a dealer for diagnosis where they advised him that the water pump failed and needed to be replaced.…
ODI 10490231