Why does my Prius coolant light come on while driving?
The following may indicate that your vehicle is overheating: l The high coolant temperature warning light comes on or flashes: The engine may be overheating. l “HYBRID SYSTEM OVERHEAT” is shown on the multi-information display: The power control unit may be overheating.
Why is my Toyota Prius overheating?
What are common reasons my Toyota Prius overheats? While there are a variety of reasons your Toyota Prius is overheating, the most common 3 are a coolant leak (water pump, radiator, hose etc.), the radiator fan, or a failed thermostat. Coolant leak (water pump, radiator, hose etc.)
What sensor can cause a car to overheat?
If the coolant temperature sensor malfunctions, it could cause your car engine to get overheated. While sometimes a faulty sensor sends a permanent cold signal to the engine, it can also send a permanent hot signal.
When did the Toyota Prius electrical system overheat?
Dennis Benedetto of Durango, Colo., was driving home on March 28 with his wife and baby when his 2010 Prius’ warning lights flashed on his dashboard indicating the electrical system was overheating, he said in an interview. The car went into limp-home mode.
When did the hybrid warning light come on on my Prius?
Theo Bare of Elmhurst, Ill., for example, said he had the 2018 software update performed on his 2010 Prius in February and then three weeks later saw the hybrid warning light come on.
Is there a safety defect in the Toyota Prius?
According to a federal defect information report that the company filed at the time, the software “will prevent damage to the [inverter transistors] and also prevent a hybrid system shutdown.” The company, however, said in its recent statement that inverter failure is not a safety defect by itself.
Is there a warranty on the Toyota Prius?
In its defect information report filed with NHTSA on Oct. 4, Toyota described the warranty as intended “to support increased customer satisfaction” and described it as a “separate program” from the recall. Hogan, however, contends Toyota is trying avoid a multibillion-dollar replacement program for the defective inverters.