What year Prius has head gasket problems?
The 2010-2012 Toyota Prius, this can mean you have a head gasket failure. When the head gasket “blows,” so to speak, the leak can go one of two ways. The engine coolant can leak into the combustion chamber and get slowly consumed as the engine runs and keeps the cooling system pressurized.
What causes a blown head gasket in a Prius?
Modes of Failure The Prius head gasket usually develops a leak between a combustion chamber and a coolant passage. Coolant leaks into the combustion chamber and is then pumped out the exhaust as steam. When the engine isn’t running, coolant from the pressurized water jacket can leak into the combustion chamber.
What causes the head gasket on a Toyota Prius to fail?
Toyota Prius Blown Head Gasket Causes While there are many reasons that your Prius’s head gasket can fail, the most common ones have to do with the cooling system causing the engine to overheat. Low Engine Coolant – If there is not enough coolant to properly cool the engine, it’ll overheat and blow the head gasket.
When does the head gasket fail on a car?
When the head gasket begins to fail, the engine may have no symptoms at all. They only begin to occur when the leak has reached an engine oil passage, engine coolant passage or the engine cylinder. When that happens, the engine may be very difficult to start, and run roughly when idling.
Do you need to replace the head gasket on a hybrid?
Replace the head gasket or replace the engine. Here is what I learned from this experience and what I ended up doing. I spent a decent amount of time talking to other hybrid repair technicians. These guys have done many repairs on Gen 3, and all of them told me that just replacing the head gasket is a precarious move.
How much does a head gasket replacement cost?
Know what price you should pay to get your vehicle fixed. The average cost for a Toyota Prius head gasket replacement is between $1,542 and $1,906. Labor costs are estimated between $1337 and $1688 while parts are priced between $205 and $218. Estimate does not include taxes and fees.