What are common reasons my Subaru Legacy overheats?

What are common reasons my Subaru Legacy overheats? While there are a variety of reasons your Subaru Legacy is overheating, the most common 3 are a coolant leak (water pump, radiator, hose etc.), the radiator fan, or a failed thermostat. See what others are asking about their Subaru Legacy.

Why does my Subaru radiator keep overheating?

There may be a problem (warp, a crack which opens in the neck) where the radiator cap seal sits against the opening of the radiator. Also, when a radiator is pressure tested, it’s usually only luke warm, by then. IF there is any crack which opens, it could be opening only when the parts are hot.

Can a leaking water pump cause an engine to overheat?

Leaking water pumps can result in damage to the drive and timing belts, and cause the engine to overheat. A failed… Read More If the fan motor does not work, there will not be enough air movement through the radiator to dissipate the heat in the coolant.

What’s the problem with my Sons Subaru Outback?

Well, I’m back…my sons Subaru Outback came back from the mechanic and was running without overheating for about a day before it started in again. They claimed it was the radiator cap. Then the next day it overheated again – they claimed it was a defective cap…now it’s back in there again, with the same overheating problem.

Are there any heating problems in a Subaru?

Heating Problems on Newer Subaru Models. Cars made by Subaru since 2005 are likelier to leak oil than coolant, but the biggest abnormality in the newer models their tendency to develop warped cylinders. This is due to the reordering of engine components within the newer vehicles, which have larger combustion areas.

What should I do if my Subaru engine is leaking?

The problem drew protests that prompted Subaru to extend its warranty plan and add an anti–leak cooling system conditioner. In order to stop leaks before they get out of hand, the engine’s bottom should be inspected by a technician during each oil change.

Can a failing radiator cause an engine to overheat?

A failing radiator can cause the engine to run hot or overheat. Most radiators are made of metal and plastic. The plastic parts can become brittle and crack over time, causing a… Read More The bad thermostat can cause two different sets of problems, depending on whether it’s stuck open or stuck closed.

What causes a Chevy Impala engine to overheat?

A thermostat that is stuck open can cause the engine to run c… Read More The two most common signs of a bad pump are leaks and noises. Leaking water pumps can result in damage to the drive and timing belts, and cause the engine to overheat.

Are there any problems with a Subaru 2.5L engine?

Subaru 2.5L engines have a mixed history of cooling, head gasket and oil leaks. There are specific ways to test a Subaru 2.5L engine for leaks, and not all testing methods provide reliable results.

What kind of car is 2006 Subaru Legacy Outback?

2006 Legacy Outback • 2.5i • 148K miles: I was driving home after visiting my handicap sister one Sunday evening (as most other Sunday’s). It was a beautiful day (55 degrees). I was 45º by now in the evening, and a little chilly so I turn on the heat.

Why is my Subaru overheating at 3k rpm?

Also, after puting the engine parts n wires back together to replace the small leaking hoes, the car is idling at a lower rpm and jerking at 3k rpm when it switch cylinders… Then the at oil temp light started flashing, could that have anything to do with that?

What was the hesitation problem on my Subaru Outback?

My hesitation was due to my plug wire on #3 breaking apart after the last spark plug change (I pulled on the proper location of the wires to take the wires off). I changed them in the parking lot of the local Subaru dealership (when I was out of town!). Fixed.

Why does my Subaru stall when it warms up?

Check them. Fuel pump could be running great and supplying sufficient fuel a for cold running engine and then as it heats up, with the engine, expansion of the metals in the pump or module reduces the pump output. Check the fuel pressure cold, then after the engine warms up and acts up.

Why does the ECM slow down a Subaru?

If the systems do not have enough electrical flow for use, you get a dumbed down car. Think in relationship to a laptop or cell phone with a low battery, it slows down. Same with the ECM. And if the electrical flow is low, solenoids and switches will either work poorly or not at all.

Navigation