How long does a Toyota thermostat last?
A good quality thermostat lasts a long time. Like 20 years. OEM spec is 176-183 degrees, known as a 180. OEM or OEM equivalent is best.
How do you change a thermostat on a Toyota 4Runner?
- Step 1 – Drain radiator. To drain the radiator, remove the skid plate on the bottom of the radiator by removing the bolts holding it in place.
- Step 2 – Remove belt. To remove the drive belt, use your 3/8″ ratchet to turn the tensioner counterclockwise.
- Step 3 – Remove thermostat.
- Step 4 – Install new thermostat.
How long should it take to change a water pump?
On average, water pump replacement is a 3 hour job. You may pay less if you buy the pump yourself and give it to the mechanic to install, though use caution and make sure to buy the parts from a reputable source.
How do you replace the thermostat on a Toyota 4Runner?
Install the new thermostat the same way the old one was installed, then install the thermostat housing with a fresh new gasket. Install the lower radiator hose, then slide the clamp on it. Install the tensioner in place, push down on it, then install the drive belt in place.
What causes a Toyota 4Runner to overheat?
While there are a variety of reasons your Toyota 4Runner is overheating, the most common 3 are a coolant leak (water pump, radiator, hose etc.), the radiator fan, or a failed thermostat. When the radiator fans stop functioning properly, the engine temperature will rise.
How do you drain a Toyota 4Runner radiator?
Place the drain pan under the radiator’s drain plug, then turn it counterclockwise to loosen it. Let the radiator drain completely. Open the radiator’s fill cap on top to allow it to breathe, so it drains faster. Figure 2. Drain radiator.
How do you remove the drive belt on a Toyota 4Runner?
To remove the drive belt, use your 3/8″ ratchet to turn the tensioner counterclockwise. Once you push down on the tensioner, the belt will have no tension, pull it off the pulleys and set it aside. Then remove the tensioner by removing the 17mm bolt holding it in place. Figure 3. Remove belt. Figure 4. Remove tensioner.