Should a tensioner pulley spin freely?
Checking the Tensioner Spin the pulley to see if it spins freely. If you hear grinding or the pulley doesn’t spin freely, replace the tensioner. When you replace the belt, it should take a lot of muscle power to move the tensioner. If you can move it easily, the spring tension is most likely not tight enough.
Does the belt tensioner move?
Appearance: Move the tensioner arm (tensioner being mounted on the engine) through its entire range of motion with a wrench. A bad belt tensioner spring will often cause the tension arm to bounce up and down with the cycling of the motor.
Where is the tensioner on a serpentine belt?
Locate the serpentine belt tensioner on the upper right side of the engine. You should see a small square hole in the arm of the tensioner. Insert a 1/2-inch drive ratchet or breaker bar into the hole. Grasp the handle of the ratchet or breaker bar, and pull it to toward the driver’s side of the car, releasing the tension on the belt.
How to change the serpentine belt on a Toyota Matrix?
How to Change the Serpentine Belt on a Toyota Matrix. 1 Step 1. Remove the negative battery cable from the battery terminal with a socket and ratchet, and move the cable out of the way. This keeps the cable 2 Step 2. 3 Step 3. 4 Step 4.
What happens if the belt tensioner does not work?
Since the belt tensioner keeps the proper spinning of the drive belts in the car’s engine, certain components or accessories may fail to operate if there’s a problem with the tensioner. For instance, the alternator may not work.
What’s the square opening on an auto tensioner?
Patented square opening feature: Use a bare 3/8 inch (9.52 mm) extension attached to a 3/8 inch (9.52 mm) ratchet with a cheater, or use a long handled “breaker/break-over” wrench, inserting it ( without a socket) into the square opening — General Motors (GM) vehicles have this patented method — in the tensioner lever or bracket.