Should I replace idler pulley and tensioner?

If the automatic belt tensioner has failed (and the engine has a lot of miles on it), it’s probably a good idea to replace the idler pulley(s) at the same time. Why? Because the shaft bearings on all the pulleys will have the same amount of wear.

How do I know if my idler tensioner is bad?

Grinding or squeaking noise from the belts or tensioner The most common symptom of a bad or failing drive belt tensioner is noise from the belts or tensioner. If the tensioner is loose the belts may squeak or squeal, especially when the engine is first started.

When to replace idler pulleys, tensioner and water pump?

Generally, the idler pulleys, tensioner and water pump should always be replaced when the timing belt is replaced. In most cases, the timing belt drives the water pump, so it is the right time to replace the water pump. It is also recommended by the manufacturer. WORD TO THE WISE.

How to replace timing belt kit with water pump?

Remove the RH engine mount then remove the timing belt, tensioner and idlers. Drain the cooling system and flush with clean water. Remove the water pump. Clean the pump area of any old gasket residue, ensuring that all threaded holes are clean, as this could have an effect on the final applied torque to the water pump.

When is the right time to replace the water pump?

Generally, the idler pulleys, tensioner and water pump should always be replaced when the timing belt is replaced. In most cases, the timing belt drives the water pump, so it is the right time to replace the water pump.

When to replace timing belt and auxiliary belt?

When replacing the timing system, the technician should always replace the auxiliary belt as well. This complies with some engine manufacturer’s recommendations for renewing the auxiliary system at the same replacement interval as the timing system.

Why do you need to replace timing belt on Toyota Highlander?

The timing belt connects the engine’s camshaft and crankshaft, and ensures that they maintain proper timing to keep the engine running smoothly. When you have it replaced, it might be smart to have related work done to help save on labor.

How much does it cost to replace timing belt on Toyota Tundra?

Total was $2460 for calipers/pads/rotors on front brakes, timing belt/walter pump (said no tensioner needed), replaced parking brake brackets, oil change and differential. Parts for the timing belt on amazon, aisin kit, is about $200.

How often does a timing belt need to be replaced?

Timing belts are replaced as part of preventive scheduled maintenance. This means the average timing belt replacement occurs between 60,000 and 105,000 miles, depending on the manufacturer specified timing belt service interval.

Where are the teeth on the timing belt?

The teeth on the belt mesh with the crankshaft timing gear and camshaft timing gear. The belt is held tight by a tensioner to ensure the belt doesn’t skip a tooth, or “jump time.” The timing belt may turn an additional gear for the water pump. What are the symptoms related to a bad timing belt?