Can A Bad Serpentine Belt Cause Check Engine Light?

How long is a serpentine belt supposed to last?

about 50,000 milesWith that being said most serpentine/drive belts can last for a very long time before they need to be replaced.

The lifespan of the belt will depend mostly on the type of material it’s made of.

Older style belts generally last about 50,000 miles, while those made from EPDM can last up to 100,000 miles..

Can a bad serpentine belt cause loss of power?

If the serpentine belt completely fails and breaks, then your car will break down. In addition, you will notice a loss of power steering, the air conditioning will not work, and the engine will no longer be able to be cooled like it should be.

How do I know if my belt tensioner is bad?

Symptoms of a Bad or Failing Drive Belt TensionerGrinding 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. … Unusual belt wear. Another symptom of a potential problem with the drive belt tensioner is unusual belt wear. … Belt-driven accessories fail.

What is the most common reason for check engine light?

Common causes of a check engine light Gas cap is loose: Tighten the gas cap. If you’ve lost it, replace it with a new one. Oxygen sensor is bad: You’ll need a new sensor — but identify which one is bad first. Spark plugs may be fouled or failing: Replace the spark plugs.

What does a bad belt tensioner sound like?

Symptom 1: Squealing, rattling, or chirping. When the tensioner or tensioner pulley fails, the loss of tension can cause the belt and pulleys to make high-pitched rattling or chirping noises. If the pulley bearing completely fails, it can also cause a squealing or even a grinding noise.

Will AAA replace a serpentine belt?

At AAA Owned and Operated Auto Repair, we perform the following belt services: Serpentine Belt Service Serpentine belts transfer power from the crankshaft to engine accessories, such as A/C, power steering, alternator, fan, and various other pumps and accessories.

How often should you change a serpentine belt?

50,000 to 60,000 milesSerpentine belts will last you a few years, but depending on whom you ask, you’ll need to start thinking about checking it every 50,000 to 60,000 miles. The easiest way to know that a new serpentine belt is needed is if you hear it squealing while the engine is running.

Will a new serpentine belt improve performance?

The new belt does not slip therefore everything is turning and generating at full capacity, hence the improvement you see. Not really. All of your accessories(power steering, air-conditioning, etc.)

What does a bad belt sound like?

Symptoms of a broken serpentine belt include loud slapping, squealing or knocking noises coming from under the hood. The battery-shaped charging system warning light might also come on because the alternator will stop charging the battery. If a car has a hydraulic power steering pump, the steering will become stiff.

What problems cause check engine light?

Loose or Broken Gas Cap The best news that you get get in regard to a check engine light is that it was caused by a loose gas cap. A loose, cracked or otherwise damaged cap can allow gasoline vapors to evaporate out of the filler hose, triggering the light! Always be sure your gas cap is tight every time you fill up!

How expensive is it to replace a serpentine belt?

It is very inexpensive to replace a serpentine belt whether it’s broken or loose. The replacement cost is only going to be between $100 and $200 in most cases. The belt itself will cost between $25 and $80 while the labor costs will probably be between $75 and $120.

Will check engine light reset itself?

2 Answers. The light can clear itself. For instance if you leave the gas cap off when refueling, the light will come on and a code will be entered into the computer memory. Once the cap is put back on and a drive cycle occurs where the computer can detect that everything is good, the light will go off.

How many miles do you have to drive to clear a check engine light?

100 milesHow many miles need to be driven to reset check engine light for inspection? After you clear the computer, you need to drive up to 100 miles to give it a chance to monitor all the sensors and register the results. Sometimes it may be completed in about 50 miles.

How long can a car run without serpentine belt?

around 70-90 minutesOnce it reads “normal” it only takes a short time before it gets too hot. The battery on the other hand, will happily run the car and accessories on average around 70-90 minutes without the alternator, provided you don’t have headlights or anything high-drain on.

What happens when serpentine belt goes bad?

A broken serpentine belt will immediately lead to a loss of power assist for the steering system. … A broken serpentine belt will stop the water pump from circulating antifreeze through the cooling system. This ultimately means that once the serpentine belt breaks the engine can overheat anytime or anywhere.

Can a car run without a serpentine belt?

Under no circumstances can you drive a vehicle without a serpentine belt because the serpentine belt serves the important function of delivering antifreeze to important parts of the engine. The serpentine belt drives the water pump, and without it, there is insufficient coolant flow to maintain the engine temperature.

How long can you drive with a bad tensioner pulley?

So, how long can you drive with a bad idler pulley? The safety recommendation is not to drive the car at all and take it to a mechanic immediately. You should be concerned if the vehicle makes squeaking or rattling noises. The car can still run for months or break after a few days.

Can I replace a serpentine belt myself?

Serpentine belt replacement is easy because today’s automatic drive belt tensioners eliminate the need to loosen bolts or pry components into position for retensioning. Just rotate the tensioner, remove the old belt and install a new one.