Quick Answer: Can I Get My Check Engine Light Checked For Free?

Can bad fuel cause check engine light?

Fill up your gas tank with gas at a different gas station.

Sometimes a tank of bad gas can cause a “check engine” light to come on.

If your indicator light is caused by bad gas, it will shut itself back off after you run a tank or two of good gas through the car..

Where can I get my check engine light checked for free?

Auto parts store. AutoZone is well known for doing free check engine light diagnostics. Just go into the store and ask someone behind the counter.

Does AutoZone check engine light for free?

Many drivers don’t realize that AutoZone, the nation’s largest auto parts chain, will do the following services free of charge: Read the codes on your check engine light. Test your battery’s voltage. Check your alternator and starter.

How much does it cost to check a check engine light?

On average, the fee to have an auto mechanic diagnose a check engine light is $100.

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 AutoZone check for free?

Free Testing We’ll check your alternator, starter, battery and more.

Is check engine light serious?

When your car’s check engine light illuminates your dashboard, it’s usually accompanied by a sinking feeling in the pit of your stomach. The light could be a minor issue, such as a faulty gas cap, or it could mean something more serious, such as a misfiring engine.

Does O’Reilly do free diagnostics?

O’Reilly Auto Parts offers free check engine light testing to help you diagnose the problem. Most of our stores can loan you a code reader for OBD 1&2 systems for vehicles from 1996 and up, except in areas where it is prohibited by law.

Can I drive with check engine light on?

If the check engine light comes on while you’re driving, it can be unnerving. … The check engine light means there’s a problem somewhere in your emissions system. Regardless, you’re safe to drive for now as long as the car isn’t performing strangely. Just have the check engine light checked and the problem repaired.

Why is my car shaking and check engine light on?

If your check engine light is accompanied by your car shaking, there is cause for serious concern. The shaking feeling can be caused by misfires, poor fuel pressure, faulty spark plugs, or a broken engine mount.

Can AutoZone reset check engine light?

Re: Clearing car “Check Engine” light In my area Autozone will check and reset check engine lights for free.

How accurate is AutoZone diagnostic?

Autozone’s free diagnostic check is not extremely reliable. What they refer to as a “diagnostic check” is just having a code scanner hooked up to the vehicle’s computer. … In fact, most vehicles having issues will have multiple error codes showing.