Quick Answer: What Can AutoZone Diagnose?

What is the most common reason for check engine light?

Replacing a faulty oxygen sensor — a sensor used to optimize a vehicle’s fuel-to-air mixture to increase gas mileage and reduce emissions — is the most common cause for a check engine light.

With over 400,000 repairs nationwide, oxygen sensor replacements account for 8% of all check engine light repairs..

How many miles can you drive with check engine light on?

Here’s something you probably don’t know: after clearing the car’s computer you will need to drive for about 50 to 100 miles. As you drive your car the computer will monitor all the sensors and register the results.

How long does it take to do a diagnostic test on a car?

A standard diagnostic test can take about an hour to an hour and a half. Of course, more complicated issues that require further diagnosis and where components must be removed for access or testing can take 2-3 hours; depending on the severity of the issue or multiple underlying issues.

What do you do when your engine light comes on?

If the check engine light comes on, here are some tips on what you should do:Look for a serious problem that requires immediate attention. … Try tightening your gas cap. … Reduce speed and load. … Use built-in diagnostic services, if available.

Does AutoZone have a free diagnostic test?

How does AutoZone Fix Finder work? Fix Finder reads diagnostic trouble codes from your vehicle’s onboard diagnostic system, and pulls your vehicle information and mileage. … AutoZone gives you a FREE, easy-to-read MYZONE HEALTH REPORT, which includes relevant codes, and details the action that needs to be taken.

Can you turn off a check engine light?

The simplest most straightforward way to get rid of the check engine light is to drive it for a little bit, and the light will turn off by itself. Once you drove your car for a couple of days (e.g., usually three days), the check engine light should be gone.

Will check engine light go off by itself?

A check engine light will shut itself off if the condition that caused it is remedied. So, if your converter is marginal, and you did a lot of stop-and-go driving, which creates high demand for the converter, that may have turned on the check engine light.

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

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

What does AutoZone check 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.

Where can I scan my car for free?

At a local auto parts store Most auto parts stores will have an OBD-II scanner on hand to check the OBD-II PID service codes, and will do it for free. I’ve called several stores in my local area, and all of them said they will scan the codes for free.

Can AutoZone tell you what’s wrong?

Find an AutoZone near you Information is accurate and true to the best of AutoZone’s knowledge, however, there may be omissions, errors or mistakes. Be sure to consult your owner’s manual, a repair guide, an AutoZoner at a store near you, or a licensed, professional mechanic for vehicle-specific repair information.

How accurate is Autozone diagnostic?

Autozone’s free diagnostic check is not extremely reliable. … Autozone’s “diagnostic check” may not be extremely accurate, but it is a free service that can offer valuable information while trying to fix a problem.

Can low oil cause the check engine light to come on?

Low oil pressure is a common cause of a check engine light turning on, and it can seriously interfere with your car’s performance. Usually, if this is the case, your oil light will also appear. … In any case, low enough oil pressure will disable your vehicle, so get this repaired immediately.

How do I permanently turn off my check engine light?

Turn the automobile on and off thrice To disable the check engine light permanently in some automobile, they will robotically reset the problem codes that triggered the earliest fault after the car is put on and off thrice in progression. You have to turn on your ignition.

Can AutoZone run diagnostics?

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

How much does it cost for a diagnostic test on a car?

The cost of a car diagnostic test can vary greatly depending on your vehicle’s model, make, and the issues. Experts say you can expect to pay anywhere between $40 and $400 for a car diagnostic test in dealer shops, and that’s before any repairs are done.

Can AutoZone reset check engine light?

AutoZone can help you diagnose the cause of the light and help you correct it. In most cases disconnecting the battery for a few minutes then reconnecting will clear the fault codes and turn off the light. But if the issue has not been resolved it will come back on, in some cases almost immediately.