Skip the auto shop - Our mechanics make house calls

Q: Need to replace O2 sensor

asked by on

My Engine light is on. I think it might need an O2 sensor replaced.

A: When a Check Engine Light is illuminated it...

When a Check Engine Light is illuminated it can be scanned by a tool. The code that gets read by the computer signifies what needs to be changed/replaced. An O2 sensor code quite possibly may be the case, but a mechanic can be certain by proper diagnosis of the Check Engine Light codes. After diagnosis, they will be able to pinpoint exactly what needs to be repaired.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Buying an 04 Chevy Silverado

As you know, with any vehicle, the dependability is largely dependent upon how well it is maintained. You're right that you should get the car inspected by a mechanic just to be sure. You may want to consider having a...

Q: Front brakes locked up. Replaced all but ABS pump/module.

If the front brakes are locking up you need to open the bleeder on a caliper to see if the wheel can then be turned. If you can now turn it then you may have bad front brake lines that...

Q: seems to be stuck in 2nd or 1st cant tell

Here are a few things to check next: With a fully charged battery, test the voltage on the ERLS fuse, Key On Engine Off (KOEO) and the transmission connector connected. If the voltage is low at the...

Related articles

How Do Power Car Windows Increase Passenger Safety?
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
P0240 OBD-II Trouble Code: Turbocharger Boost Sensor B Circuit Range/Performance
P0240 code definition Turbocharger Boost Sensor B Circuit Range/Performance What the P0240 code means P0240 is an OBD-II generic code triggered when the Engine Control Module (ECM) detects the intake boost...
How Much Does a Mechanic Make in Vermont?
Automotive technician jobs in Vermont have an average mechanic salary of $37k, with some mechanics earning a salary of $53k.