Q: What is the cost to replace an 02 sensor in a 2003 Hyundai Elantra

asked by on March 10, 2017

I want to purchase a Hyundai Elantra 2003. Everything under the hood has been replaced, timing belt, head gasket, etc. The 02 sensor needs to be replaced in order to pass Emissions. How much will it cost to repair?
My car's transmission is unknown to me.

Oxygen Sensor Replacement $123.80 - $932.74 Get a Quote

Hello, thank you for writing in. If you are going to have someone replace the oxygen sensor, you must take into consideration the price of the part and the cost of labor. For a technician from YourMechanic to replace the oxygen sensor it will range from $96-472 depending on your make and model. You can find more information at our website and get an official quote there. If you would like to schedule an appointment, contact our service department.

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

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


Experienced Mechanic?

Earn up to $70/hr

What others are asking

How does the vanity mirror on the passenger sun visor work?
The vanity mirror on the passenger side of your Accord is designed to provide better visibility than the basic mirror on the driver side sun visor. To use it, just: Fold down the sun visor from the roof Open the...
What happens if the shift lever doesn’t move?
Without an operational shift lever (gearshift), you’re not going to be driving very far. There are a couple of reasons that the shift lever might not move, so try this: Make sure you have your foot firmly on the brake...
Head gasket leak
Hello. Leaks, especially from the head gasket, are problematic because they can lead to overheating and engine damage. This is something that you will want to take care of sooner or later. I would recommend having a technician locate the...
Floor mat entrapped accelerator, increasing speed, and destroyed engine
Hello. I have seen this occur several times on this particular model. Due to the design of the floor mat it comes loose and gets under the gas pedal which causes this to occur. This happens even more often with...
My tire monitoring system service light is on
Hi there. One of the most common components to fail on your Chevrolet Silverado 1500 is the inner low tire pressure, which is attached to each wheel on the vehicle. Low tire pressure (https://www.yourmechanic.com/article/how-does-my-car-monitor-tire-pressure) is determined in two ways: monitoring...
Car stalling while driving - 2006 Pontiac Grand Prix
Hi there. The P0033 OBD-II error code (https://www.yourmechanic.com/article/p0033-obd-ii-trouble-code-turbo-charger-or-supercharger-bypass-valve-control-circuit-deleted-by-john-nelson) is a generic code that typically indicates a problem with the Turbocharger or Supercharger Bypass Valve Control Circuit. In most cases, the reason the code is triggered is due to a vacuum...
Coolant leak from the engine area.
Question was sent to CS for to repair a coolant leak on a 2010 Volkswagen Passat with a L4-2.0 turbo engine.
windshield wipers won't shut off
If the wipers are still functioning even after you have used the switch to command them off, that means the switch supplying power is fused shut and/or the circuit is being powered when it is not supposed to be due...
Oil light is on car full of oil runs smooth but oil light comes on
Hi there. When a motor is replaced, sometimes electrical sensors that relay information to the ECU have problems in communication and can cause multiple electrical problems as you've described. However, it's also possible this is mechanical, caused by a faulty...

Related articles

How Your ECU Uses Sensor Data
Today’s Today’s modern vehicles are made up of anywhere from one to seven computers that assist with the car’s day to day functions. An engine control unit (https://www.yourmechanic.com/article/how-your-ecu-uses-sensor-data) (ECU), is a computer that similar to that of a laptop or...
Symptoms of a Bad or Failing Oil Temperature Sensor
If the temperature gauge gives false readings or does not move, you may need to replace the oil temperature sensor.
How Long Does an Ambient Temperature Sensor (Switch) Last?
In In many late-model vehicles, the need to manually adjust heat and air conditioning has been eliminated. You can actually set your car’s computer to regulate the cooling and heating process based on the temperature at which you feel most...