What is the function and operation of an oxygen sensor on Mercedes-Benz C230?

An oxygen sensor is essentially a galvanic battery, with the internal elements reacting to the unburned oxygen in the exhaust to produce a voltage output ranging between 0.1 volt (meaning the mixture is lean with lots of oxygen) and 0.9 volt (meaning the mixture is rich with near absent oxygen). Sixty-eight antibodies, mounted on the exhaust manifolds in front of the catalytic converters, provide feedback to the PCM about the amount of residual oxygen remaining, which the PCM uses to adjust the pulse width opened to the fuel injector to achieve maximum power, preferably that of an 14.7:1 air-fuel ratio to ensure ease of power and low levels of emissions. Sensors in array down the catalytic converters monitor catalytic efficiency, rather than attempt to control the air-fuel ratio, and generate a slow vibring voltage that measures the proportion of oxygen in the exhaust gases. Four sensors are used in V6 models, two in four-cylinder models and they are placed differently depending on the model year. Oxygen sensors need appropriate electrical connections, proper operating temperature (approximately 600-degrees F), unleaded fuel to perform best. The PCM is capable of detecting a wide range of sensor faults and enabling Diagnostic Trouble Codes to indicate a fault and shuts off open-loop fuel control when needed. To replace, it would be recommended to heat the engine so that the sensor is Warmed easy to remove electrical connector, be an appropriate tool which is the screwdriver and unscrew sensor, clean the thread and apply an anti-seize compound when re-using the old sensor. The reverse order is a good idea after installation, the torque should also be applied.

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Oxygen O2 Sensor

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127 Oxygen Sensors found

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Mercedes-Benz Oxygen Sensor
Part Number: 007-153-63-28
$87.60 MSRP: $122.00
You Save: $34.40 (29%)
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Product Specifications
- Other Name: Temperature Sensor; Oxygen Sensor, Sensor
- Replaces: 005-153-11-28
Fits the following Mercedes-Benz Models:
- GL320 | 2007-2008 | CDI | 6 Cyl 3.0 L DIESEL
- ML320 | 2007-2009 | Bluetec 4Matic, CDI | 6 Cyl 3.0 L DIESEL
- R320 | 2009 | Bluetec | 6 Cyl 3.0 L DIESEL
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Mercedes-Benz Oxygen Sensor
Part Number: 000-905-96-04
$112.80 MSRP: $157.00
You Save: $44.20 (29%)
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Product Specifications
- Other Name: Temperature Sensor; Oxygen Sensor
Fits the following Mercedes-Benz Models:
- Sprinter 2500 | 2023 | Base | 4 Cyl 2.0 L DIESEL
- Sprinter 3500 | 2023 | Base | 4 Cyl 2.0 L DIESEL
- Sprinter 3500XD | 2023 | Base | 4 Cyl 2.0 L DIESEL
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Mercedes-Benz Rear Oxygen Sensor
Part Number: 008-542-62-18
$98.40 MSRP: $137.00
You Save: $38.60 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Lambda Probe; Rear Oxygen Sensor
Fits the following Mercedes-Benz Models:
- ML400 | 2015 | 4Matic | 6 Cyl 3.0 L GAS
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Mercedes-Benz Front Oxygen Sensor
Part Number: 000-542-18-00
$106.80 MSRP: $149.00
You Save: $42.20 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Lambda Probe; Front Oxygen Sensor, Oxygen Sensor
- Position: Rear
Fits the following Mercedes-Benz Models:
- GL450 | 2015-2016 | 4Matic | 6 Cyl 3.0 L GAS
- GLE400 | 2019, 2016-2017 | 4Matic | 6 Cyl 3.0 L GAS
- GLE43 AMG | 2017-2019 | 4Matic | 6 Cyl 3.0 L GAS
- GLE450 AMG | 2016 | 4Matic | 6 Cyl 3.0 L GAS
- GLE550e | 2016-2018 | 4Matic | 6 Cyl 3.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- GLS450 | 2017-2019 | 4Matic | 6 Cyl 3.0 L GAS
- S560e | 2019-2020 | Base | 6 Cyl 3.0 L PLUG-IN HYBRID EV-GAS (PHEV)
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Mercedes-Benz Rear Oxygen Sensor
Part Number: 008-542-33-18
$102.00 MSRP: $142.00
You Save: $40.00 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Lambda Probe; Oxygen Sensor
- Position: Rear
Fits the following Mercedes-Benz Models:
- C400 | 2015 | 4Matic | 6 Cyl 3.0 L GAS
- SL550 | 2016-2020 | Base | 8 Cyl 4.7 L GAS
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Mercedes-Benz Front Oxygen Sensor
Part Number: 008-542-30-18
$109.20 MSRP: $152.00
You Save: $42.80 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Lambda Probe; Front Oxygen Sensor
Fits the following Mercedes-Benz Models:
- CL550 | 2011-2012 | 4Matic | 8 Cyl 4.7 L GAS
- CL63 AMG | 2011-2013 | Base | 8 Cyl 5.5 L GAS
- S550 | 2012 | 4Matic, Base | 8 Cyl 4.7 L GAS
- S63 AMG | 2011-2013 | Base | 8 Cyl 5.5 L GAS
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Mercedes-Benz Front Oxygen Sensor
Part Number: 008-542-29-18
$98.40 MSRP: $137.00
You Save: $38.60 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Lambda Probe; Front Oxygen Sensor
Fits the following Mercedes-Benz Models:
- C300 | 2013-2014 | 4Matic, 4Matic Luxury, 4Matic Sport | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS
- C350 | 2012-2014 | 4Matic, Base, Sport | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS
- E350 | 2012-2013 | 4Matic, Base | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS
- SL63 AMG | 2013 | Base | 8 Cyl 5.5 L GAS
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Mercedes-Benz Rear Oxygen Sensor
Part Number: 000-542-20-04
$121.20 MSRP: $169.00
You Save: $47.80 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Lambda Probe; Oxygen Sensor, Rear Oxygen Sensor
Fits the following Mercedes-Benz Models:
- AMG GT 63 | 2023, 2019-2021 | Base | 8 Cyl 4.0 L GAS
- AMG GT 63 S | 2023, 2019-2021 | Base | 8 Cyl 4.0 L GAS
- C43 AMG | 2017-2023 | 4Matic | 6 Cyl 3.0 L GAS
- C63 AMG | 2019-2021 | Base | 8 Cyl 4.0 L GAS
- C63 AMG S | 2019-2021 | Base | 8 Cyl 4.0 L GAS
- E400 | 2017-2018 | 4Matic, Base | 6 Cyl 3.0 L GAS
- E43 AMG | 2017-2018 | 4Matic | 6 Cyl 3.0 L GAS
- E450 | 2019-2020 | 4Matic, Base | 6 Cyl 3.0 L GAS
- E63 AMG S | 2018-2021 | 4Matic | 8 Cyl 4.0 L GAS
- G550 | 2019-2023 | Base | 8 Cyl 4.0 L GAS
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Mercedes-Benz Front Oxygen Sensor
Part Number: 000-542-31-00-64
$129.60 MSRP: $180.00
You Save: $50.40 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Lambda Probe; Front Oxygen Sensor, Oxygen Sensor
- Replaces: 000-542-31-00
Fits the following Mercedes-Benz Models:
- C300 | 2015-2018 | 4Matic, Base | 4 Cyl 2.0 L GAS
- C350e | 2016-2018 | Base | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- E300 | 2017-2019 | 4Matic, Base | 4 Cyl 2.0 L GAS
- GLC300 | 2016-2019 | 4Matic, Base | 4 Cyl 2.0 L GAS
- GLC350e | 2018-2020 | 4Matic | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- SLC300 | 2017-2020 | Base, Final Edition | 4 Cyl 2.0 L GAS
- SLK300 | 2016 | Base | 4 Cyl 2.0 L GAS
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Mercedes-Benz Rear Oxygen Sensor
Part Number: 000-542-15-00
$118.80 MSRP: $165.00
You Save: $46.20 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Lambda Probe; Oxygen Sensor
- Position: Rear
Fits the following Mercedes-Benz Models:
- AMG GT | 2017-2021 | Base | 8 Cyl 4.0 L GAS
- AMG GT Black Series | 2021 | Base | 8 Cyl 4.0 L GAS
- AMG GT C | 2018-2021 | Base | 8 Cyl 4.0 L GAS
- AMG GT R | 2018-2020 | Base | 8 Cyl 4.0 L GAS
- AMG GT R Pro | 2020 | Base | 8 Cyl 4.0 L GAS
- AMG GT S | 2016-2019 | Base | 8 Cyl 4.0 L GAS
- GL450 | 2015-2016 | 4Matic | 6 Cyl 3.0 L GAS
- GLE400 | 2019, 2016-2017 | 4Matic | 6 Cyl 3.0 L GAS
- GLE43 AMG | 2017-2019 | 4Matic | 6 Cyl 3.0 L GAS
- GLE450 AMG | 2016 | 4Matic | 6 Cyl 3.0 L GAS
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Mercedes-Benz Front Oxygen Sensor
Part Number: 000-542-34-00-64
$115.20 MSRP: $160.00
You Save: $44.80 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Lambda Probe
- Replaces: 000-542-34-00
Fits the following Mercedes-Benz Models:
- C63 AMG | 2016-2021 | Base | 8 Cyl 4.0 L GAS
- C63 AMG S | 2023, 2015-2021 | Base | 8 Cyl 4.0 L GAS
- G550 | 2019-2023 | Base | 8 Cyl 4.0 L GAS
- G63 AMG | 2019-2023 | Base | 8 Cyl 4.0 L GAS
- GLC300 | 2018-2019 | 4Matic, Base | 4 Cyl 2.0 L GAS
- GLC350e | 2018-2019 | 4Matic | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- GLC43 AMG | 2018-2019 | 4Matic | 6 Cyl 3.0 L GAS
- GLC63 AMG | 2018-2021 | 4Matic | 8 Cyl 4.0 L GAS
- GLC63 AMG S | 2018-2021 | 4Matic | 8 Cyl 4.0 L GAS
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Mercedes-Benz Front Oxygen Sensor
Part Number: 000-542-87-11
$144.00 MSRP: $200.00
You Save: $56.00 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Lambda Sensor; Front Oxygen Sensor, Oxygen Sensor
- Replaced by: 000-542-63-12
Fits the following Mercedes-Benz Models:
- AMG GT 63 S E Performance | 2023 | Base | 8 Cyl 4.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- S580 | 2021-2023 | 4Matic | 8 Cyl 4.0 L MILD HYBRID EV-GAS (MHEV)
- SL55 AMG | 2022-2023 | 4Matic | 8 Cyl 4.0 L GAS
- SL63 AMG | 2022-2023 | 4Matic | 8 Cyl 4.0 L GAS
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Mercedes-Benz Rear Oxygen Sensor
Part Number: 000-542-16-00
$116.40 MSRP: $162.00
You Save: $45.60 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Lambda Probe; Oxygen Sensor, Rear Oxygen Sensor
Fits the following Mercedes-Benz Models:
- C43 AMG | 2017-2023 | 4Matic | 6 Cyl 3.0 L GAS
- E400 | 2017-2018 | 4Matic, Base | 6 Cyl 3.0 L GAS
- E43 AMG | 2017-2018 | 4Matic | 6 Cyl 3.0 L GAS
- E450 | 2019-2020 | 4Matic, Base | 6 Cyl 3.0 L GAS
- GLC43 AMG | 2017-2023 | 4Matic | 6 Cyl 3.0 L GAS
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Mercedes-Benz Front Oxygen Sensor
Part Number: 009-542-58-18
$128.40 MSRP: $179.00
You Save: $50.60 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Lambda Probe; Front Oxygen Sensor
Fits the following Mercedes-Benz Models:
- AMG GT 63 | 2023, 2019-2021 | Base | 8 Cyl 4.0 L GAS
- AMG GT 63 S | 2023, 2019-2021 | Base | 8 Cyl 4.0 L GAS
- C63 AMG | 2019-2021 | Base | 8 Cyl 4.0 L GAS
- C63 AMG S | 2019-2021 | Base | 8 Cyl 4.0 L GAS
- CLS550 | 2015-2018 | Base | 8 Cyl 4.7 L GAS
- E63 AMG S | 2018-2021 | 4Matic | 8 Cyl 4.0 L GAS
- G550 | 2016-2018 | Base | 8 Cyl 4.0 L GAS
- GLC300 | 2018-2019 | 4Matic, Base | 4 Cyl 2.0 L GAS
- GLC350e | 2018-2019 | 4Matic | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- GLC43 AMG | 2018-2019 | 4Matic | 6 Cyl 3.0 L GAS
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Mercedes-Benz Rear Oxygen Sensor
Part Number: 000-542-10-00
$123.60 MSRP: $172.00
You Save: $48.40 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Lambda Probe; Oxygen Sensor
- Position: Rear
Fits the following Mercedes-Benz Models:
- CLS400 | 2016 | 4Matic, Base | 6 Cyl 3.0 L GAS
- E400 | 2015-2017 | 4Matic, Base, Hybrid | 6 Cyl 3.0 L GAS, 6 Cyl 3.5 L FULL HYBRID EV-GAS (FHEV)
- GLE550e | 2016-2018 | 4Matic | 6 Cyl 3.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- S450 | 2018-2020 | 4Matic, Base | 6 Cyl 3.0 L GAS
- S560e | 2019-2020 | Base | 6 Cyl 3.0 L PLUG-IN HYBRID EV-GAS (PHEV)
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Mercedes-Benz Rear Oxygen Sensor
Part Number: 000-542-81-04
$116.40 MSRP: $162.00
You Save: $45.60 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Lambda Probe; Oxygen Sensor, Rear Oxygen Sensor
Fits the following Mercedes-Benz Models:
- A220 | 2019-2022 | 4Matic, Base | 4 Cyl 2.0 L GAS
- A35 AMG | 2020-2021 | 4Matic | 4 Cyl 2.0 L GAS
- C300 | 2019-2023 | 4Matic, Base | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV)
- C43 AMG | 2023-2024 | 4Matic | 4 Cyl 2.0 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L GAS
- CLA250 | 2020-2023 | 4Matic, Base | 4 Cyl 2.0 L GAS
- CLA35 AMG | 2020-2023 | 4Matic | 4 Cyl 2.0 L GAS
- GLA250 | 2021-2023 | 4Matic, Base | 4 Cyl 2.0 L GAS
- GLA35 AMG | 2021-2023 | 4Matic | 4 Cyl 2.0 L GAS
- GLB250 | 2020-2023 | 4Matic, Base | 4 Cyl 2.0 L GAS
- GLB35 AMG | 2021-2023 | 4Matic | 4 Cyl 2.0 L GAS
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Mercedes-Benz Rear Oxygen Sensor
Part Number: 000-542-76-11
$118.80 MSRP: $165.00
You Save: $46.20 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Lambda Sensor; Oxygen Sensor, Rear Oxygen Sensor
Fits the following Mercedes-Benz Models:
- AMG GT 43 | 2021-2023 | Base | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- AMG GT 53 | 2019-2023 | Base | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- CLS450 | 2019-2023 | 4Matic, Base | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- CLS53 AMG | 2019-2021 | 4Matic | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- E450 | 2021-2023 | 4Matic, Base | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- E53 AMG | 2019-2023 | 4Matic | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- GLE450 | 2020-2022 | 4Matic | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- GLE53 AMG | 2021-2023 | 4Matic | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- GLS450 | 2020-2023 | 4Matic | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
- S500 | 2021-2023 | 4Matic | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV)
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Mercedes-Benz Rear Oxygen Sensor
Part Number: 007-542-64-18-65
$104.40 MSRP: $145.00
You Save: $40.60 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Lambda Probe; Oxygen Sensor, Rear Oxygen Sensor
- Replaces: 007-542-64-18-64, 007-542-64-18
Fits the following Mercedes-Benz Models:
- C300 | 2015-2018 | 4Matic, Base | 4 Cyl 2.0 L GAS
- C350e | 2016-2018 | Base | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- E300 | 2017-2019 | 4Matic, Base | 4 Cyl 2.0 L GAS
- GLC300 | 2016-2019 | 4Matic, Base | 4 Cyl 2.0 L GAS
- GLC350e | 2018-2020 | 4Matic | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- SLC300 | 2017-2020 | Base, Final Edition | 4 Cyl 2.0 L GAS
- SLK300 | 2016 | Base | 4 Cyl 2.0 L GAS
- Sprinter 1500 | 2019-2023 | Base | 4 Cyl 2.0 L GAS
- Sprinter 2500 | 2019-2023 | Base | 4 Cyl 2.0 L GAS
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Mercedes-Benz Rear Oxygen Sensor
Part Number: 000-542-80-04
$140.40 MSRP: $195.00
You Save: $54.60 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Lambda Probe; Oxygen Sensor, Rear Oxygen Sensor
Fits the following Mercedes-Benz Models:
- C300 | 2018-2021 | 4Matic, Base | 4 Cyl 2.0 L GAS
- E350 | 2020-2023 | 4Matic, Base | 4 Cyl 2.0 L GAS
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Mercedes-Benz Oxygen Sensor
Part Number: 000-540-86-17
Product Specifications
- Other Name: Sender Unit
- Replaced by: 000-540-51-17-26
Fits the following Mercedes-Benz Models:
- SL320 | 1996 | Base | 6 Cyl 3.2 L GAS

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1-20 of 127 Results

Mercedes-Benz Oxygen Sensor

The role of the Mercedes-Benz oxygen sensor in regulating fuel emissions is very important for better engine performance and fuel economy. It monitors exhaust gas and deposits developed by the engine, thus providing data about the air-fuel ratio. Whenever this ratio goes below or above normal values, the sensor relays information to the vehicle's engine control system for precise adjustment of the fuel mixture. Fluctuating idle speed and a sudden decrease in gas mileage are some telltale symptoms of a bad oxygen sensor. Heated sensors should be changed after 100,000 miles, while unheated sensors should be changed after 50,000 miles.

Why go for OEM Mercedes-Benz Oxygen Sensors? Because they are the optimal solutions, fit your vehicle perfectly, and are easy to install. Therefore, these factors help maintain the dependability and performance of your vehicle. At MBPartsGiant.com, you may find all the required genuine parts for your Mercedes-Benz. They are delivered from authorized Mercedes-Benz dealers directly via an uncomplicated online catalog. We guarantee promptness, reliability, and cheap sales on the Mercedes-Benz Oxygen Sensor, and we always provide you with the right part at any time. Depend on our genuine Mercedes-Benz Oxygen Sensors to keep your vehicle running smoothly.

Mercedes-Benz Oxygen Sensor Parts and Q&A

Oxygen Sensor
001-540-05-17
Q: What is the function and operation of an oxygen sensor on Mercedes-Benz C230?
A:
An oxygen sensor is essentially a galvanic battery, with the internal elements reacting to the unburned oxygen in the exhaust to produce a voltage output ranging between 0.1 volt (meaning the mixture is lean with lots of oxygen) and 0.9 volt (meaning the mixture is rich with near absent oxygen). Sixty-eight antibodies, mounted on the exhaust manifolds in front of the catalytic converters, provide feedback to the PCM about the amount of residual oxygen remaining, which the PCM uses to adjust the pulse width opened to the fuel injector to achieve maximum power, preferably that of an 14.7:1 air-fuel ratio to ensure ease of power and low levels of emissions. Sensors in array down the catalytic converters monitor catalytic efficiency, rather than attempt to control the air-fuel ratio, and generate a slow vibring voltage that measures the proportion of oxygen in the exhaust gases. Four sensors are used in V6 models, two in four-cylinder models and they are placed differently depending on the model year. Oxygen sensors need appropriate electrical connections, proper operating temperature (approximately 600-degrees F), unleaded fuel to perform best. The PCM is capable of detecting a wide range of sensor faults and enabling Diagnostic Trouble Codes to indicate a fault and shuts off open-loop fuel control when needed. To replace, it would be recommended to heat the engine so that the sensor is Warmed easy to remove electrical connector, be an appropriate tool which is the screwdriver and unscrew sensor, clean the thread and apply an anti-seize compound when re-using the old sensor. The reverse order is a good idea after installation, the torque should also be applied.

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