Is Your Mercedes OBD2 Compliant? A Comprehensive Guide

Determining if your Mercedes-Benz is OBD2 compliant is a common concern for car owners looking to perform diagnostics or clear fault codes themselves. You want to ensure that any diagnostic scanner you purchase will effectively communicate with your vehicle. At obd-de.com, we understand this need and have compiled information to help you understand Mercedes OBD2 compliance.

Modern Mercedes vehicles, like many contemporary cars, are equipped with advanced electronic systems. These systems, while enhancing safety, comfort, and efficiency, can also present diagnostic challenges. An efficient OBD2 diagnostic tool is invaluable for pinpointing the source of any issues quickly.

An OBD2 scanner can provide error codes that lead you to the problem area, potentially saving you significant costs compared to a garage diagnostic check. Our users have tested thousands of vehicles, including many Mercedes models, with OBD2 scanners like Klavkarr.

Understanding Mercedes OBD2 Compatibility

The good news is that most modern Mercedes-Benz vehicles are indeed OBD2 compliant. The OBD2 standard, and its European counterpart EOBD, mandates that vehicles meet certain emissions standards and provide standardized diagnostic access.

Legislation dictates that all gasoline vehicles sold in Europe since 2001 and diesel vehicles since 2004 must be EOBD compliant, which is functionally equivalent to OBD2. This means that if your Mercedes-Benz is a gasoline model from 2001 onwards or a diesel model from 2004 onwards, it is highly likely to be OBD2 compliant.

Our extensive vehicle compatibility list, compiled with the help of our registered users, includes 4601 tested vehicles, with over 12195 configurations, many of which are Mercedes-Benz models. This user-generated data offers valuable insights into real-world compatibility.

It’s important to note that while this list is extensive, it is for informational purposes. Compatibility for vehicles produced just before the official OBD2/EOBD implementation dates cannot be guaranteed. However, as a general rule, most Mercedes-Benz vehicles within the specified year ranges are OBD2 compliant.

Mercedes-Benz Models and OBD2 Compatibility

Below is a list of Mercedes-Benz models that are generally compatible with OBD2 scanners. This list is based on user testing and should serve as a helpful guide.

A Class – 168 (2001 – 2004)
A Class – 169 (2004 – 2009)
A Class – 169 (2009 – 2012)
A Class – 176 (2012 – 2015)
A Class – 176 (2015 – 2018)
A Class – 177 (2018 – …)
AMG GT – 290 (2014 – 2018)
B Class – 245 (2005 – 2008)
B Class – 245 (2008 – 2011)
B Class – 246 (2012 – 2015)
B Class – 246 (2015 – 2019)
B Class – 247 (2018 – …)
C Class – 202 (1997 – 2000)
C Class – 203 (2000 – 2005)
C Class – 203 (2005 – 2007)
C Class – 204 (2007 – 2010)
C Class – 204 (2010 – 2014)
C Class – 205 (2014 – 2018)
C Class – 205 (2018 – 2021)
C Class – 206 (2021 – …)
Citan – 415 (2012 – 2021)
Citan II – 420 (2021 – …)
CL Class – 215 (1999 – 2002)
CL Class – 216 (2006 – 2013)
CLA Class – 117 (2013 – 2016)
CLA Class – 117 (2016 – 2019)
CLA Class – 118 (2019 – …)
CLC Class – 203 (2008 – 2011)
CLK Class – 208 (1999 – 2003)
CLK Class – 209 (2002 – 2005)
CLK Class – 209 (2005 – 2010)
CLE Class – 236 (2023 – …)
CLS Class – 218 (2010 – 2014)
CLS Class – 218 (2014 – 2018)
CLS Class – 219 (2004 – 2008)
CLS Class – 219 (2008 – 2010)
CLS Class – 257 (2018 – …)
E Class – 210 (1995 – 1999)
E Class – 210 (1999 – 2003)
E Class – 211 (2003 – 2006)
E Class – 211 (2006 – 2009)
E Class – 212/207 (2009 – 2013)
E Class – 212/207 (2013 – 2016)
E Class – 213/238 (2016 – 2023)
E Class – 214 (2023 – …)
EQA (2021 – …)
EQB (2020 – …)
EQC (2019 – 2023)
EQE (2021 – …)
EQS (2021 – …)
EQT (2023 – …)
EQV (2020 – …)
G Class I – 463 (2000 – 2007)
G Class I – 463 (2007 – 2009)
G Class I – 463 (2009 – 2012)
G Class I – 463 (2012 – 2015)
G Class I – 463 (2015 – 2018)
G Class II – 463 (2018 – …)
GLA Class – X156 (2014 – 2017)
GLA Class – X156 (2017 – 2020)
GLA Class – H247 (2020 – …)
GLB Class – X247 (2019 – …)
GLC Class – X253 (2015 – 2019)
GLC Class – X253 (2019 – 2022)
GLC Class – X254 (2022 – …)
GLE Class – 166/292 (2015 – 2018)
GLE Class – 167 (2018 – …)
GLK Class – 204 (2008 – 2012)
GLK Class – 204 (2012 – 2015)
GLS Class – X166 (2016 – 2019)
GLS Class – 167 (2019 – …)
Man – Various Models
Metris – 447 (2014 – 2019)
Metris – 447 (2019 – …)
M/ML Class – 163 (1997 – 2001)
M/ML Class – 163 (2001 – 2005)
M/ML Class – 164 (2005 – 2008)
M/ML Class – 164 (2008 – 2011)
M/ML Class – 166 (2011 – 2015)
R Class – 251 (2005 – 2010)
R Class – 251 (2010 – 2017)
S Class – 140 (1997 – 1999)
S Class – 220 (1998 – 2002)
S Class – 220 (2002 – 2005)
S Class – 221 (2005 – 2009)
S Class – 221 (2009 – 2013)
S Class – 222/217 (2013 – 2017)
S Class – 222/217 (2017 – 2020)
S Class – 223 (2020 – …)
SL Class – R129 (1989 – 2001)
SL Class – R230 (2001 – 2006)
SL Class – R230 (2006 – 2008)
SL Class – R230 (2008 – 2013)
SL Class – R231 (2012 – 2016)
SL Class – R231 (2016 – 2021)
SL Class – R232 (2021 – …)
SLC Class – 172 (2016 – …)
SLK Class – R170 (1996 – 2000)
SLK Class – R170 (2000 – 2004)
SLK Class – R171 (2004 – 2008)
SLK Class – R171 (2008 – 2010)
SLK Class – R172 (2011 – 2016)
SLR McLaren – 199 (2003 – 2010)
SLS AMG (2010 – 2014)
Smart – Various Models
Sprinter – 903 (1995 – 2006)
Sprinter – 906 (2006 – 2013)
Sprinter – 906 (2013 – 2018)
Sprinter – 907/910 (2018 – …)
T Class – 420 (2022 – …)
Valente – 447 (2014 – 2019)
Valente – 639 (2003 – 2010)
Valente – 639 (2010 – 2014)
Valente – 447 (2019 – …)
Vaneo – 414 (2001 – 2005)
Vario – BM667/668/670 (1996 – 2013)
V Class – 447 (2014 – 2019)
V Class – 638 (1999 – 2003)
V Class – 639 (2003 – 2010)
V Class – 639 (2010 – 2014)
V Class – 447 (2019 – …)
Viano – 447 (2014 – 2019)
Viano – 639 (2003 – 2010)
Viano – 639 (2010 – 2014)
Viano – 447 (2019 – …)
Vito I – 638 (1999 – 2003)
Vito II – 639 (2003 – 2010)
Vito II – 639 (2010 – 2014)
Vito III – 447 (2014 – 2019)
Vito III – 447 (2019 – …)
Volkswagen – Various Models
X Class – 470 (2017 – 2020)
AMG GT – 290 (2018 – 2021)
CL Class – 215 (2002 – 2006)
CL Class – 216 (2010 – 2013)
E Class – 211 (2006 – 2009)
G Class I – 463 (2009 – 2012)
GLA Class – X156 (2017 – 2020)
GLC Class – X253 (2019 – 2022)
GLE Class – 167 (2018 – …)
GLB Class – X247 (2019 – …)
CLA Class – 117 (2016 – 2019)
GLS Class – 167 (2019 – …)
M/ML Class – 163 (2001 – 2005)
M/ML Class – 164 (2008 – 2011)
Vito III – 447 (2019 – …)
V Class – 447 (2019 – …)
Viano – 447 (2019 – …)
Valente – 447 (2019 – …)
Metris – 447 (2019 – …)

Benefits of Using an OBD2 Scanner on Your Mercedes

Using an OBD2 scanner with your Mercedes-Benz offers several advantages:

Diagnose Issues Quickly: Identify the cause of warning lights or performance problems efficiently.
Save Money on Diagnostics: Avoid costly diagnostic fees at garages by identifying issues yourself.
Clear Fault Codes: Reset warning lights after addressing the underlying problem.
Understand Your Vehicle Better: Gain insights into your Mercedes’ systems and performance.

The cost of an OBD2 scanner, like the Klavkarr tool, can often be recovered after just one use compared to a professional garage diagnostic check!

Common OBD2 Fault Codes in Mercedes Vehicles

Users of Klavkarr diagnostic tools frequently encounter these OBD fault codes on Mercedes-Benz vehicles:

P0410: Secondary Air Injection System – Incorrect Flow Detected: Indicates a problem with the secondary air injection system, which helps reduce emissions.
P0301: Cylinder 1 – Misfire Detected: Signals a misfire in cylinder 1, potentially caused by issues with ignition, fuel, or compression.
P0101: Mass or Volume Air Flow “A” Circuit Range/Performance Problem: Points to a problem with the mass air flow sensor, affecting the engine’s air-fuel mixture.
P0170: Fuel Trim Malfunction (Bank 1): Suggests an issue with the fuel trim on engine bank 1, indicating the engine’s computer is struggling to maintain the correct air-fuel ratio.
P0087: Fuel Rail/System Pressure Too Low: Indicates insufficient fuel pressure in the fuel rail, which can affect engine performance.
P2BAC: Relates to NOx exceedance – EGR cooler performance, often associated with diesel engines and emissions control.

Finding Your Mercedes OBD2 Port

Locating the OBD2 port in your Mercedes-Benz is usually straightforward. While the location can vary slightly depending on the model, it is commonly found within the driver’s side dashboard area.

To assist you in finding the exact location, we have created a searchable database of OBD2 port locations. If you are having trouble finding the port in your Mercedes, you can utilize our OBD2 port location finder for Mercedes-Benz.

Explore Other German Automotive Brands

Germany is renowned for its automotive engineering and is home to several prestigious car brands in addition to Mercedes-Benz. If you are interested in exploring the OBD2 compatibility of other German-made vehicles, you can check out the following brands:

In conclusion, most Mercedes-Benz vehicles manufactured from the early 2000s onwards are OBD2 compliant, allowing you to use standard OBD2 scanners for diagnostics and maintenance. Utilizing an OBD2 scanner is a smart way to keep your Mercedes-Benz running smoothly and address potential issues proactively.