- Model years
- 2015–2021
- Make-wide fault codes
- 413
CarCoding is a mobile application for iPhone and Android that works with an ELM327 BLE OBD2 adapter. It supports the Mercedes-Benz C-Class from 2015 to 2021. The app provides access to manufacturer fault code definitions for this vehicle.
You can read and clear fault codes using the app. It also allows you to view live data from the vehicle. The database includes 413 manufacturer fault code definitions for the supported model years.
Supported coding modules
No coding modules are defined for this vehicle in CarCoding. Fault code read/clear and live data work over OBD2.
Fault codes for this make
There are 413 manufacturer fault code descriptions for Mercedes-Benz · Smart. Open a code block and read what your code means.
Frequently asked questions
What does CarCoding do on the Mercedes-Benz C-Class (2015-2021)?
CarCoding reads and clears fault codes and shows live data over OBD2 on the Mercedes-Benz C-Class (2015-2021) (2015–2021). No coding modules are defined for this vehicle.
Can I read fault codes on the Mercedes-Benz C-Class (2015-2021)?
Yes. Besides standard OBD2 engine codes there are 413 manufacturer fault code descriptions for this make group; you can read and clear them.
Which adapter do I need?
An ELM327-based OBD2 adapter with Bluetooth Low Energy (BLE) is all you need; the app runs on iPhone and Android and is free to download.
How do I start?
- Plug an ELM327-compatible OBD2 adapter into the car.
- Open CarCoding and connect to the adapter over Bluetooth.
- Pick the make and model — or let the VIN identify it.
- Read fault codes; on supported vehicles, open the module settings.
Related pages
Get CarCoding
Connect your ELM327 adapter, read fault codes, and browse module settings on supported vehicles.
The app is free to download.