- Model years
- 2007–2014
- Engine options
- 6
- Coding modules
- 1
- Codeable settings
- 119
- Make-wide fault codes
- 413
CarCoding supports the Mercedes-Benz C-Series (W204) from 2007 to 2014. The app works with an ELM327 BLE OBD2 adapter on iPhone and Android. It allows users to read fault codes and change ECU settings on this vehicle.
The app provides access to 119 codable settings and 413 manufacturer fault code definitions. Users can adjust options such as Speed Limit, Intelligent Light System, and Blind Spot Assistant Activation. Additional examples include Attention Assist and Roof luggage mode.
Supported coding modules
The CarCoding coding database defines 1 modules and 119 settings for this platform. Open a module to see every setting it carries.
Grouped by category. Open a module to see every setting it exposes.
Instrument cluster
Engine options
- C180 1.8 Petrol 156HP
- C200 2.0 Petrol 184HP
- C350 3.5 Petrol 306HP
- C63 AMG 6.2 Petrol 457HP
- C220d 2.1 Diesel 170HP
- C250d 2.1 Diesel 204HP
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
Which app can do ECU coding on the Mercedes-Benz C-Series (W204)?
CarCoding does ECU coding on the Mercedes-Benz C-Series (W204) (2007–2014) from your phone: 119 codeable settings are defined across 1 modules; example settings: Speed Limit (Menu_Permanent_Speedtronic), ILS Tourist Menu (Menu_TouristMd), Intelligent Light System (Menu_ILS), Interior Dimming (Menu_Dimming), Lane departure warning, FCW 3.0 (Menu_FCW_Stop). 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.
Can I read fault codes on the Mercedes-Benz C-Series (W204)?
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.