





Connects 2 CTKMB12 Mercedes Double DIN Installation Kit
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The Connects2 CTKMB12 is a complete double DIN stereo installation kit for the Mercedes A-Class (2004–2012), B-Class (2005–2011), Viano (2006–2014) and Vito (2006–2014, not compatible with the Audio 15 head unit). It includes a black double DIN fascia, steering wheel control interface, FAKRA aerial adapter and universal patch lead.
Key specifications
- Part number: CTKMB12
- Vehicles: Mercedes A-Class 2004–2012, B-Class 2005–2011, Viano 2006–2014, Vito 2006–2014
- Vehicle connector: Quadlock (FAKRA)
- Head unit size: double DIN
- Steering controls: CAN-Bus interface with phone button support
- Outputs: park brake, reverse gear, ignition, illumination, speed pulse
- Date and time: not retained
CTKMB12 double DIN installation kit
Includes a black double DIN fascia, steering wheel control interface, FAKRA antenna adapter and universal patch lead — everything needed to fit a double DIN head unit into compatible Mercedes vehicles, supplied as a complete, ready-to-install kit.
If you need a kit for a later Mercedes Vito, see the Connects2 CTKMB17 for the Mercedes Vito W447 (2015 onwards).
Features and benefits
- Plug and play
- Phone button support
- USB updateable
- Works with CAN-Bus
- Park brake output
- Reverse gear output
- Ignition output
- Illumination output
- Speed pulse output
Note: date and time are not retained after installation.
Explore the full range in Connects 2 Stereo Fitting Kits.
Specification
| Type | Installation Kit |
|---|---|
| Series | Mercedes |
| Article Number | CTKMB12 |
| Country of Manufacture | China |
What's Included
- Double DIN Fascia
- Steering Wheel Control Interface
- Fakra Antenna Adapter
- Universal patchlead
Connects 2
About the Connects 2 CTKMB12
From our tech experts at CEN
The Connects 2 CTKMB12 is a complete double DIN installation kit for the Mercedes A-Class (2004–2012), B-Class (2005–2011), Viano (2006–2014) and Vito (2006–2014), though it is not compatible with Vito models fitted with the Audio 15 head unit. In the box you get a black double DIN fascia, CAN-Bus steering wheel control interface, FAKRA aerial adapter and universal patch lead.
Who it suits
This kit is for owners of the above Mercedes models who want to fit a double DIN head unit from a major brand such as Alpine, Kenwood, Pioneer or Sony. If your Vito is a W447 built from 2015 onwards, you need the Connects 2 CTKMB17 instead.
Our tech experts advise
The CAN-Bus interface retains steering wheel controls including the phone button, but date and time will not be carried over after fitting. Cheap unbranded stereos are often not industry standard and may not seat correctly in the fascia. Installation is priced per vehicle — visit our Nottingham fitting page for details.
Explore the full Connects 2 range at CEN, with fast UK dispatch and expert advice from our Nottingham team. Shop all Connects 2
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Frequently Asked Questions
Q: Is this installation kit right for my vehicle?
A: Installation kits are vehicle-specific. Check the compatible makes, models and years in the product description, or contact CEN with your registration and we will confirm the exact kit you need.
Q: What is included in a stereo installation kit?
A: A typical kit includes the fascia panel to fill your dash aperture and the wiring harness to connect the new stereo without cutting factory wiring. Some vehicles also need an aerial adapter or steering wheel control interface, listed separately.
Q: Will I lose my steering wheel controls when fitting a new stereo?
A: Not if you use the right interface. Where your vehicle needs one, a steering wheel control adapter retains your existing buttons with the new stereo. We will advise if your vehicle requires it.
Q: Which Mercedes models does the CTKMB12 fit?
A: The Mercedes Viano 2006-2014, Vito 2006-2014 (not for vehicles with the Audio 15 head unit), A-Class 2004-2012 and B-Class 2005-2011, all with Quadlock (Fakra) connection.
Q: Will the CTKMB12 fit a Vito with the Audio 15 head unit?
A: No. It is not for Vito vehicles with the Audio 15 head unit.
Q: Does the CTKMB12 retain the date and time?
A: No. The kit does not retain the date and time.



































