Steering wheel adapter Mercedes C-class / E-class / Vito / VW Crafter Quadlock

Mercedes / VW steering wheel adapter

The adapter allows you to retain the original steering wheel control functions when replacing the factory radio with a retrofitted head unit.
Supports the busCANand ensures compatibility with selected OEM audio systems.

Product features

• Maintaining basic SWC functions (on some systems only volume control).

• Service40-pin Quadlock connector.

• Configurable via DIP switches.

• Diagnostic LED:

  • flashing - searching for CAN bus

  • permanent - active CAN bus

  • - active ignition current +12V

• Compatible with many HU manufacturers (Alpine, Blaupunkt, JVC, Kenwood, Pioneer, Sony, Clarion and others).

Vehicle compatibility

Mercedes

• C-Class (C204/S204/W204) 2007-2015

• E-Class (A212/C212/S212/W212) 2009-2017

• Vito (W447) 2014-2024

• Sprinter / V-Class

VW

• Crafter I (2EC/2EK/2F) 2011-2016

(Details depend on HU version - check before installation.)

Important information

• In the systemAudio 10only volume control available.

• For some OEM units (e.g. Audio 30, Audio 40), the OEM reverse camera is not supported.

• In models with the systemE-Callthe function is preserved.

• Before installation, please compare the wiring harness connectors with the photos and check the originally installed radio.

Assembly instructions - summary

1. Check the operation of the original HU.

2. Disconnect the HU from the power supply and make connections according to the instructions.

3. Connect the main connector last.

4. Configure interface and HU.

5. Perform SWC functionality test.