Upgrade your Mercedes vehicle's audio system without losing control of your steering wheel functions with the Aerpro CHMC1C Steering Wheel Control Interface. Designed specifically for Mercedes models with AUDIO 20 headunits and non-amplified sound systems, this interface ensures seamless integration with aftermarket headunits. Enjoy a hassle-free installation and full retention of your steering wheel controls.

Kit Includes:

• Steering Wheel Control Interface Harness
• Installation Instructions

Features:

• Allows you to upgrade to an aftermarket head unit whilst maintaining use of your factory steering wheel controls
• Increases driver safety by allowing you to keep your hands on the steering wheel and eyes on the road
• Supports OEM Phone Button when connected to compatible aftermarket Bluetooth head units
• Suits vehicle with Audio 20 Head unit and without OEM amplified sound systems
• CAN-BUS integration compatible, no additional modules required for CAN-BUS vehicles
• Provides output feeds for reverse trigger, park brake, speed pulse, illuminations and telephone mute
• Fitted with a vehicle specific plug, no cutting of wires required
• Recommended to be installed with an Aerpro APP9 Head unit Secondary ISO Harness & SWC Patch Lead (sold separately)
• Requires SWC patch lead to provide compatibility with the aftermarket head unit (sold separately)

To suit the following vehicle/make/model:

• Mercedes A-Class 2005-2011 W169 (Head unit Dependent)
• Mercedes B-Class 2005-2011 W245
• Mercedes C-Class 2004-2006 W203
• Mercedes CLK 2005-2008
• Mercedes Sprinter 2007-2018 (Head unit Dependent)
• Mercedes Viano 2008-2011
• Mercedes Vito 2006-2014 W639 (Head unit Dependent)
• Mercedes SL 2002-2011 R230
• Mercedes CLC 2008-2011 CL203
• Mercedes SLK R171 2004-2011
• Mercedes M-Class 2005-2011 W164
• Mercedes R-Class 2006-2012 W251

Note:

• Aftermarket head unit must be SWC compatible.
• SWC patch lead is also required to enable SWC (sold separately).
• Not suitable for OEM amplified vehicles.
• Track +/- will also control MFD. To utilise Track +/- on the aftermarket stereo ensure the MFD is in the AUDIO menu. Press and hold the Menu button the steering wheel to enter / exit.

Part number: CHMC1C