BX-MB1
Mercedes CAN bus data
interface 2001-up
• Provides accessory (12-volt 10-amp)
• Retains R.A.P. (retained accessory power)
• Provides NAV outputs (parking brake, reverse, and speed sense)
• Prewired ASWC-1 harness (ASWC-1 sold separately)
• High level speaker input
• Retains fade and balance
• Used in non-amplified systems, or when replacing an amplified system
• Micro "B" USB updatable
applIcatIons
mB1 Harness:
C Class
2001-2004
CLK Class
2004
CLK500
2003
CLK55 AMG
2003
mB2 Harness:
C Class
2005-2011
Interface components
• BX-MB1 interface • MB1 harness • MB2 harness
tools requIred
• Cutting tool • Tape • Crimping tool
• Connectors (i.e. butt-connectors, bell caps, etc.)
METRA. The World's best kits.™
Installation instructions for BX-MB1
features
CLK Class
2005-2009
E Class
G Class
2007-2012
GLK Class
2010-2012
R Class
2006-2011
SLK Class
2005-2011
1-800-221-0932
Caution: Metra recommends disconnecting the negative battery terminal before
beginning any installation. All accessories, switches, and especially air bag indicator
lights must be plugged in before reconnecting the battery or cycling the ignition.
*Note: Refer also to the instructions included with the aftermarket radio.
(a) from the mB1 or mB2 harness to the aftermarket radio::
• Connect the Black wire to the ground wire.
• Connect the Yellow wire to the battery wire.
• Connect the red wire to the ignition wire.
• Connect the orange wire to the illumination wire. If the aftermarket radio has
no illumination wire, tape off the orange wire.
• Connect the Blue wire to the antenna turn on wire.
• Connect the White wire to the left front positive speaker output.
• Connect the White/Black wire to the left front negative speaker output.
• Connect the Gray wire to the right front positive speaker output.
• Connect the Gray/Black wire to the right front negative speaker output.
2010-up
• Connect the Green wire to the left rear positive speaker output.
• Connect the Green/Black wire to the left rear negative speaker output.
• Connect the purple wire to the right rear positive speaker output.
• Connect the purple/Black wire to the right rear negative speaker output.
The following wires are for the aftermarket radios that have navigation built in:
• Connect the light Green wire to the parking brake wire of the aftermarket
navigation radio (if applicable).
• Connect the Blue/pink wire to the VSS or speed sense wire of the aftermarket
navigation radio (if applicable).
• Connect the Green/purple wire to the reverse wire of the aftermarket
navigation radio (if applicable).
metraonline.com
Connections to be made
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