
I N S TA L L AT I O N I N S T R U C T I O N S
AxxessInterfaces.com © COPYRIGHT 2024 METRA ELECTRONICS CORPORATION REV. 4/8/24 INSTAXDIS-MB132
ATTENTION: With the key out of the ignition,
disconnect the negative battery terminal
before installing this product. Ensure that all
installation connections, especially the air
bag indicator lights, are plugged in before
reconnecting the battery or cycling the ignition
NOTE: Refer also to the instructions included
with the aftermarket radio.
• Crimp tool and connectors (example: butt
connectors, bellcaps, etc.)
• Solder gun, solder, heat shrink
Connections: BLK-AXDIS-MB132 Harness 2 .............
Steering Wheel Control Chart (SWC) 3 ...................
Installing the Fiber Optic Cable.............................4
Installing the AXDIS-MB132 Interface 5 ...................
Mercedes (with MOST 25 amplifier)
Data Interface with SWC 2002-2011
• Designed for MOST*25 amplified systems
• Provides accessory power (12-volt)
• Retains audio controls on the steering wheel controls
• Easy to set Dipswitches for SWC configuration
Provides NAV outputs (parking brake, reverse, and speed sense)
Note: Backup Camera not retained if equipped.
* Media Oriented System Transport
US Applications: Mercedes
E Class (W211) 2003-2008 .........................................................................
CLS (W219) 2006-2011 ...............................................................................
SLK (R171) 2005-2011 .................................................................................
World Applications: Mercedes
E Class (W211) 2002-2009 ..........................................................................
CLS (W219) 2004-2010 ...............................................................................
SLK (R171) 2004-2010 .................................................................................
• BLK-AXDIS-MB132 harness
• Steering wheel control harness
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