Varenr.: 42xmc008
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Stalk Adapter Mercedes
Keep the original steering wheel remote control functions when replacing the factory radio with a retrofit HU.
Depending on the vehicle equipment as well as the range of functions and software of the retrofit HU, individual operating functions may be omitted or replaced by other functions.
Compare the pictured harness connectors with the connectors in your car and make sure that they fit optically and technically.
Check if one of the listed OEM head units were installed originally.
Also check vehicle functionality, vehicle settings and SWC functionality before final assembly.
Note:
CAN Bus
connector: 40 Pin Quadlock Mercedes
connector: OEM amplified system MOST25 > RCA(m) red/white
vehicles with 2-DIN Audio 20 OEM HU
vehicles with 2-DIN Audio 50 APS Comand NTG2 / NTG2.5 OEM Sat Nav*
vehicles with MOST25 OEM amplified system**
vehicles without Audio 10 OEM HU
vehicles without Comand 2.0 / 2.5 OEM Sat Nav
vehicles without D2B OEM amplified system
dip switch settings for the retrofit device manufacturer (look into the manual)
RCA(m) > front preamp output retrofit HU
fader funktion not supported
Vehicle application:
Mercedes A-class (C169/W169) 10/2004 - 04/2008
Mercedes A-class (C169/W169) 06/2008 - 06/2012
Mercedes B-class (T245) 07/2005 - 04/2008
Mercedes B-class (T245) 04/2008 - 09/2011
Mercedes C-class (CL203/S203/W203) 02/2004 - 09/2007
Mercedes CLK-class (W209) 04/2005 - 01/2010
Mercedes GL-class (X164) 09/2006 - 05/2009
Mercedes GL-class (X164) 05/2009 - 07/2012
Mercedes M-class (W164) 07/2005 - 04/2008
Mercedes M-class(W164) 10/2008 - 07/2011
Mercedes ML (W164) 07/2005 - 04/2008
Mercedes ML (W164) 10/2008 - 07/2011
Mercedes R-class (W251) 09/2005 - 05/2007
Mercedes R-class (W251) 05/2007 - 05/2010
Following signals are provided:
Reimported vehicles or vehicles with different software may be incompatible in functions.
red: +12V ignition clamp 15
orange: +12V illumination clamp 58
purple/white: +12V reverse signal
pink: speed pulse signal
green: GND park brake signal
load capacity outputs: 250 mA max.
current requirement more than 250 mA:
1 relay coil resistance 75 Ohm min.
2 relays coil resistance 150 Ohm min.
SWC
OEM amplified system MOST25 > fader function not supported
*time settings not supported > vehicles code to Audio 20 OEM HU if possible
**OEM units > CD-Changer / TV-Tuner / Phone Modul must be bypassed from the MOST ringsystem:
Fibre optic connector Most-ring > item: 771000-2100
Fibre optic loop (f) MOST-ring > item: 771000-2001
General installation instructions:
Verification:
1: Check all operating functions and vehicle setting functions of the OEM HU.
2: Disconnect the OEM HU voltage-free.
3: Check all interface connections for correctness in a voltage-free.
Connection and connection sequence:
1: Check settings and hardware configuration of the interface voltage-free.
2: Check configuration of the radio connection cable voltage-free.
3: Connect the radio connection cable according to the operating instructions of the retrofit HU.
4: Connect all other connections according to the operating instructions of the retrofit HU.
5: Connect the entire installation to the vehicle with the main connection last.
6: Software configuration of the interface according to the instructions in the item text and in the manual.
7: Configure the retrofit device according to the operating instructions of the retrofit device steering wheel remote control/camera/FSE/antenna phantom powering and others.
8: Function test of steering wheel remote control and vehicle
Changes to the configuration of the interface and the radio connection cable:
1: Change configuration voltage-free
2: Reonnection see above 5 to 8
In case of malfunction of the interface or the vehicle:
1: Reinstall the OEM HU
2: Operate the OEM HU
3: Establish CAN bus shut down
4: Check the hardware configuration of the interface
5: Reconnection after CAN Bus shut down see above 5 and 6
More connections, connection changes, alternative connections, connections of loose cables or connection extensions of loose cables specified in the information text or the manual are for orientation purposes only and for the information of trained specialist instaler.
More connections, changes to the cable configuration of the wiring harness or use of alternative connections or connection extensions:
1: Connections and changes are to be carried out exclusively by trained specialist installer.
2: Connections and modifications must be checked before connection for any manufacturer approvals or manufacturer warranty conditions that may be affected by the modifications.
3: Connections and modifications must be checked for function and correctness by measuring and comparing them with the vehicle's cable assignment diagram before connection.
4: Connections and modifications are made on the user's own responsibility without guarantee of function.
5: Connections and modifications are made on the user's own responsibility without any guarantee of damage to the vehicle, the retrofit device or the interface.
6: Modifications to the pre-assembled wiring harness may invalidate the product's warranty.
