Car Data | Mercedes E CLASS (W212/S212/C207/A207) 2009 - 2016

SmartCAN and ByPass Relay towbar wiring instructions for an Mercedes E CLASS (W212/S212/C207/A207) 2009 - 2016

The boxes below show key fitting details Cable entry point, CAN connection details, etc. Alphanumeric references (e.g. A4) refer to the car map at to foot of the page .
Socket cable entry point M60 Grommet
Longer Cable Required?
Power Source Fusebox.
Constant Live Colour
Fusebox/Battery Location JR47
Add Fuse
Compatible SmartCAN Module/Kit TF2302, TF2351
CAN HI/LO Location JR46/47 Twisted pair
HI/LO Pins/Colours HI Brown/red, LO Brown
Hard Brake Connection
Is Data Two Way? Yes
Link to Recode Data N/A
If a SAM-low is installed in the rear of the vehicle, it needs to be exchanged for a higher-quality, trailer compatible SAM. Purchase from Daimler automotive supply stores.

Functions added automatically: C2 on dash; PDC; FCO

Wire colours and locations, use LED type probe to confirm correct wire in given location.

Notes -
Compatible ByPass Relay TF2218/7 Series
Other Appropriate Relay TF2302. Kit:TF2351
Lights Wire Colours Alternative Location Comment
LH Flasher Black/White - JR46 -
LH Flasher Black/White - JR45 -
Fog Light Blue/White - L51 -
Fog Light Blue/White - L51 -
RH Flasher Black/Green - JR46 -
RH Flasher Black/Green - JR45 -
RH Side Light - - - Do not connect
RH Side Light - - - Do not connect
Brake Light Red/Grey - JR46 -
Brake Light Red/Grey - - -
LH Side Light - - - Do not connect
LH Side Light - - - Do not connect
Reverse Blue/Green - L51 -
Reverse Blue/Green - L51 -
Wiring Diagram