Car Data | Audi A3 Saloon July 2003 - 2010

SmartCAN and ByPass Relay towbar wiring instructions for an Audi A3 Saloon July 2003 - 2010

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? N/A
Power Source Fusebox
Constant Live Colour NB Battery poss at front
Fusebox/Battery Location JR45 or B7/B9
Add Fuse
Compatible SmartCAN Module/Kit TF2302, TF2352
CAN HI/LO Location B7/B9 Network control unit
HI/LO Pins/Colours HI Orange/green, LO Orange/brown
Hard Brake Connection B7/B9 Control panel
Is Data Two Way? Yes
Link to Recode Data VCDS Coding Guide for VAG vehicles
RECODE ADDS: C2 on dash; PDC; TSP; Auto hold brake adjustment
Likely to display "ECS recode" when module installs. Recode to clear

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

Notes Possible power source on socket at JL41/42
Compatible ByPass Relay TF2218/7 Series
Other Appropriate Relay TF2302. Kit:TF2351
Lights Wire Colours Alternative Location Comment
LH Flasher Black/White - JL42 -
LH Flasher - - - -
Fog Light - - - -
Fog Light White/Yellow - O26 -
RH Flasher Green/Black - JR46 -
RH Flasher - - - -
RH Side Light - - - -
RH Side Light Grey/Red - JR46 -
Brake Light White - JR46 -
Brake Light - - - -
LH Side Light - - - -
LH Side Light Grey/Black - JL42 -
Reverse Blue/Red - O26 -
Reverse - - - -
Wiring Diagram