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WIRING INSTRUCTIONS 

The trailer unit is fitted with a 24 pin plug and separate harnesses for the GPS Integration 
option. 

WiTi

 is installed in parallel with the existing wiring harness on the camper or trailer.

Generally the wiring harness for the camper or trailer will run down the A-frame and chassis and 
exit  near  the  axle  where  it  will  split  to  the  brakes  and  lighting  circuits.  This  is  a  good  location 
to  connect  into  the  harness. 

WiTi

  works  in  conjunction  with  other  circuits  for  lighting  and 

braking  and  is  installed  in  parallel  with  other  circuits.  Locate  the  wiring  harness  on  the 
camper  and connect into the corresponding wiring as per the guide below.  

WiTi

 wiring is color 

coded as per United States standards.

Colour

Label

Function

L-Ind-Lt

Left Indicator

R-Ind-Lt

Right Indicator

Brake-Lt

Brake Light

Head-Lt

Park Lights and Markers

Rev-Lt

Reverse Lights

SrBrake

Electric Brake Output

Earth RTN

Earth Return

IGN-Out

Ignition feed - Not used on WiTi Anti-Theft System

Horn +

Alarm Horn Pos output. Connect to horn

Horn -

Alarm Horn Negative. Connect to horn

LED +

Alarm Status LED 3.3V+. Connect to positive on LED

LED -

Alarm Status LED 3.3V-. Connect to negative on LED

B-Way SW

Optional Break Away switch connection. Connect both wires to the 
break away switch on the A-frame of the camper or trailer.

Do not connect to an existing Break Away system

 - only connect the 

orange wires to a Break Away switch if WiTi is to act as a Break Away as 
well as Anti-Theft.

BAT +

12V+ connect to positive terminal on house battery and protect with a 
30A fuse. 

BAT - 

NEG connect to negative terminal on house battery.

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