Finished the essential lights on the BRX01. 
Since the body is hinged onto the chassis at the back, it was best to channel all wires to the rear of the body, where I can simply pull out the 3 plugs I have when I need to remove the body completely from the chassis. 
 
Here are some poser pictures   
 
 
 
 
Next, I will connect the reverse lights using the reverse polarity connection of the motor     |