Tony 1200

Hi I have central locking problem on my RX and need to find out what wires do what from the drivers master control switch, Particulaly the door lock and unlock wires and what they need to activate or de-activate the door locks and trunk lock, wire coulors with any other info would be great, as the switch is all electronic I dont want to put any volts near it till i find out what it should be doing. any diagrams of this part would be great Email to: phil@t-e-s.org Many thanks Great site