Thought i would post this for anybody elses interest.
I have just purchased a central locking kit on ebay. No actuators just the remote, control box and wiring harness.
Remote Keyless Entry Kit NISSAN Patrol Navara Pulsar (eBay item 150576476265 end time 12-Apr-11 22:48:15 AEST) : Cars, Bikes, Boats
I have a locking switch under my climate control buttons which locks all doors. I have tapped into these wires to get the kit to work. Work Brillantly
Pulled PWR from the cigarette lighter
System is a Negative system So follow instructions in the install guide for a negative system and bobs your uncle. Probably about a 40min install.
If you want more details drop me a line