took me door cards of today to descover the central locking bits are their and wired up into the door! but they dont seam to work!
where abouts is the central locking ecu positioned in the car its a 1.4 k reg CVH nothing special!

 

mines in the driver footwell its a silver box

 

ok found it and changed it for another one to check thats not the problem and stll dont work. checked power goin ino thecu thats fine wat should i check next?

 

You will have to check they have voltage first, ie check FUSE, and that the drivers side and passenger side are switching as they should, as these ones act as master ones the others are just slaves.
tabetha