hi i have a mondeo 1.8 ultima petrol i had problems with my immobiliser box key fob failure like others had

there are 12 black leads into the box all numbered from 1 to 16 not all are used .

15 & 16 are the fuel pump & relay join them together

13 & 11 dizzy to ecu join them together

9 & 10 coil to dizzy join them together

ignore all other leads disconnect box from plug throw box & key fob in bin immoboliser no longer required done mines had no problem since 4 years ago

RICH