The linkage is inside the door panel it is a small diamater metal rod called a link.
Mondeo door handle problem.
After the removal the fix part you can unlock and probably completely remove the moving part of the handle.
Off the screw in the hole.
Left front door inside handle.
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A plastic cap covers it.
You know the 3 torx screws at the end of the door the one that is lowest on the door and that is closest to the cabin.
If you remove the cap you can release the smaller fix part of the handle by removed.
Then the door lock module should come out.
The best have been to use a tube or something to get the spray beam to go right downwards.
This link is from the handle to the latch.
Ford mondeo mk3 central locking problem how to replace the drivers door lock module duration.
Ford fusion door handle replacement duration.
This hole is right over the microswitch.