If the door panel cannot be opened enough to reach and view the door lock assembly search for possible partial disassembly.
Transit side door lock jammed.
In my case i could have probably unhooked the yellow.
How to get into a transit when the key will not work.
Ford transit td280 04 plate jammed side door.
Doesn t open when pulling cables from the inside voltage seems to be getting to two of the three contacts on the lock mechanism when the release button is pressed.
Updated 2019 04 16 video shows how to trigger stuck door latch on ford lincoln mercury mazda cars trucks vans and mini vans.
If nothing works to open your door go to the interior of the car and face the interior side of the door lock stuck in the lock position.
Locate and remove set screws for the door panel.