The first thing to check is to make sure that any side door roller hasn t collapsed it is usually the middle roller that goes this results in the door dropping enough so that the contact pins for the locking motor that connect the wiring from the body to the door don t align any more.
Transit connect side door wont lock.
This happened on a 10 plate transit last year more than once.
Ok i suspect the reason the door latch won t lock us that the bcmii thinks the door is still open can you give me the reg number so i can clarify the wiring details regards brian.
I had to take out the lock to repair and decided to show whats happening when rotary knob gets stuck.
Connect one on one with 0.
Then lock it all up as normal.
In my case i could have probably unhooked the yellow.
Sliding door lock not opening.
What is involved in changing the wiring which goes into the rear off side back door on a 55 plate transit long wheel base van.
Try opening the rear door driver side and operate the inside handle.
If your drivers side door won t open try spraying some wd 40 into the area where the door connects with the lock inside the car.