We may have found other answers which could help you.
Click here for Fit New Citroen BerlingoWiring to relay between fuse and starter motor?
How can I fix my central locking?
Battery drain (or alternator or electrics?) on Citroen Berlingo 2008?
Engine smoking?
central door locking on Citroen Dispatch van not working properly?
Citroen dispatch rear door lock issue?