While you wait for answers, we may have found some information which could help you.
Click here for Electrical Van Problem
citreon berlingo 2.0 hdi van?
how to fix speedo on 2004 berlingo?
have you got torque settings for berlingo 1999 1.8 petrol?
does the berlingo bend valves when the timing belt snaps?
Battery drain (or alternator or electrics?) on Citroen Berlingo 2008?
Citroen dispatch rear door lock issue?