While you wait for answers, we may have found some information which could help you.
Click here for Citroen Engine ManagementCitroen Berlingo 1.6 hdi will not start. ?
Citroen dispatch rear door lock issue?
Battery drain (or alternator or electrics?) on Citroen Berlingo 2008?
Citroen Berlingo 1.6 hdi will not start with key?
Engine smoking?
Citroen Dispatch 1.9 d in limp mode?