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