BSI Problems and reset procedure.Don't buy a new BSI (Body Systems Interface or Body Control Unit) for . Updating system firmware smeg to last one. logbook citroen grand c4 picasso 2.0 Bsi exchange allows you to read the whole content of the one bsi jci or valeo can and C4 c4 picasso c4 sedan c5 c5 r c5 x7 c elysee 4. c elysee 5 Peugeot and Citroen Pin Code Extraction Peugeot and Citroen Pin Code Extraction for the SPi / KeyScan is a simple and easy process to extract the pin code. It allows the pin code to be read from the ECU memory of all Engine Control Units, Sagem, Johnson Controls and Valeo BSI units. There are 2 modes of operation :- The largest English language online Citroen C4 and DS4 Owners Help and Support site incorporating C4owners.co.uk C4owners.com C4GP.org and DS4owners.org Forums:: C4 Picasso and Grand Picasso - PRE 2013 only :: C4 Picasso Problems and issues << Previous After stopping the car and opening / closing the doors a few times it sometimes reset Mar 25, 2021. #1. My wife's Citroen C4 Grand Picasso (horrible thing) has a few electrical gremlins. Messages on the display: "Electrical Fault" (what exactly?) "The hand brake is faulty" (it wouldn't surprise me, but it seems to be working normally). The key fobs don't work. Citroen Grand C4 Picasso 1.6HDi,80kW,7míst,tažné,klima. Rok výroby: 2007, Najeto: 243 000 Km, Obsah: 1560, 80 kW, Palivo: nafta, STK: 08/2025. Výbava: 5 rychlostních stupňů 6x airbag ABS aut. klimatizace autorádio CD přehrávač centrál dálkový centrální zamykání deaktivace airbagu spolujezdce děl How to replace the rear light bulb of the Citroen C4 Grand Picasso. Reset Bsi Citroen C4 Picasso; How To Change Number Plate Bulb Citroen Grand C4 Picasso; Replace the air conditioning fuse on Citroen C3. Replace the air conditioning fuse on C3? We find the location of the fuses on the C3. Using a plastic lever, remove the covering placed 1 Close all doors 2 Remove ignition key if left in ignition 3 Reconnect battery. DO NOT open any doors 4 Wait 10 seconds 5 Switch on headlights through the driver's window 6 Switch on ignition then start the vehicle and check system functions B1602: Main Relay status fault. B1624: Supply Protection and Management Unit-Central Power switch Pos Relay status fault. B162C:Accessories Pos Relay Control and status not coherent:relay commanded but inactive. B1816: Loss of hybrid drive train status info OR of the starting Auth.Info from Engine Management ECU. A Global test reports "additive ECU not present/missing". I have read that some models don't have an additive ECU and that it is handled by the BSI. Can anyone advise me how to reset the counter and tell me if there is an additive ECU on my car? My car is a C4 Grand Picasso Exclusive 2.0 HDi EGS 59 reg, RPO 12001. Any advice gratefully received. Citroen C4 and DS4 Online Support with user help forums, FAQ's and Technical guides (C4 Grand Picasso) as the old one was getting very 'hit and miss' at opening/locking the car. I have followed the instructions in the owner's manual for re-initialising the key (insert into ignition, turn to first position and press 'door lock' button until Iw1HGID.