if going up the years does not work
remove facia around display and unscrew two screws to remove the display ,unplug and reconect and it should be 2000
Mick
April 2013
same as you did just keep going up years till it goes back to 2000 then back up to2012
bob
March 2012
I can answer this question...
I want to turn the year back on the citroen picasso computer?
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