hit it with a hammer
Its very easy to reset computer of Xsara Picasso most of the times all you have to do is disconnect the battery for half an hour, then plug it back in. This normally should reset a multitude of computer problems that may occur .
under the ecu
the battery is located underneath the passenger seat, just slide your seat back as far as it goes and underneath the rear of te seat there is 2 little levers either side of the seat , pull these together and lift the seat, and there is your batery
look at your manuel of calkl the dealership
To reset the alarm on a Citroën Picasso, first ensure that the vehicle's ignition is turned off. Then, use the key fob to lock and unlock the doors, which can often reset the alarm system. If this doesn't work, you may need to disconnect the car battery for a few minutes, then reconnect it to reset the electronics. If issues persist, consult the vehicle's manual or a professional mechanic for further assistance.
To reset the electric immobilizer you must put the key into the ignition and slowly turn it. You should see the lights in the car start to turn on.
To reset the engine management light on a Citroen Picasso, press and hold the trip reset button. Turn ignition key to position 2. By keeping the button pressed in, the trip meter will count down. When zero is reached, release the trip button and the start car service light will be extinguished.
To tilt the seat in a Citroën Xsara Picasso, locate the lever or handle usually found on the side or front of the seat. Pull or lift this lever while adjusting your body position to tilt the seat back to your desired angle. Release the lever once you've found the right position to secure the seat. If necessary, consult the vehicle's manual for specific instructions tailored to your model.
Citoren Saxo 1.4i and 1.6i, VTR.VTR stands for "Vitesse Tres Riche" it is French for "Very Rich speed".Citoren Saxo VTS 1.6i 16vVTS stands for Vitesse Tres Sportif, french for Speed Very Sporting
You press and hold down the trip reset and then turn on the ignition. The LCD odometer display then counts down and when gets to zero the service reminder has been reset. This also works on a Picasso.
i have had a new battery in my key fob, but it wont turn the engine on, do i have to get it tuned in to the electrics.?
Yes. Press and hold the end button on the wiper stalk and the unit resets!