How do you disarm emmobilizer on citroen berlingo van?

To disarm the immobilizer on a Citroën Berlingo van, insert the key into the ignition and turn it to the "ON" position without starting the engine. Wait for a few seconds until the immobilizer light on the dashboard turns off, indicating that the system has been disarmed. If the immobilizer remains activated, you may need to check the key's battery or consult a professional for assistance. Always refer to the vehicle's manual for specific instructions related to your model.