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Showing posts from April, 2025

VVDI Key Tool Plus Program Citroen Jumper 2021 95640 All Keys Lost

  Losing all keys to your Citroën Jumper 2021 can be a frustrating experience, but with the right tools and knowledge, it’s possible to program a new key. Below is a step-by-step guide based on a real-world procedure performed by an automotive locksmith.   Tools and Equipment Required VVDI Key Tool Plus  – Necessary for direct key programming. EEPROM adapter  – Used to read and write data from the immobilizer chip. Soldering equipment  – For carefully removing and reinstalling the chip.     Step-by-Step Procedure 1. Accessing the Immobilizer Module The immobilizer module in the Citroën Jumper 2021 is located behind the dashboard. Carefully remove the casing by releasing the side and top clips to avoid damaging the connectors. 2. Removing and Reading the EEPROM Chip Locate the EEPROM chip (95640) on the immobilizer board. Desolder the chip gently to avoid damaging the circuit board. Solder the chip onto an EEPROM adapter to read its data. 3. Extracting ...