Peugeot LEXIA 3 Dealer Diagnostic Interface


LEXIA 3 is a Dealer-level diagnostic interface authorized by Citroen and Peugeot. This tool allows users to perform complete diagnostics of all models from 1995 to present.

  1. Read identification: Displays complete identification of control unit, e.g. part number, software/hardware version, manufacturer, etc…
  2. Read fault codes: Displays all stored and pending fault codes with complete descriptions (e.g. “Rail pressure – too low pressure”). Program supports report printing or copy to clipboard.
  3. Clear fault codes: This function clears all stored fault codes and other diagnostic information.
  4. Auto-scan (complete car scan/test): Detects all ECUs (electronic control units) installed in car and reads all diagnostic fault codes.

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