Pp2000 - Lexia Old Versions - Mhh Auto - Page 1 ((link)) -

This text captures the nostalgia, the technical quirks, and the "golden age" of Diagnostics for PSA (Peugeot & Citroën) vehicles.

• Run inside a clean Windows XP/7 32-bit VM or old physical laptop to avoid driver/compatibility headaches.
• Use verified, reputable sellers for Lexia-3 hardware; avoid cheap unknown clones.
• Keep antivirus active and scan any downloads; avoid cracked installers when possible (legal and security risk).
• Match software version to interface firmware (common community lists show which combos work).
• Backup vehicle modules before performing adaptations/programming.

| Vehicle Range | Recommended Software | Version | |---|---|---| | 1996-2002 Peugeot (106, 206, 306, 406) | PP2000 Standalone | v21 | | 2000-2005 Citroën (Xantia, Saxo, C5 Mk1) | Lexia | v22 | | 2004-2009 Citroën (C4, C5 Mk2, C8) | Lexia | v24 | | 2004-2010 Peugeot (307, 407, 607, 807) | PP2000 | v23 | | 2010+ PSA Vehicles | DiagBox | v7.83+ | PP2000 - LEXIA OLD versions - MHH AUTO - Page 1

If your car has a VAN bus (typically Citroën C5 until 2008 and Peugeot 407 until 2008), you must use Lexia v24 or older. Newer DiagBox versions will not see VAN modules. This text captures the nostalgia, the technical quirks,

1. Compatibility with Older ECUs

Modern versions of DiagBox (the successor to PP2000/Lexia) often drop support for older hardware. If you own a 1999 Peugeot 206 or a 2001 Citroën Xsara, the latest software may refuse to communicate with the Engine Control Unit (ECU). Older versions retain the complete database of older ECUs, including the infamous Siemens SID801 and Bosch EDC15. Run inside a clean Windows XP/7 32-bit VM