B5 Audi S4 ECU Types

ECU Part Numbers

• 8D0907551C
  • MAF - Bosch
  • Transmission - 6-Speed
  • Flash Memory Chip - 29F400
• 8D0907551A
  • MAF - Bosch
  • Transmission - 6-Speed
  • Flash Memory Chip - 29F800BB
  • Serial Memory Chip - 95040
• 8D0907551B
  • MAF - Bosch
  • Transmission - Tiptronic
  • Flash Memory Chip - 29F800BB
  • Serial Memory Chip - 95040
• 8D0907551H
  • MAF - Hitachi
  • Transmission - 6-Speed
  • Flash Memory Chip - 29F800BB
  • Serial Memory Chip - 95040
• 8D0907551J
  • MAF - Hitachi
  • Transmission - Tiptronic
  • Flash Memory Chip - 29F800BB
  • Serial Memory Chip - 95040
• 8D0907551M
  • MAF - Hitachi
  • Transmission - 6-Speed
  • Flash Memory Chip - 29F800BB
  • Serial Memory Chip - 95040
• 8D0907551L
  • MAF - Hitachi
  • Transmission - Tiptronic
  • Memory Chip - 29F800BB
  • Serial Memory Chip - 95040
• 8D0907551T
  • MAF - Hitachi
  • Transmission - 6-Speed
  • Flash Memory Chip - 29F800BB
  • Serial Memory Chip - 95040
• 8D0907551AA
  • MAF - Hitachi
  • Transmission - Tiptronic
  • Flash Memory Chip - 29F800BB
  • Serial Memory Chip - 95040