VAG 409.1 KKL OBD2 USB Interface Cable with FTDI FT232RL Chip for VW Audi VCDS Lite

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The VAG 409.1 USB Interface is a high performance diagnostics and reprogramming tool compatible with the ISO 9141 and KWP2000 communication protocols for most Volkswagen, Audi, Skoda and Seat vehicles and utilizes a high-speed USB 2.0 connection to your computer.

  • New 7 Pin / SKC codes match the anti-theft system that's installed with VW, Audi, Seat, Skoda immobilizer car keys (or 3rd gen anti-theft)
  • Fully supports KW 1281 and KW 2000, to enter a new agreement to run KWP-2000 Control Module (2002+ Teves MK80 ABS)
  • Supports most 2004 + modules) OBD2 Interface for imported and domestic cars of all people in Europe, Audi, Skoda and the other including the red line of cars
  • Access to running the new KWP-2000 protocol control module (2002 + Teves Mk60 ABS, most of the 2004 + modules)
  • Simultaneously observe the three sets of data streams
  • High-level isolation (>1000V) to protect your computer
  • Scan/clear engine codes, read data stream, security access, component tests, complete vehicle scan
  • Compatible with free VCDS (VAG-COM Diagnostic System) Lite and Windows XP/7/8/8.1/10 32/64 Bit Operating Systems
  • Genuine FTDI FT232RL Chipset

NOTE: NOT Compatible with CAN BUS vehicles (With exceptions, all 2008+ VW/Audi group vehicles required CAN BUS)


  • Chip: FTDI FT232RL
  • Diagnostic Interface: 16 pin OBDII
  • USB Interface: 2.0
  • Voltage: 12V (no external power supply required)

Pins Connected:

  • PIN 4: Chassis Ground
  • PIN 7: K-LINE ISO9141
  • PIN 15: L-LINE (KWP2000)
  • PIN 16: :12V Power

What's Included

  • VAG KKL 409.1 USB Cable for VCDS Lite
  • Our Driver Installation and Setup Guide

Compatible Vehicles:

  • Santana 2000/3000
  • Audi 100/200/80/90/A4/A6/A8
  • Era Superman; Polo (Except 02/03 paragraph POLO)
  • Bora; Jetta; Beetle; Golf; Passat; SEAT; Small red flag
  • All other public / Audi models; 5051 does not support CAN BUS models, such as the Audi A6L, Speed Teng, Caddy, Touran, Octavia
  • Fits select 1990-2004 Volkswagen group vehicles. See the diagram below: