Introduction: This VAG_COM OBD II interface enables you to connect your PC to your car so that you can troubleshoot any problems in your vehicle by reading the Diagnostic Trouble Codes (DTC's) that appear when the 'check engine' light is showing.Workable ModelsThis diagnostic cable is usable for ISO9141 and KWP2000 transmission protocol (16pin OBD II style Data Link Connector).Reference Data This cable can not work if your car uses a protocol/bussystem like VPW, PWM or CAN-bus. Terminal K = Bus of communication Terminal L = Ignition for waking up car computing system (ECU: Engine Control Unit) Existed 3 different protocols with same OBD2 connector incl. ISO/KWP, VPW, PMW This K/L Diagnostic interface & cables work on ISO/KWP (Key Word Protocol) launched after 1996 only. Supported also ISO9141 protocol The Cables may work with some versions of the Carsoft, but carsoft used a lot of different interfaces during the different versions and also had some custom interfaces. Features: Supports VAG-COM version 409.1 or older Fully automatic support for 2002+ Audi models with dual K-lines High quality precision moulded diagnostic connector made to fit all Audi/VW vehicles LED light shows cable communication status Fully CE approved In-built electronic protection from 'aftermarket radio problems' This purchase is for one 145cm long, 16 pin OBD diagnostic socket to RS232 9 pin interface cable with USB connector About VAG-COMVAG-COM is a Windows based diagnostic software for Volkswagen, Audi, Seat and Skoda vehicles that emulates the functions of expensive professional scan tools. It is: Fully compatible with all models of the above makes of car or van produced between 1996 and 2006 (see below for more information on earlier models) Compatible with the above makes of car with CAN connection Has a data base of more than 7500 fault codes and measuring block texts Can use the new 7 digit PIN/SKC codes to match new keys in all immobilizer-equipped W, Audi, Seat and Skoda models Is my Car VAG-COM Compatible?VAG-COM will work with most Volkswagen and Audi models sold worldwide from 1994 onwards. It will also work with most late-model SEAT and Skodas sold outside of N. America.See below for full list. It does not work with diesel engines. If your VW or Audi has a 16pin OBD II style Data Link Connector then VAG-COM will work. If your car has the old 2x2 Data Link Connection check to see if there is a wire going to each pin - if there are 4 wires VAG-COM should work – if there are only 3 it won't. Suit or not: Make Model Connector Compatible Audi 80 2X2 YES 100 2X2 YES 200 2X2 YES A2 16 Pin YES A3 16 Pin YES A3 (8P) 16 Pin NO A4 (B7) 16 Pin NO A4 Cabriolet 16 Pin YES A6 16 Pin YES A6 (C6/4F) 16 Pin NO A8 16 Pin YES A8/A8L (D3/4E) 16 Pin NO Q7 16 Pin YES S2 16 Pin YES S3 16 Pin YES TT 16 Pin YES Seat Alhambra 16 Pin YES Altea 16 Pin YES Altea (5P) 16 Pin NO Arosa 16 Pin YES Cordoba 16 Pin YES Ibiza 16 Pin YES Inca 16 Pin YES Leon MK 1 16 Pin YES Leon MK 2 16 Pin YES Leon (1P) 16 Pin NO Toledo 16 Pin YES Toledo (5P) 16 Pin NO Skoda Fabia 16 Pin YES Felicia 16 Pin YES Octavia MK 1 16 Pin YES Octavia MK 2 16 Pin YES Octavia (1Z) 16 Pin NO Superb 16 Pin YES VW Beetle 16 Pin YES Bora 16 Pin YES Caddy 16 Pin YES Caddy (2K) 16 Pin NO Corrado 16 Pin YES Golf MK 2 16 Pin YES Golf MK 3 16 Pin YES Golf MK 4 16 Pin YES Golf MK 5 (1K) 16 Pin NO Golf Plus 16 Pin NO Jetta MK 3 16 Pin YES Jetta MK 4 16 Pin YES Jetta MK 5 (1K) 16 Pin NO Lupo 16 Pin YES Passat MK 3 16 Pin YES Passat MK 4 16 Pin YES Passat MK 5 (B6)16 Pin NO Passat MK 6 (B6)16 Pin NO Phaeton 16 Pin NO Polo MK 3 16 Pin YES Polo MK 4 16 Pin YES Touran 16 Pin YES Touran (1T) 16 Pin NO Touareg 16 Pin YES Transporter T3 16 Pin YES Transporter T4 16 Pin YES Transporter T5 16 Pin YES Package Included: 1 x USB OBDII Car Diagnostic Scanner 1 x CD Driver (if the CD is broken during the shippment,we could send the driver by email)