Products > Diagnostics > VAG-COM

KWP-2000 protocols

VAG-1551/1552
VAS-5051/5052
VAG-COM Shareware
Release 409.0
VAG-COM Fully Registered
Release 409.0
Function Number / Name
KWP-1281 KWP-2000 KWP-1281 KWP-2000
00 Auto-Scan
No No Yes Yes
01 Control Unit Info
Yes Yes Yes Yes
02 Read Fault Codes
Limited Limited Yes Yes
03 Output Tests 
No No Yes Yes
04 Basic Settings
No No Yes Yes
05 Clear Fault Codes 
Yes Yes Yes Yes
06 Close Controller
Yes Yes Yes Yes
07 Code Module
Yes Yes Yes Yes
08 Measuring  Blocks
Limited Limited Yes Yes
09 Single Reading
Yes Not Used Yes Not Used
10 Adaptation
Limited Limited Yes Yes
11 Login
Yes Yes Yes Yes
15 View Readiness
Yes Yes Yes Yes
16 Access Authorization
Not Used No Not Used Yes
33 Generic OBD-II
No No Soon! Soon!
N/A Data Logging
Limited Limited Yes Yes
N/A HighSpeed DataLogging
No No No Yes
Freeze-Frame Data
Not Used No Not Used Yes
N/A Real-Time Graphs
Limited Limited Yes Yes
N/A Real-Time Gauges
Limited Limited Yes Yes
N/A Graphic TDI Timing Checker
No No Yes Yes
N/A Control Module Finder
Yes Yes Yes Yes
Dual K-Line Support
Yes Yes Yes Yes
7-Digit PINs (VAS only)
No No Yes Yes
Code Database current through MY 2005 (VAS only)
Limited Limited Yes Yes
Diagnostics via direct CAN connection (VAS Only)
No No Not Used Yes
(with HEX+CAN Interface)
Transport Mode (VAS Only)
No No Not Used Yes
(with HEX+CAN Interface)

KWP-1281: The original VAG Diagnostic Protocol. Used on all diagnostic-capable systems through model-year 2000.

KWP-2000 : The "new" VAG Diagnostic Protocol. Used on a few 2001+ ABS systems and some 2002+ Engines, Transmissions, and Airbags