The Security Access Function must be used on some (but not all) KWP-2000/CAN/UDS Control Modules before you can Recode or change Adaptation values. On others, it “enables” certain features like cruise control. Valid Login codes can be found in the Factory Repair Manual for your car.
| Control Module | Security Code | Contributor | Comments |
| 01 -Engine | 27971 79153 | . DV52 | |
| 02-Auto Trans | |||
| 03- ABS Brakes | 11966 15081 18573 20103 24435 24990 25004 25757 28183 31857 37202 40168 44595 40304 10505 19249 10815 | zloybob and acr2001 (RT forum) Rainesh kawzx7 Morde Dana (RT) | 11966 – Hydraulic brake assist -Yomny (Golfmk7 forum) 20103 – XDS changes 24990 -“All ADP” 25004 – Brake Booster 25757 -Straight ahead brake stabilization 31857 -“Adaptation/Basic Setting”?? 44595– Brake disk drying |
| 05 – ACC/Start Auth. | 20103 | ||
| 06-Seat Memory Passenger | 20103 | MasterTommy | |
| 08-Auto HVAC | 20103 | ||
| 09-Cent. Elect. | 31347 | ||
| 10-Park/Steer Assist | 71679 20103 | ||
| 13- Auto Dist. Reg (ACC) | 14117? 20103 | Morde | |
| 14- Susp. Elect. | 20103 | NEtech | |
| 15-Airbags | |||
| 16-Steering wheel | |||
| 17-Instruments | 20103 25327 47115 | . Zloybob djduese (RT forum) | Applicable for pre-MY16 models Accepted on post-MY16 models, but no access to adaptation channels Applicable for post-MY16 models |
| 18-Aux Heat | 20103 | ||
| 19-CAN Gateway | 20103 | ||
| 22-All Wheel Drive | |||
| 29-Left Light | 20103 | MasterTommy | |
| 32-Differential Locks | |||
| 36-Seat Memory Driver | 20103 | MasterTommy | |
| 39-Right Light | 20103 | MasterTommy | |
| 42-Door Elect, Driver | 20103 | ||
| 44-Steering Assist | 19249 28183 44595 | . DV52 DV52 | |
| 47-Sound System | 20103 | MasterTommy | |
| 52-Door Elect, Pass. | 20103 | ||
| 55-Headlight Range | 20103 15284 | . ? | |
| 65-Tire Pressure | 20103 | MasterTommy | |
| 69-Trailer Module | 20103 | MasterTommy | |
| 75-Telematics | 20103 | Chillout | |
| 82-Heads-Up Display | 20103 | MasterTommy | |
| 2B-Steer. Col. Lock | 20103 | ||
| 3C-Lane Change | 20103 | LIJetta_18 | |
| 4B-Multifunction Module | 20103 | MasterTommy | |
| 5F-Information Electr. | 20103 S12345 | ||
| 6C-Back-up Camera | 20103 | MasterTommy | |
| 6D-Truck Electronics | 12345 | Morde | |
| A5-Frt Sens. Drv. Assist | 20103 | ||
| A9-Struct. Borne Sound | |||
| BB-Rear Door Electronics Driver | 20103 | MasterTommy | |
| BC-Rear Door Electronics Passenger | 20103 | MasterTommy | |
| CA-Sunroof | 20103 | MasterTommy | |
| CF-Lane Change 2 | 20103 | MasterTommy | |
| D6-Light Control Left 2 | 20103 | MasterTommy | |
| D7-Light Control Right 2 | 20103 | MasterTommy |