With this dongle it is possible to prevent the automatic activation of the parking brake in position P or by removing the ignition key Suitable for the following vehicles A-Class 177 series EQA-Class 243 series B-Class 247 series CLA-Class 118 series C-Class 205 series CLS-Class 218 series E-Class 213 series E-Class Cabrio 238 series CLS-Class 257 series GLA-Class H247 series 247 GLB-Class X247 series 247 GLC-Class X253 series 253 GLC-Class C253 series 253 EQC-Class 293 series GLE-Class V167 series 167 GLE-Class C167 series 167 GLS-Class X167 series 167 G-Class 463 series from 2018 S-Class series 222 S-Class Coupé and Cabriolet series 217 V-Class series 447 Sprinter series 907 / 910 Hymer B-Class Hymer ML-T Hymer Tramp S Hymer Free S Other models on request Activation and deactivation via your vehicle's diagnostic interface Simply connect the adapter to the vehicle's OBD interface - done! After successful coding, the parking brake is not automatically engaged when shifting to position P or removing the ignition key. The function is not permanently activated, but can be reactivated at any time with the dongle. Example: 1st use = Deactivation of the automatic parking brake in P or by removing the ignition key. 2nd use = Reset to factory settings (activation of the automatic parking brake in P or by removing the ignition key). 3rd use = Deactivation of the automatic parking brake in P or by removing the ignition key. 4th etc. Scope of delivery: 1x Deactivation dongle. Note: The deactivation dongle can only be used for one vehicle. An electric parking brake is required. If the existing parking brake is faulty, it must be repaired by a specialist workshop before using the dongle. This dongle does not repair a faulty parking brake.