W211/R230 ABS/SBC Tool for Mercedes This OBD 16PIN device connects to the vehicle's OBD-II communication port. Turn the ignition switch to ON; the OBD indicator light will illuminate, and the device will emit two beeps, indicating proper operation. The tool supports restoration of maintenance mode with selectable levels (25%, 50%, 75%, 100%). During this process, the BUSY indicator light will activate, and the device will emit audible tones. Data recovery completes within 10 seconds while the BUSY light remains active. Designed for Mercedes models W211 and R230 equipped with ABS systems. Addresses repair code C249F related to exceeded operation time of component A7/3 (hydraulic unit). This internal control unit fault can often be resolved using this tool without requiring replacement of the control module. For safety, deactivate the Sensotronic Brake Control (SBC) system before performing brake service on W211 (E-Class) and R230 (SL-Class) models. System deactivation is essential prior to brake pad, rotor, or fluid replacement due to high pressure (up to 140 bars) in the brake system. Proper tools are required to prevent personal injury and system damage. This lightweight, safe, and easy-to-use device offers a practical alternative to STAR-DIAGNOSIS testers for SBC system maintenance. Performs necessary functions efficiently and safely. Color: Green Material: Plastic + Electronic Components Package Contents: 1 x W211/R230 ABS/SBC Tool 1 x OBD2 Cable 1 x CD Software Note: Light reflection and display differences may cause slight color variation between product image and actual item. Measurement tolerance: +/- 1-3 cm.