directly through the OBD-11 repair internal computer fault code C249F, no need to open ABS assembly, convenient and quick fix completed within 10 seconds of data, a key to complete the operation. to repair the data first four models: 25% -50% -70% -100% user choice.that can be easily repaired without replace the new control module. It is ideally suited for: - Brake centers - workshops - Tire Service centers - Service garages - Quick service centers - Specia ; OBD W211/R230 ABS/ TOOL(Repair Code C249F); OBD W211/R230 ABS/ TOOL; cars have W211 and R230 with ABS / system , if using DAS test, the instruction as follows:TIPS:CODE C249F, OPERATION TIME OF COMPONENT A7/3 IS EXCEEDED ( HYDRAULIC UNIT); The above tips that show internal fault of control unit, you have to replace the control module and using W211/R230 TOOL; that can be easily repaired without replace the new control module.'s Safety Precautions had stated that before attempting to repair the brake system on its models W211 (E Class) and R230 (SL Class), the Sensotronic Brake Control () system must be deactivated first using its STAR-DIAGNOSIS tester. Deactivation of the system is absolutely necessary before carrying out any maintenance work on the brakes like changing of pads, discs and fluids because the system is under a pressure of 140 bars. Mechanics who perform brake on these car models must have the to avoid the risk of injuries to themselves and damage to the brake system. Until the introduction of this inexpensive, convenient, light, safe and easy to use tool is another alternative to the STAR-DIAGNOSIS tester when working on system. It can perform the tasks equally well which is efficient and safety. After the repair had done, the SBC system can be activated and restore back its pressure. The?Error? memory is erased automatically. Quick, easy operations with LED indications. Safe to use Power ON when plugged into vehicle?s OBDII diagnostic connector. Light, compact and very convenient. Stand alone unit. This tool works on W211 (E-Class) and R230 (SL-Class) with systems. It is ideally suited for: Brake centers workshops Tire Service centers Service garages Quick service centers Specia list centers Automotive Repair Workshops Support Type: : 0 265 960 012 : 0 265 960 013 : 0 265 960 015 : 0 265 960 018 : 0 265 960 019 : 0 265 960 020 : 0 265 960 023 : 0 265 960 025 : 0 265 960 028 Color: blue + black Material: metal + plastic Package Contents: 1 pcs * Host 1 pcs * OBD-11 connector 1 pcs * Product Description CD Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.