Mercedes Benz cars have W211 and R230 with ABS \ SBC system , if using DAS test, the instruction as follows:
TIPS:CODE C249F, OPERATION TIME OF COMPONENT A7/3 IS EXCEEDED (SBC HYDRAULIC UNIT)
The above tips that show internal fault of control unit, you have to replace the SBC control module and using W211/R230 TOOL that can be easily repaired without replace the new control module.
Support Type:
BOSCH NR: 0 265 960 012
BOSCH NR: 0 265 960 013
BOSCH NR: 0 265 960 015
BOSCH NR: 0 265 960 018
BOSCH NR: 0 265 960 019
BOSCH NR: 0 265 960 020
BOSCH NR: 0 265 960 023
BOSCH NR: 0 265 960 025
BOSCH NR: 0 265 960 028
Advantage:
1, Using the battery without external power supply.
2, LCD-screen with instruction , easy operation(From Autofocus)
3, Efficient repair, 3 seconds can be repaired successfully.
4, Safely instruct version number and repair was successful without any operational risk.