C 230 (203.052) V6-2.5L (272.920) (2007)
7
Replace O-ring
NOTE: Installation: insert O-ring into groove of brake booster ensure correctly located.
8
Install in the reverse order
Inspecting
9
Start engine
NOTE: Operate brake several times.
10
Switch off engine
11
Check diaphragm travel sensor for tightness
NOTE: Air flow noises must not be audible at the brake booster.
12
Perform basic programming
13
Read diagnostic trouble code memory and erase