2013 Mercedes B-Klass EPB procedure

Deceloromter brake test is unsuitable for EPB
Test the service brake in the normal way
Testing the parking brake.:
With the rear wheels in the RBT engine on - start the brake rollers and wait for the message displayed on centre of instrument display " park brake under diagnosis/ rig test "at the same time the park brake lamp will show a line through it indicating it's ready to be tested .