34 00 513 Checking parking brake setting (for inspection): E46/E39/E53/E52: Notes
Release handbrake lever; it must be possible to turn wheels easily.
Switch ignition on; indicator light must not be on when handbrake lever is released.
- 1st tooth: No braking effect, but indicator lamp can be lit.
- 2nd tooth: Braking effect must begin, indicator lamp must light up.