Possible causes of fault
- 'Open circuit/short circuit to ground': open circuit/short circuit in wiring harness (brake for servo motor does not activate)
- 'Open circuit/short circuit to ground': short in servo motor winding (brake) or open circuit/short circuit in servo motor leads (brake for servo motor does not activate)
- 'Open circuit/short circuit to ground': control unit faulty (brake for servo motor does not activate)