Get an informative overview of the S5 deadlock Manchester immobiliser concept, how it differs from basic systems, and why deadlock protection is important for reducing risk in urban and high-theft areas. Meta trak S5 Deadlock PRO includes all of the advanced security of the standard Meta S5 Deadlock (24/7 monitored tracking and remote immobilisation) – but with the added OBD Port Immobilisation security.