3 posts in Car Diagnostics blog about "security" — OBD-II diagnostics, DTC codes, repair. ← All posts
Most alarm systems record what triggered them. Reading that record turns a neighbourhood nuisance into a specific repair.
Locks and alarms are no longer the main barrier. Modern theft is work on the vehicle network rather than on the doors. How the risk is structured, and which countermeasures genuinely work.
How to detect catalytic converter theft via OBD-II: P0420/P0430 after theft, misfires, exhaust noise — plus practical prevention, marking, and insurance advice.