JLR Diagnostic Solutions provide comprehensive tools for diagnosing, programming, and coding Jaguar and Land Rover vehicles from 2005 to 2026. These include OEM platforms like TOPIx Cloud, SDD, and Pathfinder, alongside advanced aftermarket tools such as JET-Pro, CCF-PRO, SX-Tool, and JET LS.

Key functions cover DTC reading/clearing, live data streaming, CCF editing for feature activation and personalization, module programming, ECU flashing, key programming, immobilizer functions, and seed-key security access. Hidden features like Dynamic Mode, Adaptive Cruise Control, Lane Keep Assist, and Ambient Lighting can be unlocked.

The tools support both legacy CAN bus (pre-2017) and modern DoIP Ethernet protocols via J2534 pass-through devices (Mongoose, VXDIAG), DoIP VCI adapters, and JLR Enet cables. Available in online (TOPIx Cloud) and offline (no subscription) versions.