Controls your automatic gearbox — gear selection, shift points, and torque converter. Essential after gearbox rebuild or replacement.
Also known as: Gearbox ECU
Parameter editing & feature activation
DTC reading, clearing & fault analysis
Firmware updates & software refresh
New module programming & coding
We can update your TCM module firmware to the latest JLR release version. Typical flash time: 30 min
Note: Module flashing requires continuous power supply. For on-site service, jump leads connected to a running support vehicle are needed for safe programming.
Professional JLR module coding & programming — global coverage (UK, USA & worldwide)
UK, USA & worldwide mobile or post-in service
PathFinder, SDD, TOPIX & proprietary kit
Most jobs completed same day
Available 24/7 via our portal
Click the chat icon in the bottom-right corner for instant AI-powered assistance with your TCM module questions.