A transmission management module (TCM) is an digital management unit that’s chargeable for managing the operation of a automobile’s transmission. The TCM receives enter from numerous sensors and switches to find out the suitable gear for the present driving situations. It then sends indicators to the transmission to shift gears accordingly.
Testing the TCM is essential to make sure that it’s functioning correctly and that the transmission is shifting easily. There are a number of alternative ways to check the TCM, together with utilizing a scan device, checking for bother codes, and performing a bodily inspection.