DTC U101A-86: Lost Communication With TCM - Multiple Bus - Signal invalid: Action

WARNING: This page is about a different car, the 2016 Land Rover LR4, 2015 Land Rover LR4, and 2014 Land Rover LR4. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Ignore this DTC if no other CAN or LIN DTCs are set

Using the manufacturer approved diagnostic system, check the transmission control module for related DTCs and refer to the relevant DTC index