DTC U3001-94: Control Module Improper Shutdown - Unexpected operation: 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.
- Using the manufacturer approved diagnostic system, check datalogger signal - Main ECU Supply Voltage (0xDD02). Refer to the appropriate system wiring diagrams and check the transmission control module power and ground circuits for open circuit, high resistance
- Refer to the relevant service information and test the battery and charging system