DTC U3006-62: Control Module Input Power "A" - Signal compare failure: Action

WARNING: This page is about a different car, the 2015 Jaguar XF, 2014 Jaguar XF, and 2013 Jaguar XF. 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 (0xD018) - and compare it to battery voltage. Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the transfer case control module power and ground circuits for open circuit, high resistance