U3007-13 Control Module Input Power "B" - Circuit open: Action

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Using the Jaguar Land Rover approved diagnostic equipment, check datalogger signal - Main ECU Supply Voltage (0xD019). Refer to the electrical circuit diagrams and check the transfer case control module power and ground circuits for open circuit, high resistance. Repair the wiring harness as necessary
Refer to the relevant section of the workshop manual and check the battery and charging system. Rectify as necessary