DTC P065C-01: Generator Mechanical Performance - General electrical failure: Action

NOTE: For non-electric vehicles:

Refer to the relevant service information and check the accessory drive belt tension. Rectify as necessary
Using the Jaguar Land Rover approved diagnostic equipment, perform the routine - Power Supply Service Mode Diagnostic. Clear the DTCs and retest
If the fault persists, install a new generator as required
NOTE: For electric vehicles:

Using the Jaguar Land Rover approved diagnostic equipment, perform routine - Power Supply Service Mode Diagnostic. Clear the Diagnostic Trouble Code(s) and retest
If the fault persists, inspect and install a new Direct current to direct current converter as required