Home >> Land Rover >> 2021 >> Defender 90 X >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Common Specs & Procedures >> Diagnostic Trouble Code Index Vehicles With: PHEV, DTC: Battery Charger Control Module (BCCM) -- Defender/L663 >> Diagnostic Trouble Code Index - Vehicles With: PHEV, DTC: Battery Charger Control Module (BCCM) (G2783598) >> Description And Operation >> Battery Charger Control Module (BCCM) - Plug-In Hybrid Electric Vehicle (PHEV) >> DTC U0300-42: Internal Control Module Software Incompatibility - General memory failure >> Possible Causes