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 Energy Control Module (BECM) -- Defender/L663 >> Diagnostic Trouble Code Index - Vehicles With: PHEV, DTC: Battery Energy Control Module (BECM) (G2760131) >> Description And Operation >> Battery Energy Control Module (BECM) - Plug-In Hybrid Electric Vehicle (PHEV) >> DTC P0C48-39: Hybrid/EV Battery Pack Coolant Pump "A" Control Circuit Low - Signal has too few pulses >> Possible Causes