DTC B1DBE-4B: Cabin Heater Water Pump - Over temperature: Action
WARNING: This page is about a different car, the 2020 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
- Check and remove any obstructions from the passenger compartment heater coolant pump and check for damage
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new passenger compartment heater coolant pump as necessary