DTC B11FF-84: A/C Refrigerant Pressure - Signal below allowable range: Action
WARNING: This page is about a different car, the 2016 Land Rover LR4, 2015 Land Rover LR4, and 2014 Land Rover LR4. However, it is still accessible from the selected car via links, so may be relevant.
- Using the manufacturer approved diagnostic system, datalogger test and review Climate control system/Air conditioning/External ambient temperature. If the external ambient temperature is < 5° C, this DTC should be ignored and cleared. If the external ambient temperature shows > 5°C, test the refrigerant system using a suitable charging station
- Install a new refrigerant pressure sensor as necessary
- Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new automatic temperature control module