Ford
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Fan Secondary Low With High Fan On Conditions
Cause:
    Key on or engine running, high speed cooling fan enabled, then the PCM detected the fan secondary circuit was low (with the high speed cooling fan on).

Land Rover
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Leak detection pump - heater circuit
Cause:
    Wiring open circuit, pump heater