Ford
Type:
    Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description:
    Engine Fuel Temperature Sensor 'B' Performance Conditions
Cause:
    Engine running, then the PCM detected an EFT sensor 'B' signal that was more than 4.50v [-46°F] or less than 0.21 v [275°F] during testing

Generic
Type:
    Powertrain - Fuel and Air Metering - ISO/SAE Controlled
Description:
    Fuel Temperature Sensor "B" Circuit Range/Performance