DTC B1D23: Overheat Sensor: Description
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2019 Ford Expedition, 2018 Lincoln MKZ, 2018 Ford Transit-350 HD, 2018 Ford Transit-350, and 2018 Ford Transit-250. However, it is still accessible from the selected car via links, so may be relevant.
The PSCM uses a thermistor to monitor the internal temperature of the EPAS gear. This DTC appearing by itself does not indicate a fault condition in the steering system. Diagnose all other EPAS DTCs before diagnosing B1D23:4B.
- DTC B1D23:4B (Overheat Sensor: Over Temperature) - This DTC sets if the internal temperature of the EPAS gear exceeds a predetermined threshold.