Pinpoint Test W : DTC B19A2: Notes
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Climate Controlled Seats for schematic and connector information.
Normal Operation and Fault Conditions
The SCME supplies voltage and ground to the passenger seat backrest blower motor. The SCME also sends a speed control voltage signal to the blower motor to control blower speed.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B19A2 | Passenger Seat Back Blower Speed Short to Battery | If the passenger seat backrest blower speed circuit is shorted to voltage, the SCME shuts down the passenger seat system and sets this DTC. |
Possible Causes
- Wiring, terminals or connectors
- Backrest blower motor
- SCME