Pinpoint Test D : B1B71:11, B1B71:15: Notes
WARNING: This page is about a different car, the 2016 Ford Transit-350 HD, 2016 Ford Transit-350, 2016 Ford Transit-250, and 2016 Ford Transit-150. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Manual Climate Control System for schematic and connector information.
Normal Operation and Fault Conditions
Refer to A/C Compressor Operation. Refer to: Climate Control System - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1B71:11 | Evaporator Temperature Sensor: Circuit Short To Ground | This DTC sets in continuous memory and on-demand when the BCM senses lower than expected voltage on the sensor feedback circuit, indicating a short to ground. |
| B1B71:15 | Evaporator Temperature Sensor: Circuit Short To Battery or Open | This DTC sets in continuous memory when the BCM senses greater than expected voltage on the sensor feedback circuit, indicating a short to voltage or an open circuit or sensor. |
Possible Sources
- Wiring, terminals or connectors
- Evaporator temperature sensor
- BCM