DTC P040C - EGR Temperature Sensor A Circuit Low
WARNING: This page is about a different car, the 2020 Ford F-550 Super Duty, 2020 Ford F-450 Super Duty, 2020 Ford F-350 Super Duty, 2020 Ford F-250 Super Duty, and 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
DTC DESCRIPTION P040C - EGR TEMPERATURE SENSOR A CIRCUIT LOW
| Description: | This DTC sets when the exhaust gas recirculation temperature bank 1, sensor (EGRT1 (Transit) or the exhaust gas recirculation temperature bank 1, sensor 2 (EGRT12) (all others) temperature is less than a calibrated limit for a specified amount of time. When the EGRT1 (Transit) or the EGRT12 (all others) is less than a calibrated threshold, an increment counter advances for that drive cycle. | ||
| Possible Causes: |
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| Diagnostic Aids: | The presence of this DTC may indicate that the vehicle is operating in derate mode and may experience a loss of power. After repair, the vehicle may still display a system warning message. Drive the vehicle until the system warning message has cleared from the instrument cluster message center. This DTC sets when the EGRT12 sensor signal voltage is less than 0.volt for greater than 3 seconds. |
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| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST WA . | ||