DTC P042E - EGR A Control Stuck Open
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2018 Lincoln Navigator, 2018 Lincoln MKZ, 2018 Lincoln MKX, 2018 Lincoln MKT, and 2018 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
P042E - EGR A CONTROL STUCK OPEN
| Description: | This DTC sets when the exhaust gas recirculation (EGR) setpoint is less than a specified threshold, the actual EGR position is greater than a specified threshold and the EGR control limit is less than a specified limit. | ||
| Possible Causes: |
|
||
| Diagnostic Aids: | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST KD . | ||