# P0401 on the 2009 Dodge Nitro

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

## Bulletins for this model year that name P0401

- [10221554](https://open.wenmarpro.com/bulletins/10221554), 2022-09-26: Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module \(PCM\) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation, the technician may find the following DTCs set in the PCM memory: · \*\*U0140 \- Lost Communication With Body Control Module \(BCM\) \(10\-12 MY only\). · Auto Shutdown \(ASD\) Relay Enhancements To Improve Fuel Pump Relay Initialization At Key On \- \(10\-12 MY only\).\*\* · P0401 \- EGR System Performance. In addition the customer may notice one of the following conditions: · Hard to start, long crank time or even a no start. The customer may describe that If the gas pedal is pushed slightly the vehicle starts as expected \(11 MY KA only\).
- [10136536](https://open.wenmarpro.com/bulletins/10136536), 2018-05-14: Flash: Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module \(PCM\) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation, the technician may find the following DTCs set in the PCM memory: · \*\*U0140 \- Lost Communication With Body Control Module \(BCM\) \(10\-12 MY only\). · Auto Shutdown \(ASD\) Relay Enhancements To Improve Fuel Pump Relay Initialization At Key On \- \(10\-12 MY only\).\*\* · P0401 \- EGR System Performance. In addition the customer may notice one of the following conditions: · Hard to start, long crank time or even a no start. The customer may describe that If the gas pedal is pushed slightly the vehicle starts as expected \(11 MY KA only\).