# P112D on the 2016 Jeep Cherokee

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.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name P112D

- [10217617](https://open.wenmarpro.com/bulletins/10217617), 2022-08-08: MIL Illumination: DTCs P112C and/or P112D This bulletin involves replacing the Post Catalyst Position O2 Sensor. A small number of customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes \(DTCs\) stored or active: · P112C \- O2 Sensor 2/1 Pumping Undercurrent. · P112D \- O2 Sensor 2/1 Pumping Overcurrent.
- [10140224](https://open.wenmarpro.com/bulletins/10140224), 2018-06-11: Flash: 2.0L And 2.2L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module \(PCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code \(DTC\) has been set: · \*\*P112D\-00\-O2 \- Sensor 2/1 Pumping Overcurrent.\*\* In addition, the customer may notice the following condition: · ?Engine Stop Start Not Available? message in the Instrument Panel Cluster \(IPC\) after disconnecting the vehicle?s battery.
- [10140223](https://open.wenmarpro.com/bulletins/10140223), 2018-06-11: Flash: 2.0L And 2.2L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module \(PCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code \(DTC\) has been set: · P112D\-00\-O2 \- Sensor 2/1 Pumping Overcurrent. In addition, the customer may notice the following condition: · ?Engine Stop Start Not Available? message in the Instrument Panel Cluster \(IPC\) after disconnecting the vehicle?s battery.
- [10140127](https://open.wenmarpro.com/bulletins/10140127), 2018-06-11: MIL Illumination: DTCs P112C and/or P112D This bulletin involves replacing the Post Catalyst Position O2 Sensor. A small number of customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes \(DTCs\) stored or active: · P112C \- O2 Sensor 2/1 Pumping Undercurrent. · P112D \- O2 Sensor 2/1 Pumping Overcurrent.
- [10080063](https://open.wenmarpro.com/bulletins/10080063), 2016-09-14: " MIL ILLUMINATION: DTCS P112C AND/OR P112D THIS BULLETIN INVOLVES REPLACING THE POST CATALYST POSITION O2 SENSOR. A SMALL NUMBER OF CUSTOMERS MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP \(MIL\) ILLUMINATION. UPON FURTHER INVESTIGATION THE TECHNICIAN MAY FIND THE FOLLOWING DIAGNOSTIC TROUBLE CODES \(DTCS\) STORED OR ACTIVE: · P112C \- O2 SENSOR 2/1 PUMPING UNDERCURRENT. · P112D \- O2 SENSOR 2/1 PUMPING OVERCURRENT. "