# P1DBA on the 2024 Dodge HORNET

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 P1DBA

- [11034318](https://open.wenmarpro.com/bulletins/11034318), 2026-07-02: Flash: Auxiliary Hybrid Control Processor Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● P2601\-00 \- Electric Coolant Pump Control Circuit Performance Stuck Off. ● U0623\-00 \- Lost Communication With Coolant Pump "A". ● P1DBA \- Battery Cooling System Failure \(Module, Hybrid Control Processor \(HCP\)\). Customers may experience the following: ● The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present in the Instrument Panel Cluster \(IPC\) when the scheduled cabin condition is not performed as planned. \*This bulletin involves reprogramming the Auxiliary Hybrid Control Processor \(AHCP\) and Hybrid Control Processor \(HCP\) with the latest available software.\*
- [11027233](https://open.wenmarpro.com/bulletins/11027233), 2026-01-07: Flash: Dual Power Invertor Module \(DPIM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● P2601\-00 \- Electric Coolant Pump Control Circuit Performance Stuck Off. ● U0623\-00 \- Lost Communication With Coolant Pump "A". ● P1DBA \- Battery Cooling System Failure \(Module, Hybrid Control Processor \(HCP\)\). Customers may experience the following: ● The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present when the scheduled cabin condition is not performed as planned \*\*This bulletin involves inspecting and possibly reprogramming the DPIM with the latest available software.\*\*
- [11026678](https://open.wenmarpro.com/bulletins/11026678), 2025-12-17: Flash: Power Inverter Module \(PIM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● P2601\-00 \- Electric Coolant Pump Control Circuit Performance Stuck Off. ● U0623\-00 \- Lost Communication With Coolant Pump "A". ● P1DBA \- Battery Cooling System Failure \(Module, Hybrid Control Processor \(HCP\)\). \*\*Customers may experience the following: ● The vehicle is not performing a scheduled cabin preconditioning. 'Cabin Preconditioning Unavailable' message present when the scheduled cabin condition is not performed as planned.\*\* This bulletin involves reprogramming the Auxiliary Hybrid Control Processor \(AHCP\) and Hybrid Control Processor \(HCP\) also known as PIM, with the latest available software
- [11011905](https://open.wenmarpro.com/bulletins/11011905), 2024-12-18: "Flash: Power Inverter Module \(PIM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● P2601\-00 \- Electric Coolant Pump Control Circuit Performance Stuck Off. ● U0623\-00 \- Lost Communication With Coolant Pump ""A"". ● P1DBA \- Battery Cooling System Failure \(Module, Hybrid Control Processor \(HCP\)\). This bulletin involves reprogramming the Auxiliary Hybrid Control Processor \(AHCP\) and Hybrid Control Processor \(HCP\) also known as PIM, with the latest available software"
- [11010631](https://open.wenmarpro.com/bulletins/11010631), 2024-11-18: "Flash: Power Inverter Module \(PIM\) Updates Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle mustexhibit/set one or more of the following Diagnostic Trouble Codes \(DTC\)s: ● \*\*P2601\-00 \- Electric Coolant Pump Control Circuit Performance Stuck Off. ● U0623\-00 \- Lost Communication With Coolant Pump ""A"".\*\* ● P1DBA \- Battery Cooling System Failure \(Module, Hybrid Control Processor \(HCP\)\). This bulletin involves reprogramming the Auxiliary Hybrid Control Processor \(AHCP\) also known as Power Inverter Module \(PIM\), with the latest available software."
- [10248866](https://open.wenmarpro.com/bulletins/10248866), 2024-01-16: Malfunction Indicator Lamp On, P1DBA\-00 Battery Cooling System Failure Set In The Hybrid Control Processor \(HCP\)
- [10243182](https://open.wenmarpro.com/bulletins/10243182), 2023-10-02: Customer Indicates A/C Blows Warm And/Or Possible DTC P1DBA Battery Cooling System Failure Stored.