# P1A29 on the 2017 Chrysler Pacifica

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 P1A29

- [10218556](https://open.wenmarpro.com/bulletins/10218556), 2022-08-22: Flash: Battery Pack Control Module \(BPCM\) Diagnostic and System Updates This bulletin involves updating the BPCM with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation, the technician may one or more of the following Diagnostic Trouble Codes \(DTCs\) have been set: P0AA1\-00 \- Hybrid/EV Battery Positive Contactor ?A? Stuck Closed. P0AA4\-00 \- Hybrid Battery Negative Contactor Circuit Stuck Closed. P0C78\-00 \- Hybrid/EV Battery System Precharge Time Too Long. P0B3C\-00 \- Hybrid/EV Battery Voltage Sense 1 Circuit Performance. P0B41\-00 \- Hybrid/EV Battery Voltage Sense 2 Circuit Performance. P0B46\-00 \- Hybrid/EV Battery Voltage Sense 3 Circuit Performance. P0B4B\-00 \- Hybrid/EV Battery Voltage Sense 4 Circuit Performance. P0B50\-00 \- Hybrid/EV Battery Voltage Sense 5 Circuit Performance. P0B55\-00 \- Hybrid/EV Battery Voltage Sense 6 Circuit Performance. P1A16\-00 \- Hybrid/EV Wakeup Control 3 Output Circuit/Open. P1D7B\-00 \- Hybrid/EV Wakeup Control 3 Output Circuit Short to Battery. P1D7C\-00 \- Hybrid/EV Wakeup Control 3 Output Circuit Short to Ground. P1A29 \- Cell Supervisory Circuit A Failure. P1A2A \- Cell Supervisory Circuit B Failure. P1D3E \- Internal Control Module Shut Off Test Error. U0594 \- Implausible Data Received from HCP. P2BE5 \- Hybrid/EV Battery Pack Current Sensor "C" Circuit Performance. B12B0\-85 \- Charge Temperature Indicator\-Signal Above Allowable Range. Customer may also experience one or more of the following: Premature oil change message displayed on the cluster and vehicle may be running in fuel/oil refresh mode. Scheduled charging not functioning properly because the battery pack did not wake up while plugged in.
- [10175729](https://open.wenmarpro.com/bulletins/10175729), 2020-05-26: Flash: Battery Pack Control Module \(BPCM\) Diagnostic and System Updates This bulletin involves updating the BPCM with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation, the technician may one or more of the following Diagnostic Trouble Codes \(DTCs\) have been set:P1A29 \- Cell Supervisory Circuit A Failure. P1A2A \- Cell Supervisory Circuit B Failure. P1D3E \- Internal Control Module Shut Off Test Error. U0594 \- Implausible Data Received from HCP. P2BE5 \- Hybrid/EV Battery Pack Current Sensor "C" Circuit Performance. B12B0\-85 \- Charge Temperature Indicator\-Signal Above Allowable Range.
- [10175474](https://open.wenmarpro.com/bulletins/10175474), 2020-05-26: No Start, No Crank, Mil Lamp ON, DTC?s P1A2A\-00, P1A29\-00 Cell Supervisory Circuits
- [10175062](https://open.wenmarpro.com/bulletins/10175062), 2020-05-18: No Start, No Crank, Mil Lamp ON, DTC?s P1A2A\-00, P1A29\-00 Cell Supervisory Circuits
- [10174142](https://open.wenmarpro.com/bulletins/10174142), 2020-04-27: No Start, No Crank, Mil Lamp ON, DTC?s P1A2A\-00, P1A29\-00 Cell Supervisory Circuits