# B273C on the 2023 Jeep Wrangler

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 B273C

- [11023578](https://open.wenmarpro.com/bulletins/11023578), 2025-10-02: Service Hybrid Electric Vehicle System Warning Message Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code \(DTC\): ● B273C\-00 \- Digital Crash Input. NOTE: Technicians may find the DTC is stored or pending in the Hybrid Control Processor \(HCP\). Customers may experience one or more of the following: ● The "Service Hybrid Electric Vehicle System Warning” message and Light are displayed in the Instrument Panel Cluster \(IPC\) Fig. 1. NOTE: This message may be displayed for a few seconds and then disappear. ● The vehicle may no longer enter Electric or Hybrid drive modes.
- [11023065](https://open.wenmarpro.com/bulletins/11023065), 2025-09-10: Service Hybrid Electric Vehicle System Warning Message Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code \(DTC\): ● B273C\-00 \- Digital Crash Input. NOTE: Technicians may find the DTC is stored or pending in the Hybrid Control Processor \(HCP\). Customers may experience one or more of the following: ● The "Service Hybrid Electric Vehicle System Warning” message and Light are displayed in the Instrument Panel Cluster \(IPC\) Fig. 1. NOTE: This message may be displayed for a few seconds and then disappear. ● The vehicle may no longer enter Electric or Hybrid drive modes This bulletin involves installing a ferrite bead to the high voltage battery body harness.
- [11018680](https://open.wenmarpro.com/bulletins/11018680), 2025-05-30: "Service Hybrid Electric Vehicle System Warning Message Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code \(DTC\): ● B273C\-00 \- Digital Crash Input. NOTE: Technicians may find the DTC is stored or pending in the Hybrid Control Processor \(HCP\). Customers may experience one or more of the following: ● The ""Service Hybrid Electric Vehicle System Warning” message and Light are displayed in the Instrument Panel Cluster \(IPC\) Fig. 1. NOTE: This message may be displayed for a few seconds and then disappear. ● The vehicle may no longer enter Electric or Hybrid drive modes. This bulletin involves installing a ferrite bead to the high voltage battery body harness."
- [11017019](https://open.wenmarpro.com/bulletins/11017019), 2025-04-15: "Service Hybrid Electric Vehicle System Warning Message Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code \(DTC\): ● B273C\-00 \- Digital Crash Input. NOTE: Technicians may find the DTC is stored or pending in the Hybrid Control Processor \(HCP\). Customers may experience one or more of the following: ● The ""Service Hybrid Electric Vehicle System Warning” message and Light are displayed in the Instrument Panel Cluster \(IPC\) Fig. 1. NOTE: This message may be displayed for a few seconds and then disappear. ● The vehicle may no longer enter Electric or Hybrid drive modes This bulletin involves installing a ferrite bead to the high voltage battery body harness."
- [11017000](https://open.wenmarpro.com/bulletins/11017000), 2025-04-15: "High Voltage Wiring Repair Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● B273C\-00 \- Digital Crash Input. ● U0287\-00 \- Lost Communication With Transmission Fluid Pump Module 1. Customers may also experience one or more of the following: ● Vehicle shakes during a cold start. ● Noise is heard from the underbody near the P2 motor. This bulletin involves repairing the High Voltage \(HV\) cable harness to the Power Inverter Module \(PIM\)"
- [11015883](https://open.wenmarpro.com/bulletins/11015883), 2025-03-25: "High Voltage Wiring Repair Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● B273C\-00 \- Digital Crash Input. ● U0287\-00 \- Lost Communication With Transmission Fluid Pump Module 1. Customers may also experience one or more of the following: ● Vehicle shakes during a cold start. ● Noise is heard from the underbody near the P2 motor. REPAIR SUMMARY: This bulletin involves repairing the High Voltage \(HV\) cable harness to the Power Inverter Module \(PIM\)"
- [11014250](https://open.wenmarpro.com/bulletins/11014250), 2025-02-13: Service Hybrid Electric Vehicle System Message Displayed In The IPC. Vehicle Shakes During A Cold Start And Noise Is Heard Near The P2 Motor. DTC’s U0287\-00 And B273C\-00