# Service bulletin 0824823

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10248939
- Published by NHTSA: 2024\-01\-16
- Manufacturer's number: 0824823
- Manufacturer's date: 2023\-11\-21
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

Flash: Battery Pack Control Module \(BPCM\) Diagnostic and System Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes \(DTCs\) have been set: ? P0607\-00 \- ECU Internal Performance. ? P0C78\-00 \- Hybrid/EV Battery System Precharge Time Too Long. This bulletin involves updating the BPCM with the latest available software.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10248939-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10248939-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Lighting

## Trouble codes named

P0607, P0C78

## Vehicles listed

- 2022 JEEP WRANGLER

## Recalls for the same vehicles and component

- [24V676000](/recalls/nhtsa/24V676000.md), 2024-09-12: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; EXTERIOR LIGHTING:BRAKE LIGHTS
- [2024504](/recalls/tc/2024504.md), 2024-09-05: Lights And Instruments
- [2023514](/recalls/tc/2023514.md), 2023-09-18: Lights And Instruments
- [22V326000](/recalls/nhtsa/22V326000.md), 2022-05-12: EXTERIOR LIGHTING

## Other bulletins for the same vehicles and component

- [0300224](/bulletins/10251863.md), 2024-03-18, Service bulletin: EXTERIOR LIGHTING; BACK OVER PREVENTION. Front and Rear Axle Sensor Kit \*\*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: ? C1451\-11 \- Service Axle Locker System\*\* Customers may also comment on a Service Axle Locker message displayed in the Electronic Vehicle Information Center \(EVIC\) for this condition.
- [2300424](/bulletins/10251854.md), 2024-03-18, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses.
- [0805823](/bulletins/10248046.md), 2024-01-02, Service bulletin: EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Integrated Dual Charging Module \(IDCM\) Replacement Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following DTCs have been set: ? B22A9\-87 \- ECU Internal Performance\-Missing Message. Customer may also experience the following: ? Unable to charge the vehicle. This bulletin involves replacing the IDCM.
- [2302923](/bulletins/10248045.md), 2024-01-02, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses \(Fig. 1\) . This bulletin is to communicate the procedure for head lamp condensation clearing.
- [2300823](/bulletins/10248026.md), 2024-01-02, Service bulletin: EXTERIOR LIGHTING:TAIL LIGHTS. Tail Lamp Water Intrusion The customer may experience the following: ? Water in the left and/or right tail lamp. This bulletin involves water testing the rear tail lamps and replacing if needed.
- [0804923](/bulletins/10248012.md), 2024-01-02, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Flash: Integrated Dual Charging Module \(IDCM\) Enhancements Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code \(DTC\) have been set: ? B22A9\-64 \- ECU Internal Performance\-Signal Plausibility Failure. ? B22A9\-16 \- ECU Internal Performance\-Circuit Voltage Below Threshold. ? B22A9\-17 \- ECU Internal Performance\-Circuit Voltage Above Threshold. ? B22A9\-19 \- ECU Internal Performance\-Overcurrent. Customer may also experience the following: ? Vehicle will not charge. This bulletin involves reprogramming the IDCM with the latest software available. NOTE: Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this IDCM update: ? Powertrain Control Module \(PCM\). ? Integrated Dual Charging Module \(IDCM\). ? Transmission Control Module \(TCM\). ? Battery Pack Control Module \(BPCM\). ? Hybrid Control Processor \(HCP\), Auxiliary Hybrid Control Processor \(AHCP\) also known as the Power Inverter Module \(PIM\).
- [0805023](/bulletins/10248011.md), 2024-01-02, Service bulletin: POWER TRAIN; EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Flash: Battery Pack Control Module \(BPCM\) Diagnostic and System Updates Customers may experience a false Malfunction Indicator Lamp \(MIL\) illumination related to PHEV battery: ? P1A21\-00 \- HV Battery Contactor Control Sequence Incorrect. ? P0B3E\-00 \- Hybrid/EV Battery Voltage Sense 1 Circuit High. ? P0607\-00 \- ECU Internal Performance. ? P1E1B\-00 \- Hybrid/EV Battery Side Voltage System Isolation. ? P0AA4\-00 \- Hybrid Battery Negative Contactor Circuit Stuck Closed. This bulletin involves updating the BPCM with the latest available software. NOTE: Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this BPCM update: ? Powertrain Control Module \(PCM\). ? Integrated Dual Charging Module \(IDCM\). ? Transmission Control Module \(TCM\). ? Battery Pack Control Module \(BPCM\). ? Hybrid Control Processor \(HCP\), Auxiliary Hybrid Control Processor \(AHCP\) also known as the Power Inverter Module \(PIM\).
- [S2025000001](/bulletins/10247967.md), 2024-01-02, Service bulletin: EXTERIOR LIGHTING; BACK OVER PREVENTION. Malfunction Indicator Lamp Illumination \(MIL\). Diagnostic Trouble Code \(DTC\) P203E ? Reductant Level Sensor 1 Circuit Intermittent\-Erratic Set.
- [0805823](/bulletins/10234519.md), 2023-04-17, Service bulletin: EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Integrated Dual Charging Module \(IDCM\) Replacement Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following DTCs have been set: ? B22A9\-87 \- ECU Internal Performance\-Missing Message. Customer may also experience the following: ? Unable to charge the vehicle. This bulletin involves replacing the IDCM.
- [2302923](/bulletins/10234518.md), 2023-04-17, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses \(Fig. 1\) . This bulletin is to communicate the procedure for head lamp condensation clearing.

JSON: [/v1/bulletins/10248939](/v1/bulletins/10248939)

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