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Service bulletins for the 2024 Jeep Wagoneer S

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.

248 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
S2308000120 REV.E2026-01-21. Service bulletin. ELECTRICAL SYSTEM. Rain Sensing Auto Wipers and Auto on Head Lamps Inoperative. Rain Sensor Internal Failure.
S2508000056 REV.A2025-12-23. Service bulletin. ELECTRICAL SYSTEM. 12v Ignition Off Draw (IOD) Caused By Power Electronics Coolant Pump 1 (PECP-1) Continuously Running When Vehicle Is Asleep
08-132-25 REV. B2025-12-23. Service bulletin. ELECTRICAL SYSTEM. RSU With Additional Sleep Cycles for HV Battery Integrity Check - Flash: Integrated Dual Charging Module (IDCM) Updates 11B3 Customers may comment on one or more of the following: ● 12 volt battery lamp on the Instrument Panel Cluster (IPC) illuminated due to depleted 12 volt battery. ● Unable to charge at High Voltage Charging station at Level-1, Level-2 or DC Fast Charge. This bulletin involves reprogramming the IDCM, BPCM, MCP A, MCP B and the EVCU with the latest available software and then, if needed, performing a Wheel End Disconnect Position Learn routine.
08-129-25 REV. C2025-12-23. Service bulletin. ELECTRICAL SYSTEM. Flash: Integrated Dual Charging Module (IDCM) Updates 11B3 Customers may comment on one or more of the following: ● 12 volt battery lamp on the Instrument Panel Cluster (IPC) illuminated due to depleted 12 volt battery. ● Unable to charge at High Voltage Charging station at Level-1, Level-2 or DC Fast Charge. This bulletin involves reprogramming the IDCM, BPCM, MCP A, MCP B and the EVCU with the latest available software and then, if needed, performing a Wheel End Disconnect Position Learn routine.
08-078-25 REV. C2025-12-23. Service bulletin. ELECTRICAL SYSTEM. RSU With Additional Sleep Cycles for HV Battery Integrity Check - Flash: Motor Control Processor A (MCP A) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● **P1E18-00 - Internal Control Module Electronic Park Performance. ● P1625-00 - Park Pawl System Failure. ● P0A78-00 - Drive Motor A Inverter Performance. ● P0A79-00 - Drive Motor B Inverter Performance.** ● P1626-00 - Park Pawl Motor Stuck. Customers may also comment on one or more of the following: ● **Will not be able to start the vehicle. ● Vehicle not shutting off and a draining 12V battery.** ● Wrench lamp on in the Instrument Panel Cluster (IPC). ● Not able to move the shifter out of Park. ● Vehicle has reduced power. This bulletin also includes the following software enhancement: ● Software enhancement to prevent erroneous fault identification resulting in inverter shutdown This bulletin involves reprogramming the IDCM, BPCM, MCP A, MCP B and the EVCU with the latest available software and then, if needed, performing a Wheel End Disconnect Position Learn routin
08-077-25 REV. D2025-12-23. Service bulletin. ELECTRICAL SYSTEM. RSU With Additional Sleep Cycles for HV Battery Integrity Check - Flash: Motor Control Processor B (MCP B) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● **P1E18-00 - Internal Control Module Electronic Park Performance. ● P1625-00 - Park Pawl System Failure. ● P0A78-00 - Drive Motor A Inverter Performance. ● P0A79-00 - Drive Motor B Inverter Performance.** ● P1626-00 - Park Pawl Motor Stuck. Customers may also comment on one or more of the following: ● **Will not be able to start the vehicle. ● Vehicle not shutting off and a draining 12V battery.** ● Wrench lamp on in the Instrument Panel Cluster (IPC). ● Not able to move the shifter out of Park. ● Vehicle has reduced power. This bulletin also includes the following software enhancement: ● Software enhancement to prevent erroneous fault identification resulting in inverter shutdown. This bulletin involves reprogramming the IDCM, BPCM, MCP A, MCP B and the EVCU with the latest available software and then, if needed, performing a Wheel End Disconnect Position Learn routine
08-076-25 REV. D2025-12-23. Service bulletin. ELECTRICAL SYSTEM. RSU With Additional Sleep Cycles for HV Battery Integrity Check - Flash: Battery Pack Control Module (BPCM) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P1E25-00 - EV Battery Failure Level 2. ● P0D10-00 - Hybrid/EV Battery Negative Contactor A Stuck Open. ● P0D09-00 - Hybrid/EV Battery Positive Contactor A Stuck Open.** ● P0DE6 - Hybrid/EV Battery Pack Cell Voltage Low. NOTE: Active or stored. ● P1DAF - Incompatible Limp In Action Requested. NOTE: Active or stored. ● P1CDE – Hybrid/EV Wakeup Control 2 Output Circuit Short to Ground. ● P1CDA – Hybrid/EV Wakeup Control 1 Output Circuit/Open. ● U00C6 – Lost Communication With AIR Pressure Sensor. ● P0F00 - Hybrid/EV Battery Module 1 Performance. ● P0F01 - Hybrid/EV Battery Module 2 Performance. ● P0F02 - Hybrid/EV Battery Module 3 Performance. ● P0F03 - Hybrid/EV Battery Module 4 Performance. ● P0F04 - Hybrid/EV Battery Module 5 Performance. ● P0F05 - Hybrid/EV Battery Module 6 Performance. ● P0F06 - Hybrid/EV Battery Module 7 Performance. ● P0F07 - Hybrid/EV Battery Module 8 Performance. ● P0F08 - Hybrid/EV Battery Module 9 Performance. ● P0F09 - Hybrid/EV Battery Module 10 Performance. ● P0F0A - Hybrid/EV Battery Module 11 Performance. ● P0F0B - Hybrid/EV Battery Module 12 Performance. ● P0F0C - Hybrid/EV Battery Module 13 Performance. ● P0CA6-00 - Hybrid/EV Battery Charging Current High. NOTE: If the following DTCs are present/active in the BPCM, Battery Pack replacement will be required. Guided Diagnostics will prompt you for the repair action if the diagnostic is present on the vehicle. ● P0ADB-00 - Hybrid/EV Battery Positive Contractor A Control Circuit Low. ● P0AE2-00 - Hybrid/EV Battery Precharge Contactor Circuit Stuck Closed. ● P0AA1-00 - Hybrid/EV Battery Positive Contactor "A" Stuck Closed. ● P0FF8-00 - Hybrid/EV Battery Precharge Contactor Circuit "B" Stuck Closed. Customers may also comment on one or more of the following: ● **Will not be able to start the vehicle. ● A warning message will appear in the Instrument Panel Cluster (IPC) informing the driver to stop safely because the vehicle will be shutting down soon.** ● Wrench icon is illuminated on the IPC. ● Vehicle will not enter Drive Ready Mode. This bulletin also includes the following software enhancement: ● Bootloader update to prevent battery disconnect unit damage. ● Improvements in detecting pre-existing battery disconnect unit damage. ● Charging related enhancements that may lead to DTC P0CA6 falsely setting This bulletin involves reprogramming the IDCM, BPCM, MCP A, MCP B and the EVCU with the latest available software and then, if needed, performing a Wheel End Disconnect Position Learn routine
08-074-25 REV. D2025-12-23. Service bulletin. ELECTRICAL SYSTEM. RSU With Additional Sleep Cycles for HV Battery Integrity Check - Flash: Electronic Vehicle Control Unit (EVCU) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **B12B4-00 - Charge Status Indicator Module Internal.** ● C10FA-00 - Wheel Hub disconnect Actuator Performance Left. ● C10FB-00 - Wheel Hub disconnect Actuator Performance Right. ● C10F8-00 - Left Front Wheel Hub Disconnect Actuator Position Sensor Circuit Range/Performance. ● C10F9-00 - Right Front Wheel Hub Disconnect Actuator Position Sensor Circuit Range/Performance. ● P061B-00 - Internal Control Module Torque Calculation Performance. Customers may also comment on one or more of the following: ● **Will not be able to start the vehicle. ● 12V battery dead resulting in no start. ● Improvements to minimize occurrences of Limp Home Mode (Turtle Mode). ● Loss of communication between EVCU and the Battery Pack Control Module (BPCM) can prevent high- voltage contactors from closing, resulting in a no-start condition. ● Remote start functionality fails when the vehicle is actively charging. ● "Charge Now" feature in application has multiple issues. Feature intermittently fails and does not close contactors, sometimes starts but charge port indicator lights are not commanded by EVCU and sets DTC B12B4-00. ● Closed loop 12V silent charging which can help mitigate the 12V drain issue on the vehicle. ● Drive-by-brake improvements and a resolved issue where the vehicle incorrectly enters turtle mode while driving. ● Powershot sometimes stuck at 0 seconds remaining which makes customer believe that Powershot is not working. ● Wheel End Disconnect closure at zero speed in case of miss at normal close speed. ● Drive-by-brake message update to Instrument Panel Cluster (IPC) in case of Limp Home mode.** ● Instrument Panel Cluster (IPC), radio range and charge time estimations and messages are not correct. ● Battery range incorrect. ● Improved battery State of Charge (SoC) accuracy in off-nominal conditions. ● Battery heating values incorrect on radio when on Performance Pages display. ● Charging does not start when plugged in. ● Charging is not indicating when battery is at full charge. ● Charging slow or takes too long. ● Bumps and jerks while accelerating or decelerating. Wrench icon is illuminated on the IPC. ● Turtle icon is illuminated on the IPC. ● Vehicle enters into limp home mode. In addition, the following software enhancement is also available: ● Enables compatibility with the Flo V3 Chargers. This bulletin involves reprogramming the IDCM, BPCM, MCP A, MCP B and the EVCU with the latest available software and then, if needed, performing a Wheel End Disconnect Position Learn routine.
08-014-25 REV. E2025-12-23. Service bulletin. ELECTRICAL SYSTEM. Flash: Electronic Vehicle Control Unit (EVCU) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **B12B4-00 - Charge Status Indicator Module Internal.** ● C10FA-00 - Wheel Hub disconnect Actuator Performance Left. ● C10FB-00 - Wheel Hub disconnect Actuator Performance Right. ● C10F8-00 - Left Front Wheel Hub Disconnect Actuator Position Sensor Circuit Range/Performance. ● C10F9-00 - Right Front Wheel Hub Disconnect Actuator Position Sensor Circuit Range/Performance. ● P061B-00 - Internal Control Module Torque Calculation Performance. Customers may also comment on one or more of the following: ● **Will not be able to start the vehicle. ● 12V battery dead resulting in no start. ● Improvements to minimize occurrences of Limp Home Mode (Turtle Mode). ● Loss of communication between EVCU and the Battery Pack Control Module (BPCM) can prevent high- voltage contactors from closing, resulting in a no-start condition. ● Remote start functionality fails when the vehicle is actively charging. ● "Charge Now" feature in application has multiple issues. Feature intermittently fails and does not close contactors, sometimes starts but charge port indicator lights are not commanded by EVCU and sets DTC B12B4-00. ● Closed loop 12V silent charging which can help mitigate the 12V drain issue on the vehicle. ● Highway creep improvements and a resolved issue where the vehicle incorrectly enters turtle mode while driving. ● Powershot sometimes stuck at 0 seconds remaining which makes customer believe that Powershot is not working. ● Wheel End Disconnect closure at zero speed in case of miss at normal close speed. ● Drive-by-brake message update to Instrument Panel Cluster (IPC) in case of Limp Home mode.** ● Instrument Panel Cluster (IPC), radio range and charge time estimations and messages are not correct. ● Battery range incorrect. ● Improved battery State of Charge (SoC) accuracy in off-nominal conditions. ● Battery heating values incorrect on radio when on Performance Pages display. ● Charging does not start when plugged in. ● Charging is not indicating when battery is at full charge. ● Charging slow or takes too long. ● Bumps and jerks while accelerating or decelerating. ● Wrench icon is illuminated on the IPC. ● Turtle icon is illuminated on the IPC. ● Vehicle enters into limp home mode. In addition, the following software enhancement is also available: ● Enables compatibility with the Flo V3 Chargers This bulletin involves reprogramming the IDCM, BPCM, MCP A, MCP B and the EVCU with the latest available software and then, if needed, performing a Wheel End Disconnect Position Learn routine
08-013-25 REV. E2025-12-23. Service bulletin. ELECTRICAL SYSTEM. Flash: Motor Control Processor B (MCP B) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● **P1E18-00 - Internal Control Module Electronic Park Performance. ● P1625-00 - Park Pawl System Failure. ● P0A78-00 - Drive Motor A Inverter Performance. ● P0A79-00 - Drive Motor B Inverter Performance.** ● P1626-00 - Park Pawl Motor Stuck. Customers may also comment on one or more of the following: ● **Will not be able to start the vehicle. ● Vehicle not shutting off and a draining 12V battery.** ● Wrench lamp on in the Instrument Panel Cluster (IPC). ● Not able to move the shifter out of Park. ● Vehicle has reduced power. This bulletin also includes the following software enhancement: ● Software enhancement to prevent erroneous fault identification resulting in inverter shutdown This bulletin involves reprogramming the IDCM, BPCM, MCP A, MCP B and the EVCU with the latest available software and then, if needed, performing a Wheel End Disconnect Position Learn routine
08-011-25 REV. D2025-12-23. Service bulletin. ELECTRICAL SYSTEM. Flash: Battery Pack Control Module (BPCM) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P1E25 - EV Battery Failure Level 2 ● P0D10 - Battery Charging System Negative Contactor "A" - Actuator Stuck Open ● P0D09 - Battery Charging System Positive Contactor "A" - Actuator Stuck Open** ● P0DE6 - Hybrid/EV Battery Pack Cell Voltage Low. NOTE: Active or stored. ● P1DAF - Incompatible Limp In Action Requested. NOTE: Active or stored. ● P1CDE - Hybrid/EV Wakeup Control 2 Output Circuit Short to Ground. ● P1CDA - Hybrid/EV Wakeup Control 1 Output Circuit/Open. ● U00C6 - Lost Communication With AIR Pressure Sensor. ● P0F00 - Hybrid/EV Battery Module 1 Performance. ● P0F01 - Hybrid/EV Battery Module 2 Performance. ● P0F02 - Hybrid/EV Battery Module 3 Performance. ● P0F03 - Hybrid/EV Battery Module 4 Performance. ● P0F04 - Hybrid/EV Battery Module 5 Performance. ● P0F05 - Hybrid/EV Battery Module 6 Performance. ● P0F06 - Hybrid/EV Battery Module 7 Performance. ● P0F07 - Hybrid/EV Battery Module 8 Performance. ● P0F08 - Hybrid/EV Battery Module 9 Performance. ● P0F09 - Hybrid/EV Battery Module 10 Performance. ● P0F0A - Hybrid/EV Battery Module 11 Performance. ● P0F0B - Hybrid/EV Battery Module 12 Performance. ● P0F0C - Hybrid/EV Battery Module 13 Performance. ● P0CA6-00 - Hybrid/EV Battery Charging Current High. NOTE: If the following DTCs are present/active in the BPCM, Battery Pack replacement will be required. Guided Diagnostics will prompt you for the repair action if the diagnostic is present on the vehicle. ● P0ADB-00 - Hybrid/EV Battery Positive Contractor A Control Circuit Low. ● P0AE2-00 - Hybrid/EV Battery Precharge Contactor Circuit Stuck Closed. ● P0AA1-00 - Hybrid/EV Battery Positive Contactor "A" Stuck Closed. ● P0FF8-00 - Hybrid/EV Battery Precharge Contactor Circuit "B" Stuck Closed. Customers may also comment on one or more of the following: ● **Will not be able to start the vehicle. ● A warning message will appear in the Instrument Panel Cluster (IPC) informing the driver to stop safely because the vehicle will be shutting down soon.** ● Wrench icon is illuminated on the IPC. ● Vehicle will not enter Drive Ready Mode. This bulletin also includes the following software enhancement: ● Bootloader update to prevent battery disconnect unit damage. ● Improvements in detecting pre-existing battery disconnect unit damage. ● Charging related enhancements that may lead to DTC P0CA6 falsely setting
08-010-25 REV. E2025-12-23. Service bulletin. ELECTRICAL SYSTEM. Flash: Motor Control Processor A (MCP A) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● **P1E18-00 - Internal Control Module Electronic Park Performance. ● P1625-00 - Park Pawl System Failure. ● P0A78-00 - Drive Motor A Inverter Performance. ● P0A79-00 - Drive Motor B Inverter Performance.** ● P1626-00 - Park Pawl Motor Stuck. Customers may also comment on one or more of the following: ● **Will not be able to start the vehicle. ● Vehicle not shutting off and a draining 12V battery.** ● Wrench lamp on in the Instrument Panel Cluster (IPC). ● Not able to move the shifter out of Park. ● Vehicle has reduced power. This bulletin also includes the following software enhancement: ● Software enhancement to prevent erroneous fault identification resulting in inverter shutdown. This bulletin involves reprogramming the BPCM, MCP A, MCP B and the EVCU with the latest available software and then performing a Wheel End Disconnect Position Learn routine
08-394-25 REV. A2025-12-17. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● B1E21-96 - Backup Battery Component Internal Failure.
08-395-252025-12-17. Service bulletin. ELECTRICAL SYSTEM. Depleted Battery Caused By Auxiliary Coolant Pumps Customers may comment on one or more of the following: ● Vehicle does not start due to a depleted battery. ● Customers may describe that a pump type noise is heard from the vehicle after ignition is set to OFF This bulletin involves replacing the auxiliary coolant pump assembly.Depleted Battery Caused By Auxiliary Coolant Pumps Customers may comment on one or more of the following: ● Vehicle does not start due to a depleted battery. ● Customers may describe that a pump type noise is heard from the vehicle after ignition is set to OFF This bulletin involves replacing the auxiliary coolant pump assembly.
91007342025-12-17. Service bulletin. ELECTRICAL SYSTEM. If the DTC B1E21-96: Backup Battery-Component Internal Failure is active and customer states Popup message will show at the radio: "Battery of Uconnect Box requires service. SOS call and related functions may be unavailable. Please visit an authorized dealer." PLEASE do not Replace the TBM module, only replace TBM Internal Battery (inside Telematics Box Module) and order PN68493347
S25080000372025-12-11. Service bulletin. ELECTRICAL SYSTEM. No Start, Passive Entry Inoperative
S258A0000212025-12-11. Service bulletin. ELECTRICAL SYSTEM. Diagnostic Trouble Code (DTC) B15A1-00 Media Port Connection 1 Connection Found Set.
S25240000142025-11-26. Service bulletin. ELECTRICAL SYSTEM; SEATS; STEERING. Heated Seats And Heated Steering Wheel Inoperative
S2308000034 REV.A2025-11-19. Service bulletin. ELECTRICAL SYSTEM. No Wireless Charging Or Slow Wireless Charging
S25080001022025-11-13. Service bulletin. ELECTRICAL SYSTEM. Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562
S25080000912025-10-29. Service bulletin. ELECTRICAL SYSTEM. Radio (ETM) Is Always Setting Stored DTC B15A1-00 Media Port 1 Connection
08-353-252025-10-29. Service bulletin. ELECTRICAL SYSTEM. Security Gateway Module (SGW) Software Update he following software enhancements are available: ● Diagnostic Trouble Code (DTC) U3033-00 - Control Module Security Certificate Missing/Invalid and U3033-01 - Control Module Security Certificate Missing/Invalid - General Electrical Failure are both active or stored and cannot clear. This DTC will not turn on the Malfunction Indicator Light (MIL). ● If a Firmware Over The Air (FOTA) message appears specifically directing the customer to service OR repeated FOTA events are not being completed, then a manual flash is required for the SGW update. ● SGW module is not responding to diagnostics and is showing offline. This bulletin involves flashing the SGW to the latest software level in the case that the FOTA did not function.
08-153-25 REV. A2025-10-08. Service bulletin. ELECTRICAL SYSTEM. Electric Vehicle Control Unit (EVCU) Replacement Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● C10F8-00 - Left Front Wheel Hub Disconnect Actuator Position Sensor Circuit Range/Performance. ● C10F9-00 - Right Front Wheel Hub Disconnect Actuator Position Sensor Circuit Range/Performance. ● P061B-00 - Internal Control Module Torque Calculation Performance. Customers may also comment on one or more of the following: ● wiTECH is unable to recognize and update the EVCU software. ● Instrument Panel Cluster (IPC), radio range and charge time estimations and messages are not correct. ● Battery range incorrect. ● Improved battery State of Charge (SoC) accuracy in off-nominal conditions. ● Battery heating values incorrect on radio when on Performance Pages display. ● Charging does not start when plugged in. ● Charging is not indicating when battery is at full charge. ● Charging slow or takes too long. ● Bumps and jerks while accelerating or decelerating. ● Wrench icon is illuminated on the Instrument Panel Cluster (IPC). ● Turtle icon is illuminated on the IPC. ● Vehicle enters into limp home mode **This bulletin involves inspecting the EVCU part number label and possibly replacing the EVCU.**
S25230000822025-10-08. Service bulletin. ELECTRICAL SYSTEM. SOS Button Not Working, Unavailable Message, Call Unavailable. Diagnostic Trouble Code (DTC) B1552-2A and or U114F-00 Setting.
S25230000802025-10-08. Service bulletin. ELECTRICAL SYSTEM. Front Side Marker Lamp Diagnostic Trouble Code (DTC) Information.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.