Problems owners report
Complaints filed with NHTSA about the 2021 Jeep Wrangler 4XE, by the system named in each complaint. One complaint can name several.
- Electrical system5
- Engine2
- Forward collision avoidance1
- Lane departure1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Recalls
Chrysler (FCA US, LLC) is recalling certain 2021-2025 Jeep Wrangler, Wrangler 4XE, and Jeep Gladiator vehicles. The electric hydraulic power steering pump wiring may overheat and cause a vehicle fire, even when the vehicle is parked with the ignition in the "Off" position.
Chrysler (FCA US, LLC) is recalling certain 2020-2024 Jeep Wrangler 4XE and 2022-2024 Jeep Grand Cherokee 4XE vehicles. The high voltage battery may fail internally and lead to a vehicle fire while parked or driving.
Chrysler (FCA US, LLC) is recalling certain 2021 Jeep Wrangler Plug-In Hybrid Electric (PHEV) vehicles. After reaching 13,342 miles, the odometer will no longer display vehicle mileage. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 101, "Control and Displays."
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Jeep told its dealers about the 2021 Jeep Wrangler 4XE: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011925 | "Flash: Battery Pack Control Module (BPCM) Enhancements 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: **P0DAB - Hybrid/EV Cell Balancing Performance.** P0AA4 - Hybrid/EV Battery Negative Contactor 'A' Circuit Stuck Closed. P0AA1 - Hybrid Battery Positive Contactor Circuit Stuck Closed. P0CA6 - Hybrid/EV Battery Charging Current High. P0B24 - Unstable Hybrid Battery A Voltage. P1C5E - Battery State or Health Failed. P0BBE - No Start - |
| 11001291 | "Flash: Transmission Control Module (TCM) Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC):** P0810 - Clutch Position Control Error. Customers may also experience one or more of the following: K0 Adaptation routine runs when vehicle stationary and in EV Mode. Vehicle loses propulsion capability. Service transmission warning light on. NOTE: A key cycle will recover these symptoms. **The following software enhancement is available: Modified the P0810 - Clutch Position Control Erro |
| 10251783 | Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On |
| 10248509 | Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved. |
| 10244356 | LIFTER, Hydraulic Roller Deactivating Please do not replace MDS lifters because the disconnecting pin is not lined up, this is normal and not a defect. |
| 10244348 | Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved. |
| 10243271 | A/C Diagnostic LOP Change |
| 10243209 | FCA Caribbean Warranty Bulletin ID-23-20 "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC |
| 10243208 | Warranty Bulletin D-16-03 - "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC (Rev. B) |
| 10242717 | Lubrication and Maintenance Fluids If MOPAR fluids and chemicals are not readily available, please review Service Library for specifications so a suitable alternative can be used |
| 10241146 | A/C Diagnostic LOP Change (Except Alfa Romeo Vehicles) |
| 10239957 | Water Quality When Mixed With Engine Coolant |
| 10236969 | Mirror |
| 10236933 | wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK |
| 10234420 | Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On |
| 10230407 | Base Headlamp Bright, Base Headlamp Black |
| 10230405 | Telematic box module 2 |
| 10230236 | Media Hub And Or Wireless Charging Pad Is Inoperative |
| 10230183 | No Start, Cannot Complete Module Replace, Proxi Or Module Proxi Configuration |
| 10230180 | Issue involves overheating, running hot, coolant leaks and related symptoms after a Mopar replacement engine has been installed in the vehicle. |
| 10229572 | Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components. |
| 10227983 | If a Mopar oil filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils. |
| 10225424 | Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components. |
| 10225287 | Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components. |
| 10221787 | USB PORT, Media Hub For Android Auto and Apple Carplay issues, do not replace this part. Android Auto and Apple Carplay applications may not operate with the vehicle if an aftermarket cable is being used. Verify the functionality of these applications using an OEM Apple Lightning cable or an OEM provided USB cable for Android phones before performing any additional troubleshooting. For questions regarding Android Auto or Apply Carplay functionality, please contact FCA Redacted Content. If no response in 15 minutes, proceed with repair. |
NHTSA manufacturer communications (public domain)
NHTSA investigations
Loss of Motive Power
NHTSA Office of Defects Investigation