2021 Jeep Wrangler Technical Service Bulletins

1,039 technical service bulletins (TSBs) are on record for the 2021 Jeep Wrangler. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10223889Oct 21, 2020Wheels. SENSOR, Wheel Speed Please call FCA Redacted Content prior to replacing a rear wheel speed sensor for one of the following fault codes: C003A-1D and or 2F (right rear wss circuit current out of range or signal erratic) C0037-1D and or 2F (left rear wss circuit current out of range or signal erratic) If no response in 15 minutes, proceed with repair.
• 10183000Oct 21, 2020Brakes, Wheels. SENSOR, Wheel Speed Please call FCA Redacted Content prior to replacing a rear wheel speed sensor for one of the following fault codes: C003A-1D and or 2F (right rear wss circuit current out of range or signal erratic) C0037-1D and or 2F (left rear wss circuit current out of range or signal erratic) If no response in 15 minutes, proceed with repair.
• 10223922Oct 16, 2020Electrical system. CEL (Check Engine Lamp) On, Intermittent Hard Starting, Rough Idle
• 10183033Oct 16, 2020Engine, Electrical system. CEL (Check Engine Lamp) On, Intermittent Hard Starting, Rough Idle
• 10223917Oct 10, 2020Brakes. ABS, ESC Lamp On, Red Brake Lamp Flashing
• 10183028Oct 10, 2020Exterior lighting, Brakes. ABS, ESC Lamp On, Red Brake Lamp Flashing
• 10181582Sep 30, 2020Visibility (wipers, defrost, mirrors). (Revision A) Water Leak From Front Or Rear Of Sky Slider Open Top
• 10181583Sep 29, 2020Engine cooling. (Revision A) Engine Restarting On Stop/Start Event Without Releasing The Brake Pedal, EVIC Displays Shift To P Then Desired Gear, D on PRNDL Flashing
• 10181578Sep 25, 2020Tires. (Revision A) Oversized Tire Calibration For Customized Jeep Wrangler, Gladiator, 2019 Ram Heavy Duty DJ, MVP Update Required, MVP Hotline
• 10181545Sep 5, 2020Equipment. (Revision B) Radio Resets While Driving Under 1000 RPM
• 10221787Aug 19, 2020Equipment. 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…
• 10180177Aug 19, 2020Equipment. 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…
• 10221827Aug 17, 2020Exterior lighting, Transmission and drivetrain, Electrical system. Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Codes (DTCs) P00AF ? Turbocharger Boost Control Module ?A? Performance and/or P226C ? Turbocharger Boost Control Module ?A? Slow Response.
• 10180217Aug 17, 2020Electrical system, Engine cooling. Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Codes (DTCs) P00AF ? Turbocharger Boost Control Module ?A? Performance and/or P226C ? Turbocharger Boost Control Module ?A? Slow Response.
• 10221819Aug 12, 2020Brakes, Engine cooling, Fuel system, Exterior lighting. (Revision A) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set.
• 10180209Aug 12, 2020Exterior lighting, Engine cooling, Fuel system. (Revision A) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set.
• 10229300Jul 17, 2020Vehicle speed control, Visibility (wipers, defrost, mirrors), Lane departure. Power Mirrors And Door Locks Do Not Function. Blind Spot Alert Temporarily Unavailable Is Displayed On The EVIC
• 10221730Jul 17, 2020Visibility (wipers, defrost, mirrors), Back-over prevention (rear camera). Power Mirrors And Door Locks Do Not Function. Blind Spot Alert Temporarily Unavailable Is Displayed On The EVIC
• 10178657Jul 17, 2020Lane departure, Visibility (wipers, defrost, mirrors). Power Mirrors And Door Locks Do Not Function. Blind Spot Alert Temporarily Unavailable Is Displayed On The EVIC
• 10229295Jul 15, 2020Electrical system. No Start, High Current Fuse Array (HCFA) Location And Testing
• 10221725Jul 15, 2020Electrical system. No Start, High Current Fuse Array (HCFA) Location And Testing
• 10178652Jul 15, 2020Electrical system, Equipment. No Start, High Current Fuse Array (HCFA) Location And Testing
• 10229283Jul 2, 2020Exterior lighting, Back-over prevention (rear camera). Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
• 10221713Jul 2, 2020Electrical system. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
• 10178640Jul 2, 2020Electrical system, Transmission and drivetrain. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
• 10223556Jun 25, 2020Electrical system. No Start, Start Stop Inoperative, Cluster Messages to Service Shifter or Service Start Stop System
• 10177501Jun 25, 2020Transmission and drivetrain. No Start, Start Stop Inoperative, Cluster Messages to Service Shifter or Service Start Stop System
• 10223540Jun 10, 2020Equipment. Cluster Service 4WD Light On
• 10177485Jun 10, 2020Electrical system. Cluster Service 4WD Light On
• 10223530Jun 6, 2020Tires. Oversized Tire Calibration For Customized Jeep Wrangler, Gladiator, 2019 Ram Heavy Duty DJ, MVP Update Required, MVP Hotline
• 10177475Jun 6, 2020Tires, Electrical system. Oversized Tire Calibration For Customized Jeep Wrangler, Gladiator, 2019 Ram Heavy Duty DJ, MVP Update Required, MVP Hotline
• 10223525Jun 1, 2020Electrical system. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes P0407 ? EGR Sensor B Circuit Low, or P0408 ? EGR Sensor B Circuit High Set
• 10176543May 28, 2020Tires. Oversized Tire Calibration For Customized Jeep Wrangler And Galdiator, 2019 Ram Heavy Duty DJ, MVP Update Required, MVP Hotline
• 10176542May 28, 2020Transmission and drivetrain, Equipment, Tires. Required Updates When Changing Tire Sizes, Installing Mopar Lift Kits With Larger Tires, Manual Transmission Vehicles Setting DTC P08A6
• 10175510Mar 4, 2020Equipment. DIPAP Requirements - Addition of Jeep Wrangler (JL/JK) and Jeep Gladiator (JT) Hard Top and Targa Top Panel Replacements - All Dealers (Rev. A)
• 10173319Feb 19, 2020Body and structure. Wind Noise And Or Gap At Front Door Mirror Flag
• 10173333Feb 12, 2020Equipment. DIPAP Requirements - Addition of Jeep Wrangler (JL/JK) and Jeep Gladiator (JT) Hard Top and Targa Top Panel Replacements - All Dealers
• 10222939Jan 1, 2020Electrical system. EV Mode Unavailable, Cluster Message Displayed Vehicle In Fuel And Oil Refresh Mode
• 10179891Jul 18, 2019Electrical system. 2018+ jl battery disconnect for both batteries

← All problems reported for the 2021 Jeep Wrangler