Jeep Wrangler Service Bulletins (2021)

1,062 manufacturer communications on file.

May 25, 2022•Document ID: 10214530
Service Bulletin/Repair Instructions
EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:HAND HEATER:WIRING HARNESS
Mfr Comm. #:
9004472
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
complete wiring harness Before replacing this harness, please check for an available connector repair kit at the following: http://connectors.dcctools.com/home.htm;jsessionid=C6A3F1B696B030953878BF34FE86A8FE If a connector repair kit is not available on the website contact FCA Redacted Content to see if an alternative repair kit is available for your application prior to ordering the harness. If no response in 15 minutes, proceed with repair. Please email pictures of harness defects to FCA Redacted Content
Associated Products (8)
2022 Jeep Gladiator 2022 Jeep Wrangler 2021 Jeep Gladiator 2021 Jeep Wrangler 2020 Jeep Gladiator 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10214530-0001.pdf↗
May 21, 2022•Document ID: 10214578
Service Bulletin/Repair Instructions
EQUIPMENT; ELECTRICAL SYSTEM
Mfr Comm. #:
S228A000004
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
Panasonic VP4R Wi-Fi New Enrollment Pause
Associated Products (66)
2022 Chrysler 300 2022 Jeep Cherokee 2022 Jeep Gladiator 2022 Jeep Grand Cherokee 2022 Jeep Renegade 2022 Jeep Wrangler 2022 Ram 1500 2021 Chrysler 300 2021 Dodge Challenger 2021 Dodge Charger 2021 Jeep Cherokee 2021 Jeep Compass 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Renegade 2021 Jeep Wrangler 2021 Ram 1500 2021 Ram 2500 2021 Ram 3500 2021 Ram 4500+ 46 more
Associated Documents
- Download MC-10214578-0001.pdf↗
May 13, 2022•Document ID: 10214609
Service Bulletin/Repair Instructions
POWER TRAIN; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY
Mfr Comm. #:
18-051-22
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Code (DTC). U0402-00 - Implausible Data Received From TCM. U145D - Implausible Data Received From TCM On D-PT. Other software enhancement included with this update:On Board Fuel Consumption Monitoring Updates (China Only). Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this PCM update:Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Invertor Module (PIM). Transmission Control Module (TCM). Battery Pack Control Module (BPCM). Integrated Dual Charging Module (IDCM).
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10214609-0001.pdf↗
May 13, 2022•Document ID: 10214608
Service Bulletin/Repair Instructions
POWER TRAIN; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY
Mfr Comm. #:
08-054-22
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
Flash: Battery Pack Control Module (BPCM) Diagnostic and System Updates This bulletin involves updating the BPCM with the latest available software. Customers may experience a false Malfunction Indicator Lamp (MIL) illumination related to PHEV battery: P1C00-00 - Hybrid/EV Battery Voltage Sense 1 Out Of Range Low. P1C01-00 - Hybrid/EV Battery Voltage Sense 1 Out Of Range High. P1A9B-00 - Hybrid/EV Battery Temperature Sensor 1 Out Of Range High. P0BBD-00 - Hybrid Battery Pack Voltage Variation Exceeded Limit. P167B-00 - Controlled System Shutdown. U1885-00 - Battery Energy Control Module Lost Communication With HCP. P0EDD-00 - Hybrid/EV Battery Pack B Deterioration. U0111 - Lost Communication With Hybrid Battery Pack Sensor Module. P0CA7-00 - Hybrid/EV Battery Discharging Current High. P1A0C-00 - Battery Energy Control Module System Voltage Low. This software enhancement will improve PHEV battery performance and diagnostics. Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this BPCM update:Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Invertor Module (PIM). Transmission Control Module (TCM). Powertrain Control Module (PCM). Integrated Dual Charging Module (IDCM).
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10214608-0001.pdf↗
May 13, 2022•Document ID: 10214607
Service Bulletin/Repair Instructions
EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN; ELECTRICAL SYSTEM
Mfr Comm. #:
08-056-22
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) Updates This bulletin involves reprogramming the HCP and AHCP or also known as Power Inverter Module (PIM) with the latest available software. 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). P061B-00 - Internal Control Module Torque Calculation Performance. P061B-00 DTC may set after driving on snow/ice in 2WD and Traction Control System (TCS) turned off. P06A3-00 - Sensor Reference Voltage "D" Circuit/Open. P0697-00 - Sensor Reference Voltage 3 Circuit. Other software enhancement included with this update:On Board Fuel Consumption Monitoring Updates (China Only). Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this HCP and AHCP update:Powertrain Control Module (PCM). Transmission Control Module (TCM). Battery Pack Control Module (BPCM). Integrated Dual Charging Module (IDCM).
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10214607-0001.pdf↗
May 13, 2022•Document ID: 10214606
Service Bulletin/Repair Instructions
EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM
Mfr Comm. #:
08-055-22
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
Flash: Integrated Dual Charging Module (IDCM) Enhancements This bulletin involves reprogramming the IDCM with the latest software available or replacing the IDCM if required. Module, Integrated Dual Charging (IDCM)
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10214606-0001.pdf↗
May 13, 2022•Document ID: 10214604
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY
Mfr Comm. #:
21-015-22
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. 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). U0293-00 - Lost Communication With Hybrid Control Module. P0732-00 - Gear 2 Shift Incorrect Ratio. P061B-00 - Internal Control Module Torque Calculation Performance. Other software enhancement::2?1 downshift improvement. Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this PCM update:Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Invertor Module (PIM). Powertrain Control Module (PCM). Battery Pack Control Module (BPCM). Integrated Dual Charging Module (IDCM).
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10214604-0001.pdf↗
May 10, 2022•Document ID: 10214562
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT
Mfr Comm. #:
S2208000108 Rev.
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
PHEV Vehicle Does Not Charge With The Jeep Branded 32 Amp Charger Or Other Level 2 Battery Chargers
Associated Products (2)
2022 Jeep Wrangler 2021 Jeep Wrangler
Associated Documents
- Download MC-10214562-0001.pdf↗
May 6, 2022•Document ID: 10214560
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Mfr Comm. #:
S1925000008
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P208B ? Reductant Pump 1 Control Performance, and/or P20E8 ? Reductant Pressure Too Low, Set.
Associated Products (14)
2022 Jeep Gladiator 2022 Jeep Wrangler 2022 Ram 1500 2021 Jeep Gladiator 2021 Jeep Wrangler 2021 Ram 1500 2020 Jeep Wrangler 2020 Ram 1500 2019 Jeep Grand Cherokee 2019 Ram 1500 2018 Jeep Grand Cherokee 2018 Ram 1500 2017 Jeep Grand Cherokee 2017 Ram 1500
Associated Documents
- Download MC-10214560-0001.pdf↗
May 4, 2022•Document ID: 10214521
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
9004533
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
PUMP, Auxiliary Coolant Customer experiences Check Engine Light with DTC/ P026 E, P023 A, or P023 B all related to Coolant Pump performance. Dealers are replacing Auxiliary Coolant Pump Part #68290300AA. Then draining and refilling coolant. If vehicle has DTC/ P026 E, P023 A, or P023 B present, drain and refill coolant before changing the pump making sure all air is out of the system, then clear codes. If any of these codes return, change Aux Coolant Pump Any questions or concerns, please contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
Associated Products (2)
2022 Jeep Wrangler 2021 Jeep Wrangler
Associated Documents
- Download MC-10214521-0001.pdf↗
May 4, 2022•Document ID: 10214518
Service Bulletin/Repair Instructions
ENGINE; ENGINE AND ENGINE COOLING
Mfr Comm. #:
9004527
Date Added:
June 27, 2022
Manufacturer:
JEEP
Summary
Valve Cover Gasket If you are experiencing a right valve cover leak and plan on replacing only the gasket, the customer may later return for an oil leak. Engineering has updated the skirt height of the valve cover to address oil leaks. Replace the valve cover (part # 04893800AI includes valve cover gasket) to ensure proper repair. Please call FCA Redacted Content if further questions or help is needed with parts retention returns on valve cover assemblies
Associated Products (14)
2022 Chrysler Pacifica 2022 Chrysler Voyager 2022 Dodge Durango 2022 Jeep Gladiator 2022 Jeep Grand Cherokee 2022 Jeep Grand Wagoneer 2022 Jeep Wrangler 2021 Chrysler Pacifica 2021 Chrysler Voyager 2021 Dodge Durango 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Wrangler 2021 Ram 1500
Associated Documents
- Download MC-10214518-0001.pdf↗
April 28, 2022•Document ID: 10228059
Service Bulletin/Repair Instructions
FUEL SYSTEM, GASOLINE
Mfr Comm. #:
0700122REVB
Date Added:
December 19, 2022
Manufacturer:
JEEP
Summary
Water Pump Inlet Tube Fastener Torque
Associated Products (5)
2022 Jeep Wrangler 2021 Jeep Wrangler 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10228059-0001.pdf↗
April 28, 2022•Document ID: 10228044
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE
Mfr Comm. #:
0700122
Date Added:
December 19, 2022
Manufacturer:
JEEP
Summary
Water Pump Inlet Tube Fastener Torque This bulletin involves checking the torque on the water pump inlet tube fasteners to possibly eliminate coolant leak at this location. The customer may describe either a coolant leak or the coolant level is low.
Associated Products (4)
2021 Jeep Wrangler 2020 Jeep Wrangler 2019 Jeep Wrangler 2018 Jeep Wrangler
Associated Documents
- Download MC-10228044-0001.pdf↗
April 28, 2022•Document ID: 10228011
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:FLUID/COOLANT; UNKNOWN OR OTHER
Mfr Comm. #:
S2207000001
Date Added:
December 19, 2022
Manufacturer:
JEEP
Summary
Coolant Color Looks Lighter Than Service Procedure Coolant
Associated Products (4)
2022 Jeep Gladiator 2022 Jeep Wrangler 2021 Jeep Gladiator 2021 Jeep Wrangler
Associated Documents
- Download MC-10228011-0001.pdf↗
April 21, 2022•Document ID: 10228002
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
S2208000099
Date Added:
December 19, 2022
Manufacturer:
JEEP
Summary
Standard High Voltage Module Flash Update Procedure
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10228002-0001.pdf↗
April 2, 2022•Document ID: 10227983
Service Bulletin/Repair Instructions
EQUIPMENT; ENGINE AND ENGINE COOLING
Mfr Comm. #:
S2209000004
Date Added:
December 19, 2022
Manufacturer:
DODGE
Summary
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.
Associated Products (317)
2022 Alfa Romeo Stelvio 2022 Chrysler 300 2022 Chrysler Pacifica 2022 Chrysler Voyager 2022 Dodge Challenger 2022 Dodge Charger 2022 Dodge Durango 2022 Dodge Journey 2022 Jeep Cherokee 2022 Jeep Compass 2022 Jeep Gladiator 2022 Jeep Grand Cherokee 2022 Jeep Grand Wagoneer 2022 Jeep Renegade 2022 Jeep Wagoneer 2022 Jeep Wrangler 2022 Ram 1500 2022 Ram 2500 2022 Ram 3500 2022 Ram 4500+ 297 more
Associated Documents
- Download MC-10227983-0001.pdf↗
March 31, 2022•Document ID: 10229174
Service Bulletin/Repair Instructions
EXTERIOR LIGHTING; ELECTRICAL SYSTEM
Mfr Comm. #:
0803222
Date Added:
January 9, 2023
Manufacturer:
JEEP
Summary
Flash: Anti-Lock Brake System (ABS) Module Updates This bulletin involves reprogramming the ABS module with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one of the following Diagnostic Trouble Code (DTC) has been set: C055F-00 - ABS Hydraulic Unit Performance.The software update will correct C055F-00 if it is a stored fault. If the fault is active, follow normal DTC diagnostics in Service Library.
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10229174-0001.pdf↗
March 31, 2022•Document ID: 10223212
Service Bulletin/Repair Instructions
EXTERIOR LIGHTING; ELECTRICAL SYSTEM
Mfr Comm. #:
0803222REVA
Date Added:
October 17, 2022
Manufacturer:
JEEP
Summary
Flash: Anti-Lock Brake System (ABS) Module Updates This bulletin involves reprogramming the ABS module with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one of the following Diagnostic Trouble Code (DTC) has been set: C055F-00 - ABS Hydraulic Unit Performance.The software update will correct C055F-00 if it is a stored fault. If the fault is active, follow normal DTC diagnostics in Service Library.
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10223212-0001.pdf↗
March 31, 2022•Document ID: 10220830
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; EXTERIOR LIGHTING
Mfr Comm. #:
0803222REVA
Date Added:
September 26, 2022
Manufacturer:
JEEP
Summary
Flash: Anti-Lock Brake System (ABS) Module Updates This bulletin involves reprogramming the ABS module with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one of the following Diagnostic Trouble Code (DTC) has been set: C055F-00 - ABS Hydraulic Unit Performance.The software update will correct C055F-00 if it is a stored fault. If the fault is active, follow normal DTC diagnostics in Service Library.
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10220830-0001.pdf↗
March 31, 2022•Document ID: 10212434
Service Bulletin/Repair Instructions
EXTERIOR LIGHTING; ELECTRICAL SYSTEM
Mfr Comm. #:
0803222 REVA
Date Added:
May 31, 2022
Manufacturer:
JEEP
Summary
Flash: Anti-Lock Brake System (ABS) Module Updates This bulletin involves reprogramming the ABS module with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one of the following Diagnostic Trouble Code (DTC) has been set: C055F-00 - ABS Hydraulic Unit Performance.The software update will correct C055F-00 if it is a stored fault. If the fault is active, follow normal DTC diagnostics in Service Library.
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10212434-0001.pdf↗

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