Service bulletin 0805623

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10248035
Published by NHTSA	2024-01-02
Manufacturer's number	0805623
Manufacturer's date	2023-02-24
NHTSA component	ELECTRICAL SYSTEM; AIR BAGS; EXTERIOR LIGHTING

NHTSA's summary

Flash: Radio Frequency Hub Module (RFHM) 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 Code (DTCs) have been set: ? **B1A7D-2F- Start Button-Signal Erratic** ? B1053-64 RFHM (KIN Communication) - Signal Plausibility Failure Customers may also experience: ? **Vehicle can not be switched off using the keyless button.** ? ?Service Passive Entry? light on cluster. ? Vehicle will not shut off with DTC B1053-64. ? Vehicle may not start with DTC B1053-64. This bulletin involves updating the RFHM module with the latest available software.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Air bags, Electrical system, Lighting

Trouble codes named

B1053, B1A7D

Vehicles listed
JEEP RENEGADE	2019, 2020, 2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
2024747	2024-12-10. Lights And Instruments
24V918000	2024-12-10. STRUCTURE:BODY:BUMPERS; EXTERIOR LIGHTING:BACK UP LIGHTS
24V510000	2024-07-03. SEAT BELTS:FRONT; AIR BAGS:FRONTAL
19V438000	2019-06-11. AIR BAGS; AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE
2019178	2019-04-11. Airbag
19V287000	2019-04-10. AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE; ELECTRICAL SYSTEM:SOFTWARE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
08-204-26	2026-05-20. Service bulletin. Not applicable to vehicles built for US market. Vehicle Does Not Operate In Electric Mode And/Or Reverse Gear Is Unavailable Customers may experience one or more of the following: ● The vehicle does not operate in electric mode. ● Reverse gear is not available.
08-204-26	2026-05-13. Service bulletin. Not applicable to vehicles built for US market. Vehicle Does Not Operate In Electric Mode And/Or Reverse Gear Is Unavailable Customers may experience one or more of the following: ● The vehicle does not operate in electric mode. ● Reverse gear is not available.
S1408000384 REV.J	2026-03-13. Service bulletin. 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
S1408000384 REV.I	2026-02-19. Service bulletin. 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
08-394-25 REV. A	2025-12-17. Service bulletin. 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.
9100734	2025-12-17. Service bulletin. 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
08-394-25	2025-12-11. Service bulletin. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present echnicians 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
9100668	2025-09-24. Service bulletin. Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders: Warranty, Mopar, Customer pay and Service contract. Order a "68" part number for New unsold units only.
S2508000067	2025-08-21. Service bulletin. Key Fobs Only Work When Depressing the Key Fob Into the Keyless Ignition Node (KIN)
08-239-25	2025-08-13. Service bulletin. NOTE: Not applicable to vehicles built for US Market. Rear View Camera Inoperable Customers may experience the following: ● Rearview camera is inoperable, or shows a blue screen. This bulletin involves replacing the rearview camera main harness.