WenmarOpen by Wenmar Pro

Service bulletins for the 2021 Fiat 500X

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.

50 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
S1408000384 REV.I2026-02-19. Service bulletin. ELECTRICAL SYSTEM. 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
S14080003842024-03-18. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 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
10001232024-01-16. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM. Air Bag Warning Lamp Illumination 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) has been set: ? B0050-1D - Driver Front Buckle Switch - Out of Range (Active or Stored). ? B0050-13 - Driver Front Buckle Switch - Circuit open (Active or Stored). This bulletin involves replacing the inline seat connector.
91002262024-01-08. Service bulletin. ELECTRICAL SYSTEM. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
91002262023-10-30. Service bulletin. ELECTRICAL SYSTEM:WIRING. Connector kit Before ordering this connector repair kit 68018957A$, 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.
10001232023-10-02. Service bulletin. ELECTRICAL SYSTEM; AIR BAGS. Air Bag Warning lamp Illumination 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) has been set: ? /B0050-1D - Driver Front Buckle Switch - Out of Range (Active or Stored). ? B0050-13 - Driver Front Buckle Switch - Circuit open (Active or Stored). This bulletin involves replacing the inline seat connector.
S14080003842023-04-17. Service bulletin. ELECTRICAL SYSTEM. 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
91000082023-01-17. Service bulletin. ELECTRICAL SYSTEM. Telematic box module 2
S21080001632023-01-17. Service bulletin. ELECTRICAL SYSTEM. No Start, Cannot Complete Module Replace, Proxi Or Module Proxi Configuration
08085212023-01-17. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. Flash: Body Control Module (BCM) Updates This bulletin involves reprogramming the BCM with the latest available software. Customers may notice the following:Message on the Instrument Panel Cluster (IPC) - Headlamp (low beam) is out but the headlamps are all functioning properly.
08085212022-10-17. Service bulletin. ELECTRICAL SYSTEM. Flash: Body Control Module (BCM) Updates This bulletin involves reprogramming the BCM with the latest available software. Customers may notice the following:Message on the Instrument Panel Cluster (IPC) - Headlamp (low beam) is out but the headlamps are all functioning properly.
S21080001632022-09-26. Service bulletin. ELECTRICAL SYSTEM. No Start, Cannot Complete Module Replace, Proxi Or Module Proxi Configuration
S16080002262022-09-26. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Battery Tester Warranty Code Procedures, Midtronics Charger Update Process
S160800022612022-09-26. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Battery Tester Warranty Code Procedures, Medtronic Update Process
18013212022-09-26. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. 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 the following Diagnostic Trouble Codes (DTCs) have been set:P2110 - Electronic Throttle Control System Bank 1 - Forced Limited RPM. P2173 - High Airflow/Vacuum Leak Detected (Slow Accumulation).
21-033-212021-12-13. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience the following shift quality issue:1?2 upshift lag/delay when accelerating from a stop.
08-085-212021-06-28. Service bulletin. ELECTRICAL SYSTEM. Flash: Body Control Module (BCM) Updates This bulletin involves reprogramming the BCM with the latest available software. Customers may notice the following:Message on the Instrument Panel Cluster (IPC) - Headlamp (low beam) is out but the headlamps are all functioning properly.

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