U1412 on the 2024 Dodge HORNET
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| 08-344-26 | 2026-09-30. Service bulletin. Flash: Body Control Module (BCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation SYMPTOM: the technician must find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ● B25C9 - Driver Door Ajar Switch 2 Stuck Closed. ● U1412-09 - ASU (Alarm Siren Unit) - Component Failures. ● U1413-09 - UAM (Ultrasonic And Antitilt Module) - Component Failures. Customers may comment on **one or more of** the following: ● The battery is depleted, vehicle will not start. NOTE: The depleted battery is due to a high Ignition Off Draw (IOD) current. ● When the headlamps are placed in "Headlamps Off Delay" mode and the driver door is opened (engine off), the Headlamps On alert chime activates until the headlamps turn themselves off (no chime should be heard while in this mode) This bulletin involves reprogramming the BCM with the latest available software. |
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| 0823523 | 2023-12-18. Service bulletin. Flash: Body Control Module (BCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? B25C9 - Driver Door Ajar Switch 2 Stuck Closed. ? U1412-09 - ASU (Alarm Siren Unit) - Component Failures. ? U1413-09 - UAM (Ultrasonic And Antitilt Module) - Component Failures. Customers may comment on the following: ? When the headlamps are placed in "Headlamps Off Delay" mode and the driver door is opened (engine off), the Headlamps On alert chime activates until the headlamps turn themselves off (no chime should be heard while in this mode). This bulletin involves reprogramming the BCM with the latest available software. |
2 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.