# B1578 on the 2021 Ford Mustang Mach\-E

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.

## Bulletins for this model year that name B1578

- [11022398](https://open.wenmarpro.com/bulletins/11022398), 2025-09-03: This article supersedes TSB 23\-2021 to update the service procedure and labor times from M\-time to AP\-time and add a limit. Some of the vehicles listed in the Model statement above equipped with the rear view camera system only may exhibit the "Reverse Brake Assistance Not Available" message and diagnostic trouble code \(DTC\) B1578:78 stored in the image processing module A \(IPMA\) that cannot be cleared. This may be due to the IPMA software.
- [11008706](https://open.wenmarpro.com/bulletins/11008706), 2024-10-08: An intermittent black screen in the vehicle center display screen with a "Camera Is Unavailable. Please Contact Your Dealership." message in the instrument panel cluster \(IPC\) when the vehicle is in reverse and DTC B1578:89 stored in the image processing module A \(IPMA\) may be present on some of the following Ford and Lincoln vehicles: \* 2024 F\-150/F\-Super Duty built on or before 08\-Apr\-2024 \* 2024 Expedition/Navigator built on or before 07\-Mar\-2024 \* 2024 Corsair built on or before 30\-May\-2024 \* 2021\-2024 Mustang Mach\-E built on or before 20\-May\-2024
- [10216463](https://open.wenmarpro.com/bulletins/10216463), 2022-07-28: Some 2021\-2022 F\-150, Mustang Mach\-E and 2022 Expedition/Navigator vehicles may exhibit various driver assistance system warning messages or inoperative features and/or diagnostic trouble codes \(DTC\) U3000:49, U3000:89, U2107:68, C1001:54 and/or C1001:78. DTC B1578:78 may also set after an image processing module A \(IPMA\) on\-demand self test is performed. This may be due to software in the IPMA. To correct the condition, follow the Service Procedure to reprogram the IPMA to the latest level.
- [10209379](https://open.wenmarpro.com/bulletins/10209379), 2022-03-29: This article supersedes TSB 22\-2069 to update the Service Procedure. Some 2021 F\-150 and Mustang Mach\-E vehicles may exhibit various driver assistance system warning messages or inoperative features and/or diagnostic trouble codes \(DTC\) U3000:49, U3000:89, U2107:68, C1001:54 and/or C1001:78. DTC B1578:78 may also set after an image processing module A \(IPMA\) on\-demand self test is performed. This may be due to software in the IPMA. To correct the condition, follow the Service Procedure to reprogram the IPMA to the latest level.