RAM
0812322REVB
Manufacturer communications
- Publication date
- 2022-07-27
- Received by NHTSA
- 2022-10-17
- NHTSA record numbers
- 10223811 · 10230347
Multiple filings of the same bulletin are grouped here; original record numbers remain available.
Manufacturer summary
Original wording in English
Flash: Display Screen Module (DSM) Updates This bulletin involves reprogramming the DSM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set: B22A9 - ECU Internal Performance. Customers may also comment on the following:Black radio screen with audio at start up (backup camera functions normally).
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Ram
B22A9ECU Internal PerformanceCheck vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.