RAM

0812322

Manufacturer communications

Publication date: 2022-06-11
Received by NHTSA: 2022-09-26
NHTSA record numbers: 10221485

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 technicianmay 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).

NHTSA manufacturer communications ↗

Reported code forms

B22A9

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

RamB22A9

ECU Internal Performance

NHTSA 10221485 · NHTSA 10221505 · NHTSA 10223811

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Make	Model	Model year
Ram	1500	2022

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