RAM

2302922

Manufacturer communications

Publication date: 2022-07-20
Received by NHTSA: 2022-10-17
NHTSA record numbers: 10223809 · 10230345

Multiple filings of the same bulletin are grouped here; original record numbers remain available.

Manufacturer summary

Original wording in English

Active Air Dam Not Functioning - X96 Warranty Extension This bulletin involves replacing the active front air dam. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find thatthe following Diagnostic Trouble Code (DTC) has been set: U0645 - Lost Communication With Active Air Dam Module. The customer may also comment on the following: The Active Air Dam is inoperable.

NHTSA manufacturer communications ↗

Reported code forms

U0645

Manufacturer wording

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

RamU0645

Lost Communication With Active Air Dam Module

NHTSA 10223809 · NHTSA 10226042

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	2019

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