RAM

1802522REVB

Manufacturer communications

Publication date: 2022-08-03
Received by NHTSA: 2022-10-31
NHTSA record numbers: 10225249 · 10225386 · 10229534

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

Manufacturer summary

Original wording in English

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0325 - Knock Sensor 1 Circuit. P0601 - Internal Memory Checksum Invalid. B1040-64 - Operational Mode Status Info 1 - Signal Plausibility Failure. Customers may experience one or more of the following:Adaptive cruise is inoperative. Remote start is inoperative.

NHTSA manufacturer communications ↗

Reported code forms

B1040 P0325 P0601

Manufacturer wording

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

RamB1040-64

Operational Mode Status Info 1 - Signal Plausibility Failure

NHTSA 10223799 · NHTSA 10225249 · NHTSA 10226024

RamP0325

Knock Sensor 1 Circuit

NHTSA 10225249 · NHTSA 10226024

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	PROMASTER	2022

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