RAM

18-098-22

Manufacturer communications

Publication date: 2022-05-19
Received by NHTSA: 2022-06-27
NHTSA record numbers: 10214619

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 the technician may find the following Diagnostic Trouble Code (DTC) have been set: P0556 - Brake Booster Pressure Sensor Circuit Performance. Customer may describe the following: Fuel odor during frequent stop and re-start driving, during high ambient temps.

NHTSA manufacturer communications ↗

Reported code forms

P0556

Manufacturer wording

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

RamP0556

Brake Booster Pressure Sensor Circuit Performance

NHTSA 10214616 · NHTSA 10214619 · NHTSA 10214637

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	2020

Data coverage →