WenmarOpen by Wenmar Pro

Service bulletin MAS002867

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10206680
Published by NHTSA2022-01-24
Manufacturer's numberMAS002867
Manufacturer's date2021-12-17
NHTSA componentEQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE

NHTSA's summary

Servive Campaign # 451 - To update the ECM Software

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Equipment and accessories, Engine control module

Vehicles listed
MASERATI GHIBLI2021
MASERATI LEVANTE2021
MASERATI QUATTROPORTE2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
MAS0030452023-06-26. Service bulletin. Technical Information - Diagnostic guidance to trouble shooting DTC C12900 & 400700 if fault codes are stored in the ECM for iignition control unit.
MAS0031692022-08-22. Service bulletin. Service Campaign 516 - concerning the ECM Software update to improve the performance of the engine calibration.
MAS0029692022-05-31. Service bulletin. Diagnostic Sheet - To Provide Diagnostic Guidance for DTC's Related To The Blow-By Pressure Sensor.
MAS0025282021-03-15. Service bulletin. Service Campaign # 409 - HVAC software update to AC system that could stop caooling after 10 minutes at idle in area with high ambient temepratures and high humidity.
TT-662020-12-14. Service bulletin. Follow these steps to successfully complete the vin writing and then the software programming activities.