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Service bulletin MAS002969

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 id10212645
Published by NHTSA2022-05-31
Manufacturer's numberMAS002969
Manufacturer's date2022-02-17
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ELECTRICAL SYSTEM

NHTSA's summary

Diagnostic Sheet - To Provide Diagnostic Guidance for DTC's Related To The Blow-By Pressure Sensor.

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

Electrical system, Engine, Engine control module

Vehicles listed
MASERATI GHIBLI2021, 2022
MASERATI LEVANTE2021, 2022
MASERATI QUATTROPORTE2021, 2022

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.
MAS0033822023-02-21. Service bulletin. Rapid Update 570 - concerning the ECM software update to check the integrity of the trunk latech cover/
MAS0031692022-08-22. Service bulletin. Service Campaign 516 - concerning the ECM Software update to improve the performance of the engine calibration.
MAS0030682022-05-23. Service bulletin. Service campaign 491 - To update ECM software to improve the engine calibration.
MAS0028672022-01-24. Service bulletin. Servive Campaign # 451 - To update the ECM Software
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.