WenmarOpen by Wenmar Pro

Service bulletin MAS001523

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 id10138248
Published by NHTSA2018-05-21
Manufacturer's numberMAS001523
Manufacturer's date2018-04-24
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ELECTRICAL SYSTEM

NHTSA's summary

TSB for ECM software update service campaign.

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 GHIBLI2018
MASERATI LEVANTE2018
MASERATI QUATTROPORTE2018

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.
TT-662020-12-14. Service bulletin. Follow these steps to successfully complete the vin writing and then the software programming activities.
MAS-00-08-772020-12-14. Service bulletin. Technical Information for MDEVO and KOL.
MAS-00-08-77-12020-12-14. Service bulletin. Technical Information for MDEVO and KOL.