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Service bulletin L73X-T-08-19

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 id10163983
Published by NHTSA2019-08-19
Manufacturer's numberL73X-T-08-19
Manufacturer's date2019-08-02
NHTSA componentENGINE; EQUIPMENT

NHTSA's summary

As a result of a continuous product monitoring, Automo-bili Lamborghini Spa has detected that in some cases the cold junctions for thermocouples could detect an incorrect catalyst temperature due to the actual mounting position.

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

Vehicles listed
LAMBORGHINI AVENTADOR2012, 2013, 2014, 2015, 2016, 2017
LAMBORGHINI AVENTADOR ROADSTER2013, 2014, 2015, 2016, 2017 (the catalog's model; the bulletin names a series or trim of it)
LAMBORGHINI AVENTADOR S2019 (the catalog's model; the bulletin names a series or trim of it)
LAMBORGHINI AVENTADOR S ROADSTER2019 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
20194852019-10-02. Engine
19V6960002019-10-02. ELECTRICAL SYSTEM:SOFTWARE; ENGINE
18V3910002018-06-12. ENGINE AND ENGINE COOLING:ENGINE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
Technical Doc2021-06-14. Service bulletin. R: technical doc/ tranche 2
L735A01152021-05-03. Service bulletin. Headliner bonding.
L83XT01142021-05-03. Service bulletin. Monocoque a pillar sealing.
L83XA06142021-05-03. Service bulletin. Belt tensioner upgrade.
L83XA05142021-05-03. Service bulletin. Belt tensioner upgrade.
L83XA03142021-05-03. Service bulletin. Cross member bolts.
L83XA02142021-05-03. Service bulletin. Installation of rubber boot onto alternator.
L83XA01142021-05-03. Service bulletin. Installation of rubber boot onto alternator.
BI.03.202020-06-15. Service bulletin. Lamborghini informs that in case of replacement of the engine control unit or/and gearbox control unit, for correct configuration there is a new SVM code to be used.
BI.20.192020-06-15. Service bulletin. Information for the field with regard to the availability of a new version of AMI cable that is to be used in case a replacement is necessary.