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Service bulletin ITB-12-058

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 id10045979
Published by NHTSA2012-09-25
Manufacturer's numberITB-12-058
Manufacturer's date2012-09-13
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

INFINITI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON SOME VEHICLES, LITHIUM-ION BATTERY CONTROLLER (LBC) INDICATES HIGH VOLTAGE HYBRID BATTERY DETERIORATION, WHEN NONE IS PRESENT. THE BATTERY WILL BE REPROGRAM TO IMPROVE LBCS ACCURACY FOR MONITORING OF DETERIORATION. MODELS 2012 M35H HYBRID. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, 12-volt battery, Software

Vehicles listed
INFINITI M35 HYBRID2012 (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.

Other bulletins for the same vehicles and component
ITB09-015h2017-10-15. Service bulletin. 12 VOLT BATTERY STORAGE AND MAINTENANCE FOR NEW VEHICLES IN RETAILER INVENTORY This bulletin has been amended throughout. Please discard all previous versions of this bulletin.
ITB-11-049-B2012-07-12. Service bulletin. INFINITI: REPROGRAMMING ELECTRONIC CONTROL UNIT (ECU) ON ALL QUALIFYING VEHICLES. NO MODELS LISTED. MODEL YEARS 1998-2013. *PE
ITB-11-0472011-10-05. Service bulletin. INFINITI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. BLUETOOTH HANDS-FREE SOUND MAY NOT WORK AS INTENDED, ON THE MICROPHONE SYSTEM. *PE MODELS 2011-2012 M37/56 & 2012 M35H HYBRID. UPDATED 9/24/12. *PE UPDATED 1/18/13. *PE