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Service bulletin B12-012

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 id10108040
Published by NHTSA2017-06-28
Manufacturer's numberB12-012
Manufacturer's date2015-06-26
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

"SERVICE BULLETIN - ONLY REMANUFACTURED IMA BATTERY MODULES ARE AVAILABLE FOR REPAIR; NEW UNITS ARE NOT AVAILABLE. ANY INTERNAL FAILURE REQUIRING IMA BATTERY MODULE DISASSEMBLY QUALIFIES FOR THIS PROGRAM. FOLLOW THE WARRANTY INFORMATION AND PROCEDURES GIVEN IN THIS SERVICE BULLETIN."

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

Vehicles listed
ACURA ILX HYBRID2013, 2014 (the catalog's model; the bulletin names a series or trim of it)
ACURA RLX HYBRID2014 (the catalog's model; the bulletin names a series or trim of it)
ACURA RLX HYBRID2016 (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
Service Bulletin2018-03-05. Service bulletin. Service bulletin - The i-MID displays the message 12 volt battery charging system problem. Also, DTC P16E3 (PGM-FI battery sensor LIN communication error) may be stored. The LIN communication bus may have experienced a communication problem.
DLR MSG - RFP -2018-02-26. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2013ILXs with a customer complaint of a no-start condition which requires the 12V battery to be replaced. To fully understand the cause of this occurrence, AHM would like to collect a certain part prior to you attempting a repair of any kind.
DLR MSG - RFP -2018-02-26. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2013 ILXs with a customer complaint of a no-start condition which requires the 12V battery to be replaced. To fully understand the cause of this occurrence, AHM would like to collect a certain part prior to you attempting a repair of any kind.
DLR MSG - RFP -2018-02-21. Service bulletin. Dealer message - American Honda (AHM)is investigating certain 2013ILXs with a customer complaint of a no-start condition which requires the 12V battery to be replaced. To fully understand the cause of this occurrence, AHM would like to collect a certain part prior to you attempting a repair of any kind.
DLR MSG - RFP -2018-02-12. Service bulletin. Dealer message - American Honda (AHM)is investigating certain 2013 ILXs with a customer complaint of a no-start condition which requires the 12V battery to be replaced. To fully understand the cause of this occurrence, AHM would like to collect a certain part prior to you attempting a repair of any kind.
Service Bulletin2017-10-27. Service bulletin. Service bulletin - The i-MID displays the message 12 volt battery charging system problem. Also, DTC P16E3 (PGM-FI battery sensor LIN communication error) may be stored. The LIN communication bus may have experienced a communication problem.
Service Bulletin2017-09-29. Service bulletin. Service bulletin - The i-MID displays reads 12 Volt Battery Charging System Problem and DTC P154A (battery sensor internal failure) may be stored.
B12-0122017-09-20. Service bulletin. Service bulletin - Only remanufactured IMA battery modules are available for repair; new units are not available. Any internal failure requiring IMA battery module disassembly qualifies for this program.
SB-14-0282015-03-25. Service bulletin. ACURA: IN THE I-MID IS A MESSAGE DISPLAYING THERE IS A PROBLEM WITH THE CHARGING SYSTEM OF THE 12 VOLT BATTERY THAT MAY BE CAUSED BY LIN BUS COMMUNICATION. MODEL 2014 RLX. *PE
IN-20-092014-01-29. Service bulletin. ACURA: AN INVESTIGATION INTO A NO START CONDITION THAT REQUIRES REPLACEMENT OF 12V BATTERY, IN SOME VEHICLES. MODEL 2013 ILX. *PE