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Service bulletin Service Bulletin

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 id10118839
Published by NHTSA2017-10-15
Manufacturer's numberService Bulletin
Manufacturer's date2014-10-03
NHTSA componentELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

Service bulletin - The software controlling the IMA battery incorrectly maintains the battery and over time the battery can develop a memory effect that appears as a reduction in battery capacity. Additionally, DTC P0A7F (Battery Module Deterioration) may be stored.

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, Software

Trouble codes named

P0A7F

Vehicles listed
HONDA CR-Z2011, 2012
HONDA INSIGHT2010, 2011, 2012

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
DLR MSG - Honda2017-10-15. Service bulletin. Dealer message - Today, October 3, 2014, American Honda is announcing a product update for all 2011-12 CR-Z and 2010-12 Insight vehicles. The product update involves updating the IMA battery control unit software to address premature battery deterioration concerns.
A13-0682013-10-17. Service bulletin. HONDA: DESCRIPTION OF TOOLS AND EQUIPMENT, UPDATING TIPS AND PRECAUTIONS, AS WELL AS HONDA CONTACT INFORMATION. *JS
SB-12-0042012-04-25. Service bulletin. HONDA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. DUE TO A BUG IN SOFTWARE AUDIO NAVIGATION UNIT, THE CLIMATE CONTROL FAILS TO RESPOND OR EXECUTE ANY VOICE COMMANDS WHEN ENGINE IS RUNNING. *PE
SB-12-0122012-04-24. Service bulletin. HONDA: WHILE DRIVING, ENGINE RUNS AT HIGHER RPM, THAN EXPECTED, DUE TO PCM SOFTWARE KEEPING CVT IN LOW, AFTER MOVING SHIFTER FROM L (LOW) TO S (SECOND). *PE
PU-12-0052012-04-17. Service bulletin. HONDA: WHEN ENGINE IS RUNNING, DUE TO PROGRAMMING ERROR IN SOFTWARE, CLIMATE CONTROL SYSTEM FAILS TO RESPOND TO ANY VOICE COMMANDS. *PE