# 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.

- Type: Service bulletin
- NHTSA id: 10118043
- Published by NHTSA: 2017\-09\-27
- Manufacturer's number: Service Bulletin
- Manufacturer's date: 2014\-10\-22
- NHTSA component: ELECTRICAL SYSTEM

## 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

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10118043-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10118043-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Trouble codes named

P0A7F

## Vehicles listed

- 2011 to 2012 HONDA CR\-Z
- 2010 to 2012 HONDA INSIGHT

## Other bulletins for the same vehicles and component

- [A21120B](/bulletins/10237952.md), 2023-06-21, Service bulletin: ELECTRICAL SYSTEM. Service News \- The navigation clock and date are incorrect. This is due to a limited GPS receiver Capacity resulting in a rollover of the internal chip memory; the rollover occurred on January 1, 2022, at 12:00AM local time.
- [A21120B](/bulletins/10206994.md), 2022-02-04, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\). ServiceNews Article \- The clock shows the incorrect time. This issue is due to a limited GPS receiver capacity resulting in "rollover" of the internal chip memory; the "rollover" will occur on January 1, 2022 at 12:00AM local time. As a result, the navigation date and time will be incorrect.
- [JK5\-14\-064](/bulletins/10193114.md), 2021-05-12, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Our records indicate that a PRODUCT UPDATE has not been completed on this vehicle; refer to the address card for the affected VIN. The software controlling the IMA battery on your vehicle incorrectly maintains the battery and, over time, the battery develops a memory affect that appears as a reduction in battery capacity. If the software is not updated, it is likely that the vehicle may set a code falsely indicating a deterioration of the battery of pack, or the battery level gauge may suddenly drop to empty and start charging unnecessarily.
- [JK4\-14\-064](/bulletins/10193025.md), 2021-05-12, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Our records indicate that a PRODUCT UPDATE has not been completed on this vehicle; refer to the address card for the affected VIN. The software controlling the IMA battery on your vehicle incorrectly maintains the battery and, over time, the battery develops a memory effect that appears as a reduction in battery capacity. If the software is not updated, it is likely that the vehicle may set a code falsely indicating a deterioration of the battery pack, or the battery level gauge may suddenly drop to empty and start charging unnecessarily.
- [Service Bulletin](/bulletins/10118839.md), 2017-10-15, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. 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.
- [DLR MSG \- Honda](/bulletins/10118827.md), 2017-10-15, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. 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.
- [Service Bulletin](/bulletins/10118170.md), 2017-09-29, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 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.
- [SB\-14\-064](/bulletins/10056630.md), 2015-01-21, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. HONDA: REPAIR PROCEDURE IS PROVIDED REGARDING THE UPDATING OF THE SOFTWARE FOR THE IMA BATTERY CONTROL MODULE. MODEL 20112 CR\-Z, 2010\-2012 INSIGHT. \*PE UPDATED 03/03/15\*LJ UPDATED 04/24/15\*LJ
- [A13\-068](/bulletins/10053266.md), 2013-10-17, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. HONDA: DESCRIPTION OF TOOLS AND EQUIPMENT, UPDATING TIPS AND PRECAUTIONS, AS WELL AS HONDA CONTACT INFORMATION. \*JS
- [SB\-12\-048](/bulletins/10045879.md), 2012-09-19, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. HONDA: INFORMATION ON REPLACEMENT AND REMOVAL OF JUNCTION BOARD FROM OLD IMA BATTERY AND NEW BATTERY MOUNTED BEFORE BATTERY IS INSTALLED. MODELS 2003\-11 CIVIC HYBRID, 2011\-12 CR\-Z, 2000\-06 INSIGHT, 2010\-12 INSIGHT. \*PE UPDATED 9/28/12. \*PE UPDATED 10/11/12. \*PE UPDATED 11/19/12. \*PE UPDATED 8/6/13. \*PE UPDATED 9/30/13. \*PE

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