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Service bulletin A15-057

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 id10088082
Published by NHTSA2017-01-10
Manufacturer's numberA15-057
Manufacturer's date2016-03-26
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

SERVICE BULLETIN - THE CELL VOLTAGE SENSOR MAY INCORRECTLY INTERPRET ELECTRICAL NOISE FROM THE INVERTER AND MOTOR CIRCUITS AS A PROBLEM AND CAUSE THE VEHICLE TO SWITCH TO A FAIL-SAFE EV MODE. ADDITIONALLY, DTCS P0B3B, HIGH VOLTAGE BATTERY CELL VOLTAGE SENSOR INTERNAL CIRCUIT MALFUNCTION AND P0DA8, MOTOR POWER INVERTER MODULE VOLTAGE MALFUNCTION ARE OFTEN STORED.

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

Trouble codes named

P0B3B, P0DA8

Vehicles listed
HONDA ACCORD HYBRID2014, 2015 (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
20173272017-06-30. Electrical
17V4180002017-06-29. ELECTRICAL SYSTEM:12V/24V/48V BATTERY

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
ONL6BE202208252022-09-09. Service bulletin. Owner notification - Our records indicate that an Emission Recall has not been completed on this vehicle. The current battery control module (BCM) software does not properly detect a deteriorated high-voltage battery condition and does not properly illuminate the malfunction indicator lamp (MIL). The new BCM software fixes this issue.
SB150572021-12-13. Service bulletin. Safety Recall: HV cell voltage sensor CVS Software Supersedes 15-057 dated January 8, 2016 to revise the information highlighted in yellow
6BE_6B6ONL0525212021-06-04. Service bulletin. Owner Notification Letter - Honda is conducting an emission recall of your 2014 Accord Plug-In Hybrid. The current battery control module (BCM) software does not properly detect a deteriorated high-voltage battery condition and does not properly illuminate the malfunction indicator lamp (MIL). The new BCM software fixes this issue.
A15-0552021-06-03. Service bulletin. Service Bulletin - When a failure is detected, the EPS control unit goes into back-up mode. The new software provides partial assist during back-up mode.
DLR-02-26-20162021-05-19. Service bulletin. Today, February 26, 2016, American Honda Motor Co., Inc. is announcing a Product Update for certain Accord, Civic, CR-Z, Fit, and Insight model years 2014-2016 vehicles for sale in the state of Hawaii to amend Monroney labels that were printed without bumper impact information. Basic Problem American Honda had a computer programming issue; an obsolete program name causing printing of no bumper impact information on the Monroney label for the state of Hawaii.
A21-0382021-04-15. Service bulletin. Service Bulletin - Due to the possibility of early deterioration of the high-voltage battery, American Honda is extending the warranty coverage on these batteries to 12 years from the original date of purchase or 200,000 miles, whichever comes first.
ABOM032620219022021-04-05. Service bulletin. Dealer Message - Today, March 26, 2021, American Honda is announcing a stop sale and emissions recall for certain 2014 Accord Plug-in Hybrid vehicles. The hybrid battery capacity may degrade without correctly illuminating the MIL as required.
A21-0382021-04-05. Service bulletin. Service Bulletin - Due to the possibility of early deterioration of the high-voltage battery, American Honda is extending the warranty coverage on these batteries to 12 years from the original date of purchase or 200,000 miles, whichever comes first.
A21-0372021-04-05. Service bulletin. Service Bulletin - The current Battery Control Module (BCM) ECU software does not properly detect a deteriorated high voltage battery condition and does properly illuminate the MIL.
A15-0552018-10-15. Service bulletin. Service bulletin - When a failure is detected, the EPS control unit goes into back-up mode. The new software provides partial assist during back-up mode.