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Service bulletins for the 2014 Honda Accord

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.

217 on file from NHTSA, as of 2026-10-19.

About P0B3B on the 2014 Honda Accord: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

Only bulletins with trouble code: P0B3B are shown. Show all

Bulletins, newest first
A15-0572017-07-28. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. 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.
PU - A15-0572017-06-19. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM; ENGINE. "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. IF THE VEHICLE SWITCHES TO FAIL-SAFE EV MODE WHILE CRUISING AT HIGHWAY SPEED, THE ENGINE SHUTS OFF AND THE VEHICLE WILL EXPERIENCE A SUDDEN LOSS OF POWER AS THE FAIL-SAFE EV MODE LIMITS VEHICLE SPEED TO A MAXIMUM OF ABOUT 40 MPH. IF THIS OCCURS, THE VEHICLE MAY BE ABLE TO TRAVEL FOR UP TO 2 MILES IN FAIL-SAFE EV MODE, AT WHICH TIME THE HV BATTERY WILL LIKELY FULLY DISCHARGE. IN REPORTING THIS SITUATION, DRIVERS MAY SAY THAT THEIR VEHICLE STALLED."
A15-0572017-05-19. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 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.
PU - A15-0572017-05-16. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. "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. IF THE VEHICLE SWITCHES TO FAIL-SAFE EV MODE WHILE CRUISING AT HIGHWAY SPEED, THE ENGINE SHUTS OFF AND THE VEHICLE WILL EXPERIENCE A SUDDEN LOSS OF POWER AS THE FAIL-SAFE EV MODE LIMITS VEHICLE SPEED TO A MAXIMUM OF ABOUT 40 MPH. IF THIS OCCURS, THE VEHICLE MAY BE ABLE TO TRAVEL FOR UP TO 2 MILES IN FAIL-SAFE EV MODE, AT WHICH TIME THE HV BATTERY WILL LIKELY FULLY DISCHARGE. IN REPORTING THIS SITUATION, DRIVERS MAY SAY THAT THEIR VEHICLE STALLED."
A15-0572017-05-16. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. "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. IF THE VEHICLE SWITCHES TO FAIL-SAFE EV MODE WHILE CRUISING AT HIGHWAY SPEED, THE ENGINE SHUTS OFF AND THE VEHICLE WILL EXPERIENCE A SUDDEN LOSS OF POWER AS THE FAIL-SAFE EV MODE LIMITS VEHICLE SPEED TO A MAXIMUM OF ABOUT 40 MPH. IF THIS OCCURS, THE VEHICLE MAY BE ABLE TO TRAVEL FOR UP TO 2 MILES IN FAIL-SAFE EV MODE, AT WHICH TIME THE HV BATTERY WILL LIKELY FULLY DISCHARGE. IF THE BATTERY COMPLETELY DISCHARGES WHILE THE VEHICLE IS STILL IN OPERATION, THE VEHICLE WILL STALL, INCREASING THE RISK OF A CRASH."
A15-0572017-01-10. Service bulletin. ELECTRICAL SYSTEM. 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 summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.