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Service bulletins for the 2012 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.

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

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Bulletins, newest first
Service Bulletin2017-08-15. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. Service bulletin - For any TPMS-related warranty repairs, all recorded DTCs must now be entered into the warranty claim. Make sure your repair order includes those DTCs.
Service Bulletin2017-07-31. Service bulletin. ENGINE AND ENGINE COOLING. Service bulletin - Engine rattles at cold start-up.
A15-0202017-06-29. Service bulletin. ENGINE. THE REAR CYLINDER HEAD COVER GASKET LEAKS OIL.
A09-0102017-06-28. Service bulletin. EQUIPMENT; ENGINE. SERVICE BULLETIN - AT COLD START-UP, THE ENGINE RATTLES LOUDLY FOR ABOUT 2 SECONDS. THE VARIABLE VALVE TIMING CONTROL (VTC) ACTUATOR IS DEFECTIVE.
A05-0322017-05-24. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). SERVICE BULLETIN - NAVIGATION SYSTEM INFORMATION.
A15110E2017-05-23. Service bulletin. ENGINE. SERVICE NEWS ARTICLE - DOES THE ENGINE RATTLE AT COLD STARTUP FOR 1 TO 2 SECONDS WHEN IT’S COLD OUTSIDE? CHANCES ARE THE VTC ACTUATOR IS THE CULPRIT. KEEP IN MIND SIMPLY REPLACING THE VTC ACTUATOR USING CURRENT PARTS STOCK WON’T FIX THIS RATTLE IF IT’S ONLY HEARD UNDER THESE CONDITIONS.
ATS1503012017-05-22. Service bulletin. ENGINE. "TECHLINE SUMMARY ARTICLE - EDITOR’S NOTE: THIS ARTICLE REPLACES THE ONE POSTED IN SEPTEMBER 2015 TO EXTEND THAT ARTICLE’S SHELF LIFE. THE ISSUES COVERED ARE STILL BEING ADDRESSED. DO YOU HAVE A VEHICLE THAT MAKES AN ENGINE RATTLE FOR 1 TO 2 SECONDS WHEN STARTED AFTER A COLD OVERNIGHT SOAK BELOW 32° F? THIS RATTLE IS MOST LIKELY RELATED TO THE VTC ACTUATOR."
WE - A13-0782017-05-16. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. "SERVICE BULLETIN - AMERICAN HONDA IS ANNOUNCING A POWERTRAIN WARRANTY EXTENSION AS A RESULT OF A SETTLEMENT OF A CLASS ACTION CAPTIONED, SOTO ET AL.V. AMERICAN HONDA MOTOR CO., INC., CASE NO. 3:12-CV-1377-SI (N.D. CAL.). THE PISTON RINGS ON CERTAIN CYLINDERS MAY ROTATE AND ALIGN WHICH CAN LEAD TO SPARK PLUG FOULING. THIS CAN SET DTCS P0301 NO. 1 CYLINDER MISFIRE DETECTED, P0302 NO. 2 CYLINDER MISFIRE DETECTED, P0303 NO. 3 CYLINDER MISFIRE DETECTED, P0304 NO. 4 CYLINDER MISFIRE DETECTED, AND CAUSE THE MIL TO COME ON. AMERICAN HONDA IS EXTENDING THE POWERTRAIN WARRANTY TO COVER REPAIRS RELATED TO ENGINE MISFIRE (THAT TRIGGERS DTCS P0301 THROUGH P0304) TO 8 YEARS WITH UNLIMITED MILEAGE FROM THE ORIGINAL DATE OF PURCHASE AND HAS SETTLED A CLASS ACTION BASED ON THIS REMEDIAL MEASURE."
WE - A13-0782017-05-15. Service bulletin. ENGINE. SERVICE BULLETIN - WARRANTY EXTENSION: MIL COMES ON WITH DTCS P0301 THRU P0304 - THE PISTON RINGS ON CERTAIN CYLINDERS MAY ROTATE AND ALIGN WHICH CAN LEAD TO SPARK PLUG FOULING. THIS CAN SET DTCS P0301 NO. 1 CYLINDER MISFIRE DETECTED, P0302 NO. 2 CYLINDER MISFIRE DETECTED, P0303 NO. 3 CYLINDER MISFIRE DETECTED, P0304 NO. 4 CYLINDER MISFIRE DETECTED, AND CAUSE THE MIL TO COME ON.
A13-0212017-05-12. Service bulletin. ENGINE. "SERVICE BULLETIN - THE MIL COMES ON WITH ONE OF THESE DTCS: • P2646/P2651 (ROCKER ARM OIL PRESSURE SWITCH CIRCUIT LOW VOLTAGE). • P2647/P2652 (ROCKER ARM OIL PRESSURE SWITCH CIRCUIT HIGH VOLTAGE). NOTE: THE SYMPTOM MAY BE INTERMITTENT AND YOU MAY NOT BE ABLE TO DUPLICATE IT AFTER CLEARING THE DTC. THE ROCKER ARM OIL PRESSURE SWITCH MAY FAIL INTERMITTENTLY."
A09-010.V42017-01-05. Service bulletin. ENGINE. SERVICE BULLETIN - REPLACE THE VTC ACTUATOR IF THE ENGINE RATTLES LOUDLY FOR 2 SECONDS DURING COLD START-UP.
A09-010.V32017-01-05. Service bulletin. ENGINE. SERVICE BULLETIN - REPLACE THE VTC ACTUATOR IF THE ENGINE RATTLES LOUDLY FOR 2 SECONDS DURING COLD START-UP.
A12-0822016-12-21. Service bulletin. SUSPENSION. SERVICE BULLETIN - A CLUNK IS HEARD IN THE FRONT SUSPENSION WHILE DRIVING OVER IRREGULAR SURFACES AND IN HOT WEATHER. THE NOISE GOES AWAY TEMPORARILY WHEN THE VEHICLE IS LIFTED IN THE AIR (THE SUSPENSION IS ALLOWED TO HANG) AND THEN RETURNED TO THE GROUND. REPLACE BOTH OF THE FRONT LOWER BALL JOINTS WITH UPDATED SERVICE PARTS MADE TO ADDRESS THIS SPECIFIC SYMPTOM.
A-PAS-09122013-92016-12-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. "DEALER MESSAGE - AMERICAN HONDA (AHM) IS INVESTIGATING CERTAIN 2011-2012 ACCORD L4S WITH A COMPLAINT OF AN ATF (AUTOMATIC TRANSMISSION FLUID) LEAK FROM THE DRIVESHAFT SEALS. TO FULLY UNDERSTAND THE CAUSE OF THIS OCCURRENCE, AHM WOULD LIKE TO COLLECT SPECIFIC PART FROM THE VEHICLE PRIOR TO YOU ATTEMPTING A REPAIR OF ANY KIND."
A13-0782016-11-04. Service bulletin. ENGINE. SERVICE BULLETIN - THE PISTON RINGS ON CERTAIN CYLINDERS MAY ROTATE AND ALIGN WHICH CAN LEAD TO SPARK PLUG FOULING. SPARK PLUG FOULING MAY REUSLT IN ROUGH ENGINE IDLE AND/OR ENGINE MISFIRE.
09-0102015-03-03. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). HONDA: THERE IS A LOUD RATTLING NOISE COMING FROM ENGINE WHICH LAST FOR 2 SECONDS WHEN TEMPERATURE IS COLD. *LJ
IN-9-25-202013-12-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. HONDA: AN INVESTIGATION ON SOME VEHICLES, WITH AUTOMATIC TRANSMISSION FLUID (ATF), THAT ARE EXPERIENCING A LEAKAGE FROM THE DRIVESHAFT SEALS. MODEL 2011-2012 ACCORD. *PE
SB-13-0782013-11-22. Service bulletin. ENGINE; POWER TRAIN. HONDA: A POWERTRAIN WARRANTY EXTENSION RESULTING FROM SETTLEMENT, COVERING REPAIRS OF ENGINE MISFIRE, REGARDING PISTON RINGS ON CERTAIN CYLINDERS THAT ROTATE AND ALIGN, CAN LEAD TO SPARK PLUGS FOULING, ON SOME VEHICLES. MODEL 2008-2012 ACCORD. *PE
SB-1022132013-11-22. Service bulletin. ENGINE. HONDA: VEHICLES WITH MULTIMODEL VCM2 WOULD EXPERIENCE MISFIRE DUE TO ENGINE MISFIRE OF A FOULED PLUG AND A WARRANTY EXTENSION HAS BEEN ISSUED TO COVER REPAIRS. MODEL 2008-2013 ACCORD V6, CROSSTOUR V6, ODYSSEY, PILOT. *PE
SB-1011132013-11-21. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT; POWER TRAIN:AUTOMATIC TRANSMISSION. HONDA: INFORMATION PROVIDED REGARDING AN INVESTIGATION, ON SOME VEHICLES, INTO THE AUTOMATIC TRANSMISSION FLUID (ATF) LEAKAGE FROM DRIVESHAFT SEALS. MODEL 2011-2012 ACCORD. *PE
A-13-0212013-09-24. Service bulletin. ENGINE. HONDA: DTC P2646/P2651 OR P2647/2652 MAY BE SET. THE ROCKER ARM OIL PRESSURE SWITCH MAY NEED TO BE REPLACED. ALSO INCLUDED MODEL CIVIC SI MODEL YEAR 2002-2005. *JS
HSN-13052013-08-05. Service bulletin. ENGINE; TIRES; WHEELS; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; SERVICE BRAKES. HONDA: THE ENGINE SHUTS OFF, POWER ON, BUT IN ACCESSORY; NEVER USE CONVENTIONAL WHEEL & TIRE ASSEMBLIES ON PAX VEHICLES; MIL ON AFTER THROTTLE BODY CLEANING OR REPLACEMENT; S/M FIX BRAKE SYSTEM BLEEDING, DIALOGUE FOR DVD SURROUND SOUND FROM FRONT SPEAKERS ONLY. VARIOUS MODELS AND MODEL YEARS. *PE
SB-12-0822013-04-19. Service bulletin. SUSPENSION; SUSPENSION:FRONT. HONDA: CLUNK NOISE IN THE FRONT SUSPENSION DURING HOT WEATHER. THIS CLUNK NOISE IS MOSTLY HEARD WHILE DRIVING ON IRREGULAR SURFACES. *KB UPDATED 8/5/13. *PE
SB-12-0152012-05-03. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT. HONDA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. PRODUCT UPDATE: DAMAGED RIGHT INBOARD DRIVESHAFT BOOT. *JS
SB-12-0022012-03-06. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. HONDA: ON SOME MODEL VEHICLES, THERE IS AN ALTERNATOR/STARTER TESTER (AST) MODULE CAPABLE OF TESTING ALTERNATORS, INSTALLED ON GR8 DIAGNOSTIC BATTERY STATION. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.