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2012 Honda Accord TSBs

50 Technical Service Bulletins across 11 categories

Engine

25 bulletins
10204264

Engine Rattles at Cold Start-Up Supersedes 09-010, dated March 3, 2015 to revise the information highlighted in yellow.

10175300

Dealer Message - The May episode of Tech2Tech is now posted.

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We've got some valuable information for you, so check it out! This month we're featuring "Replacing That Leaky Front Rocker Arm Oil Control Valve."

10172366

Service Bulletin - The front rocker arm oil control valve is leaking.

10152430

"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.

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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."

10142434

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.

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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.

10136433

Service bulletin - The piston rings on certain cylinders may rotate and align which can lead to spark plug fouling.

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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.

10129528

Service bulletin - The piston rings on certain cylinders may rotate and align which can lead to spark plug fouling.

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This can set DTCs P0301 through P0304 and cause the MIL to come on.

10128887

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.

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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.

10128569

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.

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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 through P0304 and cause the MIL to come on.

10124256

Service bulletin - At cold start-up, the engine rattles loudly for about 2 seconds.

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The variable valve timing control (VTC) actuator is defective.

10108791

Service bulletin - Engine rattles at cold start-up.

10108226

THE REAR CYLINDER HEAD COVER GASKET LEAKS OIL.

10108045

SERVICE BULLETIN - AT COLD START-UP, THE ENGINE RATTLES LOUDLY FOR ABOUT 2 SECONDS.

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THE VARIABLE VALVE TIMING CONTROL (VTC) ACTUATOR IS DEFECTIVE.

10100175

SERVICE NEWS ARTICLE - DOES THE ENGINE RATTLE AT COLD STARTUP FOR 1 TO 2 SECONDS WHEN ITS COLD OUTSIDE? CHANCES ARE THE VTC ACTUATOR IS THE CULPRIT.

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KEEP IN MIND SIMPLY REPLACING THE VTC ACTUATOR USING CURRENT PARTS STOCK WONT FIX THIS RATTLE IF ITS ONLY HEARD UNDER THESE CONDITIONS.

10100042

"TECHLINE SUMMARY ARTICLE - EDITORS NOTE: THIS ARTICLE REPLACES THE ONE POSTED IN SEPTEMBER 2015 TO EXTEND THAT ARTICLES SHELF LIFE.

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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."

10099306

"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.

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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."

10099101

SERVICE BULLETIN - WARRANTY EXTENSION: MIL COMES ON WITH DTCS P0301 THRU P0304 - THE PISTON RINGS ON CERTAIN CYLINDERS...

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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.

10087883

SERVICE BULLETIN - REPLACE THE VTC ACTUATOR IF THE ENGINE RATTLES LOUDLY FOR 2 SECONDS DURING COLD START-UP.

10087866

SERVICE BULLETIN - REPLACE THE VTC ACTUATOR IF THE ENGINE RATTLES LOUDLY FOR 2 SECONDS DURING COLD START-UP.

10083951

SERVICE BULLETIN - THE PISTON RINGS ON CERTAIN CYLINDERS MAY ROTATE AND ALIGN WHICH CAN LEAD TO SPARK PLUG FOULING.

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SPARK PLUG FOULING MAY REUSLT IN ROUGH ENGINE IDLE AND/OR ENGINE MISFIRE.

10056875

HONDA: THERE IS A LOUD RATTLING NOISE COMING FROM ENGINE WHICH LAST FOR 2 SECONDS WHEN TEMPERATURE IS COLD.

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*LJ

10053785

HONDA: A POWERTRAIN WARRANTY EXTENSION RESULTING FROM SETTLEMENT, COVERING REPAIRS OF ENGINE MISFIRE, REGARDING PISTON...

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RINGS ON CERTAIN CYLINDERS THAT ROTATE AND ALIGN, CAN LEAD TO SPARK PLUGS FOULING, ON SOME VEHICLES. MODEL 2008-2012 ACCORD. *PE

10053762

HONDA: VEHICLES WITH MULTIMODEL VCM2 WOULD EXPERIENCE MISFIRE DUE TO ENGINE MISFIRE OF A FOULED PLUG AND A WARRANTY...

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EXTENSION HAS BEEN ISSUED TO COVER REPAIRS. MODEL 2008-2013 ACCORD V6, CROSSTOUR V6, ODYSSEY, PILOT. *PE

10052477

HONDA: THE ENGINE SHUTS OFF, POWER ON, BUT IN ACCESSORY; NEVER USE CONVENTIONAL WHEEL & TIRE ASSEMBLIES ON PAX...

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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

10041669

HONDA: ENGINE HAS A LOUD RATTLING NOISE AT A COLD START UP.

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*PE UPDATED 11/5/12. *PE

Air Bags & Safety

7 bulletins
10172570

Service Bulletin - This bulletin is a notification of a class action settlement relating to airbag inflators.

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American Honda is offering a Customer Support Program (Warranty Extension) to cover any manufacturing defects in the replacement front passenger's airbag inflator only.

10163784

Warranty Extension: Customer Support Program For Front Passenger's Airbag Inflator for 2010-12 Accord and Other Listed...

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Years and Models (Expires September 30, 2028)

10159786

Service Bulletin - American Honda is conducting an inspection of certain vehicles that have previously had the...

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passenger's airbag inflator replaced as part of the Takata Passsenger's Airbag Inflator recall. If you completed the repair described by this service bulletin on or before May 10, 2019, make sure to use the Warranty Claim Information provided below.

10152750

Service bulletin - This bulletin is a notification of a class action settlement relating to airbag inflators.

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American Honda is offering a Customer Support Program (Warranty Extension) to cover any manufacturing defects in the replacement front passenger's airbag inflator only.

10145895

Service bulletin - American Honda is conducting an inspection of certain vehicles that have previously had the...

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passenger's airbag inflator replaced as part of the Takata Passsenger's Airbag Inflator recall.

10141173

Service bulletin - This bulletin is a notification of a class action settlement relating to airbag inflators.

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American Honda is offering a Customer Support Program (Warranty Extension) to cover any manufacturing defects in the replacement front passengers airbag inflator only.

10141170

Service bulletin - This bulletin is a notification of a class action settlement relating to airbag inflators.

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American Honda is offering a Customer Support Program (Warranty Extension) to cover any manufacturing defects in the replacement front passengers airbag inflator only.

Infotainment

3 bulletins
10237953

Service News - The navigation clock and date are incorrect.

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This is due to a limited GPS receiver Capacity resulting in rollover of the internal chip memory; the rollover occurred on January 1, 2022, at 12:00AM local time.

10206992

ServiceNews Article - The clock shows the incorrect time.

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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, once specific triggers are met, the navigation date and time will be incorrect.

10100421

SERVICE BULLETIN - NAVIGATION SYSTEM INFORMATION.

Suspension

3 bulletins
10165333

This SKU is a Front Upper Ball Joint.

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The customer communication requested return of unsold inventory to inspect for the outer diameter of the ball joint housing being too small. The outer diameter being too small would prevent the part from being installed, and would therefore have no impact on the end user besides time to complete installation.

10086863

SERVICE BULLETIN - A CLUNK IS HEARD IN THE FRONT SUSPENSION WHILE DRIVING OVER IRREGULAR SURFACES AND IN HOT WEATHER.

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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.

10051920

HONDA: CLUNK NOISE IN THE FRONT SUSPENSION DURING HOT WEATHER.

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THIS CLUNK NOISE IS MOSTLY HEARD WHILE DRIVING ON IRREGULAR SURFACES. *KB UPDATED 8/5/13. *PE

Fuel System

3 bulletins
10144037

Dealer message - Today, American Honda is notifying dealers of a voluntary noncompliance recall for a small number of...

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Honda vehicles due to an error on the replacement (service part) underhood emissions labels. American Honda previously notified CARB and the EPA for this action.

10144032

Service bulletin - Emission certification labels that were replaced on a small number of vehicles may have been replaced...

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with a label listing incorrect information. The affected emission labels are replacement service parts, and were not installed at the factory; they were installed during postmanufacturing repairs that required replacement of the underlying part. This will cause the vehicle to be non-compliant with emissions regulations.

10129552

Service bulletin - The MIL comes on and DTC P0455 (EVAP system large leak) and/or DTC P0456 (EVAP system very small leak detected) is set.

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The fuel fill cap (gas cap) may also be loose or have a stick-slip feeling when tightened. The fuel fill cap gasket creates too much friction, preventing the cap from sealing properly.

Transmission

3 bulletins
10086701

"DEALER MESSAGE - AMERICAN HONDA (AHM) IS INVESTIGATING CERTAIN 2011-2012 ACCORD L4S WITH A COMPLAINT OF AN ATF...

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(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."

10054068

HONDA: AN INVESTIGATION ON SOME VEHICLES, WITH AUTOMATIC TRANSMISSION FLUID (ATF), THAT ARE EXPERIENCING A LEAKAGE FROM THE DRIVESHAFT SEALS.

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MODEL 2011-2012 ACCORD. *PE

10053750

HONDA: INFORMATION PROVIDED REGARDING AN INVESTIGATION, ON SOME VEHICLES, INTO THE AUTOMATIC TRANSMISSION FLUID (ATF) LEAKAGE FROM DRIVESHAFT SEALS.

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MODEL 2011-2012 ACCORD. *PE

Electrical

2 bulletins
10098946

"SERVICE BULLETIN - THE MIL COMES ON WITH ONE OF THESE DTCS: P2646/P2651 (ROCKER ARM OIL PRESSURE SWITCH CIRCUIT LOW VOLTAGE).

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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."

10043248

HONDA: ON SOME MODEL VEHICLES, THERE IS AN ALTERNATOR/STARTER TESTER (AST) MODULE CAPABLE OF TESTING ALTERNATORS,...

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INSTALLED ON GR8 DIAGNOSTIC BATTERY STATION. *PE

Body & Paint

1 bulletin
10128560

Service bulletin - The passenger?s side carpet pulls out from underneath the door sill trim when you step into the car.

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The edge of the carpet is not firmly attached to the body.

Tires & Wheels

1 bulletin
10115219

Service bulletin - For any TPMS-related warranty repairs, all recorded DTCs must now be entered into the warranty claim.

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Make sure your repair order includes those DTCs.

Other

1 bulletin
10052884

HONDA: DTC P2646/P2651 OR P2647/2652 MAY BE SET.

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THE ROCKER ARM OIL PRESSURE SWITCH MAY NEED TO BE REPLACED. ALSO INCLUDED MODEL CIVIC SI MODEL YEAR 2002-2005. *JS

Software & Calibration

1 bulletin
10043973

HONDA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.

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PRODUCT UPDATE: DAMAGED RIGHT INBOARD DRIVESHAFT BOOT. *JS