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Service bulletins for the 2012 Mazda Mazda3

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.

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

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Bulletins, newest first
01-001-15-29882017-05-25. Service bulletin. ENGINE. SOME VEHICLES EQUIPPED WITH SKYACTIV-G 2.0L ENGINE MAY EXPERIENCE ENGINE OIL SEEPAGE FROM DRAIN PLUG AFTER THE ENGINE OIL IS REPLACED EVEN IF THE PLUG IS TIGHTENED TO THE SPECIFIED TORQUE WITH A NEW GASKET. OIL PAN DRAIN PLUG TIGHTENING TORQUE: 30—41 N·M {3.1—4.1 KGF·M, 23—30 FT·LBF} SEATING SURFACE OF THE OIL PAN FOR THE DRAIN PLUG MAY HAVE POOR FLATNESS DUE TO IMPROPER SPOT WELDING AND/OR THE SURFACE MAY HAVE GOTTEN A SCRATCH DURING MANUFACTURING PROCESS.
01-003-15-30142017-05-25. Service bulletin. EQUIPMENT. USE THE FOLLOWING REPAIR PROCEDURE TO MINIMIZE THE NEED TO REPLACE THE CATALYST CONVERTER/EXHAUST PIPE WHEN REMOVING OXYGEN SENSORS AND/OR AIR FUEL RATIO SENSORS.
05-004-15-30342017-05-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME CUSTOMERS MAY COMPLAIN OF A CHECK ENGINE LIGHT AND A/T WARNING LIGHT ON WHEN STARTING THE ENGINE. AT THE SAME TIME, AN ENGINE INSPECTION REQUIRED MESSAGE IS DISPLAYED ON THE LCD. DTC P0722:00 IS STORED IN THE TRANSMISSION CONTROL MODULE (TCM) MEMORY. • DTC P0722:00 (OPEN CIRCUIT IN OUTPUT SPEED SHAFT CIRCUIT) THE TCM CONTROL LOGIC HAS BEEN CHANGED TO ELIMINATE THIS CONCERN.
05-005-15-30272017-05-19. Service bulletin. EQUIPMENT. SOME CUSTOMERS MAY COMPLAIN OF A WHINING NOISE FROM THE AUTOMATIC TRANSAXLE WHEN DRIVING AT 10 MPH AND ABOVE. THE NOISE: • DEPENDS ON THE VEHICLE’S SPEED ONLY (THE MORE SPEED, THE MORE NOISE) • OCCURS WITH ALL TYPES OF DRIVING (ACCELERATION, DECELERATION, STEADY SPEED) • DOES NOT DEPEND ON RPM, GEAR, OR ATF TEMPERATURE THIS IS CAUSED BY A DAMAGED BEARING IN THE TRANSAXLE DUE TO IMPROPER CONFIGURATION OF THE TRANSAXLE CASE. A MODIFICATION HAS NOW BEEN IMPLEMENTED ON AUTOMATIC TRANSAXLES WITH THE SERIAL NUMBER 3TR1111680 AND HIGHER OR 3TD1104906 AND HIGHER. THE SERIAL NUMBER CAN BE FOUND ON TOP OF THE TRANSAXLE CASE NEAR THE MANUAL SHAFT LEVER.
01-004-15-30282017-05-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE THE CHECK ENGINE LIGHT ON WITH DTC P0191:00 OR DTC P0088:00 STORED IN MEMORY. DTC P0191:00: FUEL PRESSURE SENSOR CIRCUIT RANGE/PERFORMANCE PROBLEM (EXCEPT 2014 MAZDA3) DTC P0088:00: FUEL PRESSURE SENSOR CIRCUIT RANGE/PERFORMANCE PROBLEM (2014 MAZDA3) THIS IS CAUSED BY THE HIGH PRESSURE FUEL PUMP NOT GENERATING THE TARGET FUEL PRESSURE (DUE TO A MANUFACTURING ERROR OF THE INNER PARTS). TO CORRECT THE PROBLEM, PRODUCTION CONTROL HAS BEEN IMPROVED.
01-005-15-30302017-05-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE THE CHECK ENGINE LIGHT ON WITH DTC P0300:00, P0301:00, P0302:00, P0303:00 AND/OR P0304:00 STORED IN MEMORY AND ACCOMPANIED WITH AN INCREASED ENGINE OIL LEVEL. P0300:00: RANDOM MISFIRE DETECTED P0301:00: CYLINDER NO.1 MISFIRE DETECTED P0302:00: CYLINDER NO.2 MISFIRE DETECTED P0303:00: CYLINDER NO.3 MISFIRE DETECTED P0304:00: CYLINDER NO.4 MISFIRE DETECTED THIS IS CAUSED BY IMPROPER CONTROL LOGIC OF THE PCM. IN COLD WEATHER BELOW 14 °F (-10 °C) WITH REPEATED SHORT TIME OPERATION, EXCESS FUEL INJECTED IN THE CYLINDERS MAY ACCUMULATE IN THE CRANK CASE AND RESULT IN INCREASED OIL LEVEL AND MISFIRE.
05-004-15-3034A2017-05-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME CUSTOMERS MAY COMPLAIN OF A CHECK ENGINE LIGHT AND A/T WARNING LIGHT ON WHEN STARTING THE ENGINE. AT THE SAME TIME, AN ENGINE INSPECTION REQUIRED MESSAGE IS DISPLAYED ON THE LCD. DTC P0722:00 IS STORED IN THE TRANSMISSION CONTROL MODULE (TCM) MEMORY. • DTC P0722:00 (OPEN CIRCUIT IN OUTPUT SPEED SHAFT CIRCUIT) THE TCM CONTROL LOGIC HAS BEEN CHANGED TO ELIMINATE THIS CONCERN.
09-013-15-30362017-05-19. Service bulletin. EQUIPMENT:ELECTRICAL. SOME VEHICLES MAY EXHIBIT A RATTLING NOISE FROM INSIDE THE FRONT DOOR WHEN THE DOOR VIBRATES WHILE DRIVING OR WHEN THE AUDIO SYSTEM BASS IS TURNED UP. THIS IS CAUSED BY A WORN PAD (A) ON THE WINDOW REGULATOR CABLE FROM REPEATED OPERATION OF THE WINDOW GLASS (B) GOING UP AND DOWN. THE CABLE THEN DIRECTLY CONTACTS THE WINDOW GLASS WHEN RECEIVING VIBRATIONS, CAUSING A RATTLING NOISE.
05-002-15-3019C2017-05-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE THE CHECK ENGINE LIGHT AND AUTOMATIC TRANSAXLE WARNING LIGHT ON WITH ONE OR MORE OF THESE DTCS STORED IN THE TCM MEMORY (P0842, P0847, P0872, P0877, P0780). • P0842:00 - OIL PRESSURE SWITCH NO. 1 (OIL PRESSURE SWITCH B) STUCK ON • P0847:00 - OIL PRESSURE SWITCH NO. 2 (OIL PRESSURE SWITCH A) STUCK ON • P0872:00 - OIL PRESSURE SWITCH NO. 3 (OIL PRESSURE SWITCH A) STUCK ON • P0877:00 - OIL PRESSURE SWITCH NO. 4 (OIL PRESSURE SWITCH B) STUCK ON • P0780:00 - GEAR SHIFTING MALFUNCTION THIS IS CAUSED BY THE OIL PRESSURE SWITCH A AND/OR B AT THE CONTROL VALVE BODY TEMPORARILY OR PERMANENTLY GETTING STUCK DUE TO CONTAMINATION ENTERING THE PASSAGE. TO CORRECT THE PROBLEM, SOME MASS PRODUCTION CHANGES HAVE BEEN IMPLEMENTED TO REDUCE CONTAMINATION AND IMPROVE THE DTC DIAGNOSTIC LOGIC.
05-004-15-3034B2017-05-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME CUSTOMERS MAY COMPLAIN OF A CHECK ENGINE LIGHT AND A/T WARNING LIGHT ON WHEN STARTING THE ENGINE. AT THE SAME TIME, AN ENGINE INSPECTION REQUIRED MESSAGE IS DISPLAYED ON THE LCD. DTC P0722:00 IS STORED IN THE TRANSMISSION CONTROL MODULE (TCM) MEMORY. • DTC P0722:00 (OPEN CIRCUIT IN OUTPUT SPEED SHAFT CIRCUIT) THE TCM CONTROL LOGIC HAS BEEN CHANGED TO ELIMINATE THIS CONCERN.
01-019-14-29852017-05-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE THE CHECK ENGINE LIGHT ON WITH DTC P0300:00, P0301:00, P0302:00, P0303:00 AND/OR P0304:00 STORED IN MEMORY AND ACCOMPANIED WITH AN INCREASED ENGINE OIL LEVEL.P0300:00: RANDOM MISFIRE DETECTED P0301:00: CYLINDER NO.1 MISFIRE DETECTED P0302:00: CYLINDER NO.2 MISFIRE DETECTED P0303:00: CYLINDER NO.3 MISFIRE DETECTED P0304:00: CYLINDER NO.4 MISFIRE DETECTEDTHIS IS CAUSED BY IMPROPER CONTROL LOGIC OF THE PCM. IN COLD WEATHER BELOW 14 °F (-10 °C) WITH REPEATED SHORT TIME OPERATION, EXCESS FUEL INJECTED IN THE CYLINDERS MAY ACCUMULATE IN THE CRANK CASE AND RESULT IN INCREASED OIL LEVEL AND MISFIRE.
05-003-14-2898B2017-05-19. Service bulletin. EQUIPMENT. MIL ON WITH DTC P0780 AND/OR P1738 OR OTHER DTCS, BULLETIN NOTE•THIS BULLETIN HAS BEEN REPLACED BY SERVICE BULLETIN 05-005/14.•THIS BULLETIN SUPERSEDES THE PREVIOUS BULLETINS 05-003/14 ISSUED ON 04/04/14 AND 02/21/14 AND 05-005/13 ISSUED ON 09/23/13, 9/25/13,12/16/13, AND 12/17/13
05-002-15-30192017-05-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE THE CHECK ENGINE LIGHT AND AUTOMATIC TRANSAXLE WARNING LIGHT ON WITH ONE OR MORE OF THESE DTCS STORED IN THE TCM MEMORY (P0842, P0847, P0872, P0877, P0780). • P0842:00 - OIL PRESSURE SWITCH NO. 1 (OIL PRESSURE SWITCH B) STUCK ON • P0847:00 - OIL PRESSURE SWITCH NO. 2 (OIL PRESSURE SWITCH A) STUCK ON • P0872:00 - OIL PRESSURE SWITCH NO. 3 (OIL PRESSURE SWITCH A) STUCK ON • P0877:00 - OIL PRESSURE SWITCH NO. 4 (OIL PRESSURE SWITCH B) STUCK ON • P0780:00 - GEAR SHIFTING MALFUNCTION. THIS IS CAUSED BY THE OIL PRESSURE SWITCH A AND/OR B AT THE CONTROL VALVE BODY TEMPORARILY OR PERMANENTLY GETTING STUCK DUE TO CONTAMINATION ENTERING THE PASSAGE. TO ORRECT THE PROBLEM, SOME MASS PRODUCTION CHANGES HAVE BEEN IMPLEMENTED TO REDUCE CONTAMINATION AND IMPROVE THE DTC DIAGNOSTIC LOGIC.
05-002-15-3019A2017-05-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE THE CHECK ENGINE LIGHT AND AUTOMATIC TRANSAXLE WARNING LIGHT ON WITH ONE OR MORE OF THESE DTCS STORED IN THE TCM MEMORY (P0842, P0847, P0872, P0877, P0780). • P0842:00 - OIL PRESSURE SWITCH NO. 1 (OIL PRESSURE SWITCH B) STUCK ON • P0847:00 - OIL PRESSURE SWITCH NO. 2 (OIL PRESSURE SWITCH A) STUCK ON • P0872:00 - OIL PRESSURE SWITCH NO. 3 (OIL PRESSURE SWITCH A) STUCK ON • P0877:00 - OIL PRESSURE SWITCH NO. 4 (OIL PRESSURE SWITCH B) STUCK ON • P0780:00 - GEAR SHIFTING MALFUNCTION. THIS IS CAUSED BY THE OIL PRESSURE SWITCH A AND/OR B AT THE CONTROL VALVE BODY TEMPORARILY OR PERMANENTLY GETTING STUCK DUE TO CONTAMINATION ENTERING THE PASSAGE. TO ORRECT THE PROBLEM, SOME MASS PRODUCTION CHANGES HAVE BEEN IMPLEMENTED TO REDUCE CONTAMINATION AND IMPROVE THE DTC DIAGNOSTIC LOGIC.
05-002-15-3019B2017-05-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE THE CHECK ENGINE LIGHT AND AUTOMATIC TRANSAXLE WARNING LIGHT ON WITH ONE OR MORE OF THESE DTCS STORED IN THE TCM MEMORY (P0842, P0847, P0872, P0877, P0780). • P0842:00 - OIL PRESSURE SWITCH NO. 1 (OIL PRESSURE SWITCH B) STUCK ON • P0847:00 - OIL PRESSURE SWITCH NO. 2 (OIL PRESSURE SWITCH A) STUCK ON • P0872:00 - OIL PRESSURE SWITCH NO. 3 (OIL PRESSURE SWITCH A) STUCK ON • P0877:00 - OIL PRESSURE SWITCH NO. 4 (OIL PRESSURE SWITCH B) STUCK ON • P0780:00 - GEAR SHIFTING MALFUNCTION. THIS IS CAUSED BY THE OIL PRESSURE SWITCH A AND/OR B AT THE CONTROL VALVE BODY TEMPORARILY OR PERMANENTLY GETTING STUCK DUE TO CONTAMINATION ENTERING THE PASSAGE. TO ORRECT THE PROBLEM, SOME MASS PRODUCTION CHANGES HAVE BEEN IMPLEMENTED TO REDUCE CONTAMINATION AND IMPROVE THE DTC DIAGNOSTIC LOGIC.
01-013-15-30482017-05-17. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY. SOME CUSTOMERS MAY COMPLAIN THAT THE FUEL TANK IS DIFFICULT TO FILL UP. THIS CONCERN MAY BE CAUSED BY IMPROPER OPERATION OF THE NON-RETURN VALVE IN THE FUEL TANK (TEMPORARILY STUCK OPEN). THE PRODUCTION PROCESS OF THE FUEL TANK HAS BEEN IMPROVED TO ELIMINATE THIS CONCERN.
01-014-15-30552017-05-17. Service bulletin. ENGINE. FREQUENT ENGINE STARTS UNDER EXTREMELY COLD AMBIENT TEMPERATURES MAY RESULT IN OIL SEEPAGE FROM THE ENGINE OIL PRESSURE SWITCH. THIS CONCERN MAY BE CAUSED BY A LACK OF DURABILITY OF THE OIL PRESSURE SWITCH UNDER THESE CONDITIONS. TO CORRECT THE PROBLEM, THE OIL PRESSURE SWITCH HAS BEEN IMPROVED TO INCREASE THE DURABILITY IN COLD AMBIENT TEMPERATURES. ALL SKYACTIV ENGINES EQUIPPED WITH OIL PRESSURE SWITCH PART NUMBER PE01-18-501A ARE APPLICABLE TO THIS ISSUE.
01-015-15-30642017-05-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES USING AN AUXILIARY HEATER (BLOCK HEATER) MAY EXPERIENCE THE CHECK ENGINE LIGHT ON WITH DTC P0116:00 OR P011A WHEN STARTING IN COLD WEATHER BELOW 32 °F (0 °C). • P0116:00: ECT SENSOR NO.1 CIRCUIT RANGE/PERFORMANCE PROBLEM • P011A:00: ECT SENSOR NO.1/NO.2 PERFORMANCE PROBLEM. THIS IS CAUSED BY ERROR DETECTION LOGIC OF THE PCM. TO CORRECT THE PROBLEM, THE CONTROL LOGIC OF THE PCM HAS BEEN CHANGED.
01-005-15-3030A2017-05-16. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE. SOME VEHICLES MAY EXPERIENCE THE CHECK ENGINE LIGHT ON WITH DTC P0300:00, P0301:00, P0302:00, P0303:00 AND/OR P0304:00 STORED IN MEMORY AND ACCOMPANIED WITH AN INCREASED ENGINE OIL LEVEL. P0300:00: RANDOM MISFIRE DETECTED P0301:00: CYLINDER NO.1 MISFIRE DETECTED P0302:00: CYLINDER NO.2 MISFIRE DETECTED P0303:00: CYLINDER NO.3 MISFIRE DETECTED P0304:00: CYLINDER NO.4 MISFIRE DETECTED THIS IS CAUSED BY IMPROPER CONTROL LOGIC OF THE PCM. IN COLD WEATHER BELOW 14 °F (-10 °C) WITH REPEATED SHORT TIME OPERATION, EXCESS FUEL INJECTED IN THE CYLINDERS MAY ACCUMULATE IN THE CRANK CASE AND RESULT IN INCREASED OIL LEVEL AND MISFIRE.
02-004-14-29762017-05-11. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR. SOME CUSTOMERS MAY COMPLAIN THAT THE STEERING WHEEL IS OFF CENTER MORE THAN 3° EVEN WHEN DRIVING STRAIGHT ON A FLAT ROAD. FOLLOW STEERING WHEEL ALIGNMENT PROCEDURE.
09-049-14-29802017-05-11. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. WHEN DEALING WITH CUSTOMER COMPLAINTS OF EXCESSIVE CONDENSATION AND/OR WATER WITHIN THE HEADLAMP UNIT, FIRST DETERMINE IF ALL THE BULB SOCKETS ARE PRESENT AND CORRECTLY INSTALLED. IN MOST CASES YOU WILL FIND THAT THE BULB SEAL NO. 1 (A) OR HID BULB SEAL NO. 1 (B) AND BULB SEAL NO. 2 (C) SOCKET COVERS HAVE NOT BEEN CORRECTLY INSTALLED OR ARE MISSING DUE TO IMPROPER PRIOR REPAIRS (I.E., CUSTOMER REPLACING THE HEADLAMP BULBS OR BODY SHOP NOT TRANSFERRING THEM WHEN REPLACING THE HEADLAMP UNIT(S) DUE TO A COLLISION). ANY DAMAGE CAUSED BY MISSING SOCKET COVERS, HID MODULE SEAL (D), OR MISSING BUMPER BRACKETS (E) IS NOT COVERED BY WARRANTY POLICY.
05-008-14-2920A2017-05-11. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. SOME VEHICLES MAY EXHIBIT ONE OF THE FOLLOWING CONCERNS: • HARD TO SHIFT INTO 3RD, 4TH, 5TH, AND/OR 6TH GEAR. • SOMETIMES THE SHIFTER MAY JUMP OUT OF 3RD GEAR OVER A ROAD BUMP WHEN ACCELERATING AFTER DECELERATION AT 25-40 MPH (40-65 KM/H) THIS IS CAUSED BY A FAILURE OF THE RELATED CLUTCH HUB(S). TO CORRECT THE PROBLEM OF HARD SHIFTING, THE SHAPE OF THE 3-4 AND 5-6 CLUTCH HUB HAS BEEN CHANGED. A SURFACE TREATMENT HAS NOW BEEN ADDED TO THE 3-4 CLUTCH HUB TO PREVENT 3RD GEAR FROM JUMPING OUT.
00-003-14-29702017-05-11. Service bulletin. EQUIPMENT. IN SUPPORT OF SKYACTIV MANUAL TRANSMISSION MODELS, MAZDA WILL SHIP TO ALL DEALERS ONE (1) NEW SPECIAL SER-VICE TOOL (SST). THE SST WILL BE SHIPPED AUTOMATICALLY BY MAZDA’S TOOL VENDOR SNAP-ON TOOLS, STARTING IN MID-OCTOBER 2014.THE FOLLOWING SST IS THE LATEST ADDITION TO THE MAZDA REQUIRED TOOL (MRT) LIST.
01-009-14-2909A2017-05-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE A ROUGH IDLE WITH THE MIL ON AND DTC P0015 / P0524 STORED IN MEMORY.•P0015:00 - EXHAUST CMP TIMING OVER-RETARDED•P0524:00 - ENGINE OIL PRESSURE TOO LOWTHIS IS CAUSED BY A DROP IN ENGINE OIL PRESSURE DUE TO A PIECE OF FOREIGN OBJECT STUCK ON THE OIL PUMP PRESSURE RELIEF VALVE OR OCV. THE TEMPORARY ENTRY OF THE FOREIGN OBJECT TRIGGERS A MIL ILLUMINATION, BUT ROUGH IDLE WILL NOT BE PRODUCED UNTIL A LATER TIME.
09-025-14-2925A2017-05-08. Service bulletin. EQUIPMENT. SOME VEHICLES MAY EXHIBIT A CRACKING NOISE ORIGINATED AT THE POSITIONING PINS NEAR THE TOP CORNERS OF THE WIND-SHIELD AND/OR REAR WINDOW WHEN DRIVING ON UNEVEN ROAD SURFACE. THIS HAPPENS WHEN THE AMBIENT TEMPERATURE IS APPROXIMATELY 14 °F (-10 °C) OR LOWER AND THE VEHICLE CABIN HAS NOT YET WARMED UP. THE NOISE IS CAUSED BY THE WINDSHIELD AND/OR REAR WINDOW LOCATING STOPPER CONTACTING THE PANEL.

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