2014 Mazda MAZDA6 Technical Service Bulletins

757 technical service bulletins (TSBs) are on record for the 2014 Mazda MAZDA6. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10169539Dec 17, 2019Equipment. A musty/mildew type odor may come from the vents when the air conditioning (A/C) system is operating. It is most noticeable when the A/C is first turned ON. This odor is the result of mold growth in the A/C evaporator/cooling unit which is caused by condensation, dust, and pollen within the cooling unit. This condition is usually worse during high humidity conditions. “Mazda Air Cooling Coil Coating” is…
• 10169537Dec 13, 2019Engine cooling, Equipment. There is a concern that some water pumps are being replaced that are not faulty, due to signs of a very small coolant leak from the bleed hole. This Service Bulletin is to inform you about the water pump sealing mechanism and the criteria if replacement is necessary or not.
• 10169509Dec 5, 2019Transmission and drivetrain, Engine cooling. GUIDE LINES AND PHOTOS TO DETERMINE IF FLUID/OIL SEEPAGE OR LEAK IS SEVERE ENOUGH TO REQUIRE WARRANTY REPAIR OR TO CLEAN AND MONITOR. Some customer's might state that they notice fluid or oil leaking/dripping on the ground when the vehicle is parked. For this concern, inspect the vehicle for any trace of a fluid or oil leak and use the following examples as a guide to determine if it is severe enough to require a…
• 10168785Nov 26, 2019Engine cooling. Some vehicles may exhibit oil leakage from the drive belt auto tensioner and rattling noises from the engine compartment. This may be caused by insufficient sealing at the drive belt auto tensioner damper when the auto tensioner fully operates under both high ambient temperature and high load conditions. To eliminate this concern, the shape of the drive belt auto tensioner damper has been changed.
• 10168139Nov 20, 2019Engine cooling, Equipment, Electrical system. Some customers may complain about:  Intermittent engine no start  Instrument cluster red security indicator light ON  Engine Start/Start Button Amber indicator light flashing  Battery discharge  Electrical relay buzzing noise  DTC B13D3:94 (Communication error with remote transmitter) stored.This may be caused by:  A key in a purse near a cell phone. The cell phone radio…
• 10168117Nov 18, 2019Engine cooling, Equipment, Electrical system. Some customers may expierience one or more of the following:  intermittent no start  engine stall  many DTC's stored  no communication with the PCM. This may be caused by a poor C-11 or C-12 electrical connection.
• 10168073Nov 4, 2019Visibility (wipers, defrost, mirrors), Equipment, Exterior lighting. Some customers may complain that the headlights are not as bright as they had previously been. This is caused by a dulled headlight reflector in the front combination light. To correct this issue, a service part reflector (internal part for discharge type front combination light) has been established instead of having to replace the whole front combination light.
• 10168068Nov 4, 2019Brakes. Some vehicles may exhibit a groan noise from the front brakes when braking at a very low speed (approximately 6 mph / 10 km/h). This may be caused by a brake torque variation at that speed due to an inappropriate machining process of the brake disc surface.
• 10166848Oct 8, 2019Engine cooling. Some customers may complain about high engine oil consumption. Before attempting any repairs, verify the complaint by using the guideline below to determine if an engine repair is necessary:
• 10165676Sep 30, 2019Engine cooling. If an engine assembly is replaced after a catastrophic internal mechanical failure, clean the intake manifold internally before installing a replacement engine assembly. If the intake manifold is not cleaned properly, the replacement engine may fail prematurely. Metallic debris from the old engine (with catastrophic internal mechanical failure) may rest inside the intake manifold.
• 10165345Sep 10, 2019Equipment. Some customers may complain about no cool air from the vents when the air conditioner (A/C) is ON. This concern may be caused by A/C refrigerant leaking from the evaporator at the joint between the tubes and the header due to improper brazing. To correct the problem, the configuration of the header has been changed to improve the brazing performance in this area.
• 10165350Sep 6, 2019Engine cooling, Body and structure. Some customers may complain of a lack of power under heavy load without any warning lights or DTCs. This concern may be due to a loose or detached hood weatherstrip, which can cause a blockage or restriction in the air intake system.
• 10164267Aug 23, 2019Engine cooling. Some vehicles may experience a rough idle with the check engine light on and DTC P0015 / P0524 stored in memory. P0015:00 - Exhaust CMP timing over-retarded. P0524:00 - Engine oil pressure too low. This 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 oil control valve (OCV). The temporary entry of the foreign object triggers a check engine…
• 10163827Aug 7, 2019Electrical system, Equipment. After the installation of a new instrument cluster, the message "Fctry" or “Factory” is displayed instead of the odometer. This concern may also occur when a room fuse is installed in a new vehicle. Some new instrument clusters are in the factory mode setting. Factory mode cancellation is required. NOTE: The concern is applicable to Calsonic Kansei instrument clusters. Not all trim levels are…
• 10163825Aug 7, 2019Exterior lighting, Brakes, Electrical system, Visibility (wipers, defrost…. Some customers may experience one or more electrical malfunctions after a vehicle body repair. The newly painted fender stay (2) may be causing a poor front harness (1) ground connection.The front fender stay (2) newly painted surface at ground point (3), where attachment bolt (4) is seated, may create a poor front harness ground connection. Customers concern can be resolved by sanding off paint at ground point (3)…
• 10164052Aug 1, 2019Steering. Some customers may have a concern of a loose steering wheel. If a customer reports a loose steering wheel and the lock bolt is found to be loose, DO NOT simply re-tighten the steering wheel. Follow the steps below in the Repair Procedure.
• 10163334Jul 31, 2019Equipment. The database error discovered with IDS 114.00-114.02 release has been fixed with IDS 114.04 release and is now available for download.
• 10163367Jul 16, 2019Equipment. A musty/mildew type odor may come from the vents when the air conditioning (A/C) system is operating. It is most noticeable when the A/C is first turned ON. This odor is the result of mold growth in the A/C evaporator/cooling unit which is caused by condensation, dust, and pollen within the cooling unit. This condition is usually worse during high humidity conditions. "Mazda Air Cooling Coil Coating" is available…
• 10163404Jul 12, 2019Body and structure, Visibility (wipers, defrost, mirrors). Some vehicles may exhibit the cushion tape (1) attached to the front end of dashboard coming off and showing at the base of the windshield. This is caused by the cushion tape peeling off from the end(s) due to interference with the windshield and vehicle vibration (CX-5/Mazda6) or from the gap between the dashboard and the cushion tape because there there is no rib (1) at the dashboard ends (Mazda3).
• 10163333Jul 9, 2019Electrical system, Equipment. Due to a database error discovered with IDS 114.00-114.02 release (which affects Recall 3719F), it will be necessary to uninstall IDS 114 and install IDS 113.00 and 113.06 update. The Recall can be performed after removing IDS 114 and installing IDS 113. This SA will be updated when more information is available.
• 10162013Jun 6, 2019Transmission and drivetrain. Some vehicles may exhibit one of the following concerns: 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), Hard to shift into 3rd, 4th, 5th, and/or 6th gear, Shift lever vibrates when driving in 3rd or 4th gear. This is caused by inappropriate transmission internal parts.
• 10160583May 23, 2019Steering. Some vehicles may exhibit wear/peel-off of the leather steering wheel surface causing a poor appearance. This concern may be caused by an insufficient wear resistance of the steering wheel surface.
• 10160555May 20, 2019Transmission and drivetrain. 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, P1738). 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…
• 10160553May 6, 2019Engine cooling, Electrical system. When pressing the START/STOP button, the ignition may not turn off on some vehicles equipped with a gate-type AT shifter. Although the shift lever is in “P” position and the engine shuts off normally, the ignition may stay on (in accessory mode). Some customers may describe this concern as "the radio stays on" or "the radio is staying on". This concern may be caused by a worn switch unit.
• 10159194Apr 23, 2019Transmission and drivetrain, Equipment, Electrical system. Some customer using “Flexible” setting for Oil Change in the maintenance monitor may notice that the oil change due notification will not work due to improper control logic of the PCM. The PCM clears the TRAVELED DISTANCE at the wrong time while the ELAPSED DAYS and the DETERIORATION DETERMINATION work as designed. To correct this issue, the control logic of the PCM has been changed.
• 10159204Apr 8, 2019Suspension, Wheels. There have been warranty claims submitted for noise in differentials, transfer units and transmissions where the source of the noise was a wheel bearing. This misdiagnosis can lead to multiple repair attempts, warranty debits, and additional inconvenience and/or cost to the customer. To reduce the chance of this occurring, please follow the steps outlined in the repair procedure.
• 10159201Apr 1, 2019Equipment. MAZDA IDS INOPERATIVE WITH VCM-II LICENSE EXPIRATION MESSAGE - If you encounter an IDS inoperative problem with VCM-II license expiration message, follow the instructions below: 1. CLICK HERE to download the resetting tool to your PC desktop. 2. Reboot your PC, DO NOT start any application after restarting. 3. Run the resetting tool by double clicking the "Reset.bat" file (on your desktop from step 1). 4. Press any…
• 10155437Mar 27, 2019Transmission and drivetrain. 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…
• 10155436Mar 22, 2019Transmission and drivetrain. Some vehicles may exhibit a squeak noise from the right front driveshaft at the automatic transaxle when driving. This concern is likely to occur when driving at speeds between 37-50 mph (60-80 km/h) with the ATF at normal operating temperature. The noise is caused by stick/slip between the oil seal at the transaxle and the dust cover of the driveshaft. To correct this issue, the thickness of the dust cover has…
• 10154879Mar 20, 2019Fuel system, Equipment, Engine cooling. In support of the new MRT distribution, Mazda will ship to dealers a new Dual Purpose Diagnostic Leak Detector beginning March, 2019. Training videos will be posted to MGSS shortly and Workshop Manual procedures will be revised gradually.
• 10154529Mar 15, 2019Exterior lighting. Some customers may complain of condensation/fog inside the front (headlamp/headlight) or rear (taillamp/taillight) combination lights. The recent new models have been fitted with a clear lens which can cause the symptom to be more noticeable, however, it does not affect the performance of the light. This condensation/fog is a natural phenomenon that occurs when there is a fairly large temperature difference between…
• 10154450Feb 15, 2019Electrical system. When pressing the START/STOP button in very cold weather, the ignition may not turn off on some vehicles equipped with a lock release button (1) on the selector lever knob. Although the selector lever is in the "P" position and the engine shuts off normally, the ignition may stay on (in accessory mode). NOTE: This TSB only applies if the selector lever knob is BHN2-46-030* or BHN4-46-030* with the lock release…
• 10154452Feb 5, 2019Electrical system. Some customers may experience one or more electrical malfunctions after a vehicle body repair. The newly painted fender stay (2) may be causing a poor front harness (1) ground connection.
• 10154451Feb 4, 2019Steering. Some vehicles may exhibit an unusual noise (clacking) from under the front of the vehicle. This noise only occurs when starting to move the vehicle while the steering wheel is fully turned to the driver-side (left side for LHD vehicle and right side for RHD vehicle). NOTE: The noise will not occur if the steering wheel is in the center or to the full passenger-side position.The noise is caused when the edge (A) of…
• 10153337Jan 29, 2019Equipment. Some vehicles may exhibit a Connectivity Master Unit (CMU), a BLUETOOTH® hands-free unit or text messaging related concerns. To improve the handling of BLUETOOTH® hands-free and/or text messaging customer concerns, Mazda created a special service and parts exchange program as of February 2010. Customers experiencing related concerns should have their vehicle and/or device inspected according to the following…
• 10153314Jan 24, 2019Engine. When the engine is started for the first time after parking the vehicle overnight in cold conditions (below 32 degrees Fahrenheit / 0 degrees Celsius), some vehicles may exhibit a rough idle and/or the check engine light on with any of the following DTC(s) stored in memory. P0300 - Random misfire detected P0301 - Cylinder No. 1 misfire detected P0302 - Cylinder No. 2 misfire detected P0303 - Cylinder No. 3 misfire…
• 10153318Jan 23, 2019Steering. Some customers may complain that the steering wheel is off center more than 3° even when driving straight on a flat road.
• 10153339Jan 14, 2019Electrical system. In accordance with Federal regulations, follow the procedure listed below when replacing a speedometer. NOTE: Tampering with a motor vehicle odometer is strictly prohibited by Federal, and State laws. It is the dealer's responsibility to comply with Federal, State, and local laws concerning odometer and related documentation requirements when providing a repair or replacement. Mazda vehicles are manufactured with…
• 10153336Jan 14, 2019Equipment. Some vehicles may exhibit a Connectivity Master Unit (CMU), a BLUETOOTH® hands-free unit or text messaging related concerns. To improve the handling of BLUETOOTH® hands-free and/or text messaging customer concerns, Mazda created a special service and parts exchange program as of February 2010. Customers experiencing related concerns should have their vehicle and/or device inspected according to the following…
• 10153334Jan 14, 2019Equipment. When encountering a vehicle with paint damage, refer to the "Mazda Pocket Paint Guide" to determine cause, prevention, remedy, and warranty coverage (if applicable). Copies of the Mazda Pocket Paint Guide are available for order on Mazda e-Store (part number: 9999-95-MPPG-12).
• 10153307Jan 14, 2019Brakes. Mazda North American Operations has approved an additional on-car brake lathe as an option for MNAO authorized equipment. The Pro-Cut On-Car Brake Lathe has been added to the MNAO authorized equipment program. NOTE: Accu-turn is still an approved brake lathe, but it is no longer available for purchase from our vendor. IMPORTANT: Rotors must be machined using a Mazda approved on-car brake lathe, or warranty claims…
• 10153306Jan 14, 2019Equipment. Mazda has developed factory recommended scheduled maintenance services that support all major vehicle systems. Mazda recommends dealers follow the scheduled maintenance tables as cited in the vehicle- specific workshop manual or owner's manual. Services performed outside of Mazda's factory scheduled maintenance are not recommended. These services are unnecessary and create unneeded expenses for your customers.
• 10153305Jan 14, 2019Forward collision avoidance. Some vehicles may have DTC C1001:92 stored in memory. DTC C1001:92 sets as a past record for low visibility of the Forward Sensing Camera (FSC). It does not mean there is an actual FSC defect. In some cases the customer may have a concern with the Lane Departure Warning System (LDWS) and/or High Beam Control system (HBC). In other cases this DTC might be found without a related customer concern.
• 10153333Jan 10, 2019Equipment. Mazda infotainment systems require contacting the proper source for diagnostic support, parts authorization, and parts exchange. Some components require prior authorization before ordering as exchange. Refer to DAG Exchange Central (MXConnect>Parts and Accessories>Parts>Programs>Exchange Central) for component availability, source of technical support and prior authorization requirement.
• 10153329Jan 10, 2019Air bags. This information is provided to help address Passenger Airbag Deactivation (PAD) Indicator illumination concerns during vehicle service.
• 10153317Jan 10, 2019Suspension. Beginning with the CX-5, grip type front and rear stabilizer bushings have been incorporated for noise prevention purposes. If any type of grease or lubrication is applied to the bushings, it may create noise due to bushing slippage.
• 10153316Jan 10, 2019Wheels. Some automotive cleaning products contain strong acid or alkali. When these types of cleaners are used to clean the wheels on Mazda vehicles, the chemicals contents penetrate the clear coating of the wheel surface and damage the paint under the clear coating. The damaged area has the appearance of dark stains.
• 10153313Jan 10, 2019Electrical system. The vehicles listed above are equipped with a push button start/stop ignition system. Unlike previous Mazda models, there is no key cylinder on the steering column. Therefore, the engine cannot be started with the auxiliary key if the room fuse is removed or if the transmitter battery is dead.
• 10153312Jan 10, 2019Engine cooling. Some vehicles may exhibit the check engine light on with DTC P0456 stored in the PCM memory. P0456: EVAP system leak detected (very small leak). The concern is most likely the result of the customer not getting the fuel cap completely closed after fueling the vehicle. This causes a small fuel vapor leak and turns DTC P0456 on.
• 10153227Jan 10, 2019Brakes. Some vehicles exhibit brake related concerns such as brake noise, brake judder or brake dragging. If you encounter a customer complaint for any one of these symptoms, refer to the following information to understand why symptoms may occur, and to better assist the customer in resolving their specific brake concern.

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