RoadVitals

2004 Mazda Mazda6 Brakes Problems

Owner-reported complaints naming the brake system, filed with NHTSA

Data refreshed

Brakes reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
11
Latest Aug 8, 2020
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
7%
of 160 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
2
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
0

What this page shows

Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake. Every record below is an owner-reported complaint about the 2004 Mazda Mazda6 submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 11 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming brake

Shown in the owner’s own words, exactly as filed

BrakesElectricalEngine
Filed Aug 8, 2020

I BOUGHT THIS CAR FOR 3,000 FROM THE OWNER HAD IT FOR 2 MONTHS, GOT OIL AND ALL FLUIDS CHANGED. WHEN I WAS LEAVING MY HOUSE A BLOCK AWAY IT TOTALLY DIED ON ME AND NOW IT WONT START AT ALL. I AM VERY FRUSTRATED BECAUSE I DONT HAVE THE MONEY TO BUY ABOTHER ONE. OR EVEN REPAIR IT.

NHTSA ID
11344097
Incident
Aug 8, 2020
Mileage
1 mi
Brakes
Filed Apr 21, 2015

TL* THE CONTACT OWNS A 2004 MAZDA 6. WHEN THE EMERGENCY BRAKE WAS APPLIED, THE VEHICLE WAS ABLE TO ROLL BACKWARDS. THE FAILURE WAS INTERMITTENT. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 103,001.

NHTSA ID
10712036
Incident
Jan 17, 2014
Mileage
103,001 mi
Brakes
Filed Jun 19, 2009
Crash reported

AFTER EXITING A FREEWAY AND DECELERATING AND BRAKING NORMALLY, I WAITED BEHIND OTHER TRAFFIC FOR THE LIGHT TO CHANGE, WITH MY FOOT ON THE BRAKE AND THE GEAR SELECTOR IN DRIVE. SUDDENLY, THE ENGINE RPMS INCREASED SHARPLY AND MY CAR MOVED FORWARD. I WAS UNABLE TO HOLD THE CAR IN PLACE WITH THE BRAKE PEDAL. I DEPRESSED THE BRAKE SO HARD THAT I SENSED THE PULSING OF THE ABS SYSTEM. THIS WAS COMPLETELY UNEXPECTED, SO BY THE TIME I SHIFTED INTO NEUTRAL, MY CAR HAD STRUCK THE REAR OF THE ONE AHEAD. I THEN TURNED OFF THE IGNITION. NO DAMAGE WAS DONE, AND THE OTHER DRIVER AND I AGREED IT WAS A "NON-REPORTABLE" ACCIDENT. AFTER THE INCIDENT, I WAITED ABOUT 30 SECONDS AND RESTARTED THE CAR. I CONTINUED TO DRIVE HOME WITHOUT INCIDENT. MY CAR HAD OPERATED NORMALLY UNDER VARIOUS TRAFFIC CONDITIONS FOR THE PREVIOUS TWO HOURS. I WAS NOT USING THE AIR CONDITIONING AT THE TIME; I WAS RUNNING THE VENTILATOR FAN SYSTEM. IT IS HIGHLY UNLIKELY THAT I HAD DEPRESSED BOTH BRAKE AND ACCELERATOR TOGETHER, AS I HAD JUST BRAKED NORMALLY AND DID NOT MOVE MY FOOT FROM THE BRAKE PEDAL. (I CHECKED LATER TO SEE IF IT WAS EVEN POSSIBLE TO TOUCH BOTH PEDALS SIMULTANEOUSLY. I COULD NOT, WITHOUT PUTTING MY FOOT AT AN AWKWARD, ANGLED POSITION.) I ALSO CHECKED FOR A JAMMED FLOOR MAT, BUT IT WAS WELL CLEAR OF THE PEDALS. THIS UNEXPECTED ACCELERATION OCCURRED AT CA. 66,000 MI. THERE WAS ONE SUCH PREVIOUS INCIDENT, AT CA. 14,000 MI. THE MAZDA DEALER THAT REGULARLY SERVICES THE VEHICLE INSPECTED THE CAR AND RAN VARIOUS ELECTRONIC, THROTTLE, AND VACUUM TESTS, WITH ADVICE FROM MAZDA'S NATIONAL SERVICE CENTER. NO DEFECTS WERE FOUND. A SENIOR SERVICE MANAGER ALSO DROVE THE CAR FOR SOME SEVEN MILES UNDER VARIOUS TRAFFIC CONDITIONS, BUT THE PROBLEM DID NOT RECUR. A SERVICE ADVISOR AT THE DEALERSHIP SUGGESTED IT MIGHT BE AN INTERMITTENT ELECTRONICS PROBLEM; AND ALSO THAT MY WIFE AND I SHIFT FROM DRIVE TO NEUTRAL EACH TIME WE STOP IN TRAFFIC, AND WATCH THEN FOR SUDDEN RPM INCREASES. *TR

NHTSA ID
10274351
Incident
Jun 14, 2009
Mileage
66,100 mi
Brakes
Filed Nov 5, 2007

BRAKES SUDDENLY FAILED WHILE DRIVING BARELY AVOIDING A SERIOUS COLLISION. BRAKES WERE WORKING FINE BEFORE COMPLETE FAILURE. UPON INSPECTION BY A MECHANIC AT MIDAS THE LEFT FRONT BRAKE LINE WAS RUBBING AGAINST THE AXLE BOOT RESULTING IN A BREAK IN THE LINE AND TEARING OF THE BOOT. THIS RESULTED IN A COMPLETE LOSS OF BRAKE FLUID. PREVIOUSLY THE RIGHT FRONT BRAKE LINE HAD FALLEN OFF DURING PAD INSPECTION. *TR

NHTSA ID
10208010
Incident
Nov 2, 2007
Mileage
52,500 mi
Brakes
Filed Aug 1, 2007

TL*THE CONTACT OWNS A 2004 MAZDA 6. THE METAL BRAKE LINES WERE RUBBING AGAINST THE CV BOOTS. THEY HAVE WORN THROUGH BOTH SIDES OF THE BOOTS AND RESULTED IN HOLES FORMING IN THE BRAKE LINES ITSELF PER THE MECHANIC. HE ALSO STATED THAT THIS WAS A MANUFACTURER'S DEFECT. THE MANUFACTURER HAS NOT BEEN NOTIFIED. THE VEHICLE IS CURRENTLY IN THE REPAIR SHOP. THE FAILURE AND CURRENT MILEAGE WAS 70,000. THE VIN NUMBER AND ENGINE SIZE ARE UNAVAILABLE.

NHTSA ID
10198175
Incident
Aug 1, 2007
Mileage
70,000 mi
Brakes
Filed Aug 4, 2006

FRONT BRAKE DISCS SEVERE VIBRATION ON STEERING WHEN APPLYING BRAKES! *JB

NHTSA ID
10164470
Incident
Aug 3, 2006
Mileage
16,714 mi
Brakes
Filed Feb 11, 2006

2004 MAZDA6 THIS IS WHAT I SENT TO MAZDA AND THEIR REPLY: "33968 MILES. SECOND TIME THE FRONT ROTORS HAD TO BE TURNED DOWN BECAUSE OF WARPING. FIRST TIME NO CHARGE (22,780 MILES), THIS TIME A CHARGE OF $119.99. THE DEALERSHIP SAYS THEY ARE NOT COVERED BY THE WARRANTY, YET THE WARRANTY INFORMATION BOOK PAGE 9 STATES "ANY COMPONENT...48 MONTHS OR 50,000 MILES". THE MAZDA6 OWNER'S WEB PAGES HAVE MANY DISCUSSIONS ON THE UNDERSIZED WEAK WARPING FRONT ROTORS. - FIRST ARE THE ROTORS COVERED IN THE WARRANTY? - SECOND AND MOST IMPORTANT ARE THE ENGINEERS AT MAZDA LOOKING INTO REPLACING THIS WEAK COMPONENT. LOVE THE CAR BUT THIS IS MY WIFE'S TRANSPORTATION TO WORK AND BACK 90 MILES ROUND TRIP. I PURCHASED THIS FOR HER SO I WOULD NOT WORRY ABOUT HER CAR. NOW I'M LOOKING AT WHAT, $119.99 EVERY 11,000 MILES UNTIL THE BIG DAY WHEN THEY HAVE TO BE REPLACED (WHICH THE DEALERSHIP SAID WOULD BE THE NEXT TIME). THEN REPLACE WITH WHAT, OEM AND START ALL OVER. YOUR CONCERN IN THIS WOULD BE GREATLY APPRECIATED." THEIR REPLY: "I REGRET TO READ OF YOUR RECENT EXPENDITURE FOR REPAIRING YOUR VEHICLE'S BRAKES. AS YOU KNOW SPECIFIC INFORMATION REGARDING WARRANTY COVERAGE CAN BE FOUND IN THE WARRANTY INFORMATION BOOKLET THAT MAZDA PROVIDES WITH ALL NEW VEHICLES. MAZDA'S NEW VEHICLE LIMITED WARRANTY IS FOR 48-MONTHS OR 50,000 MILES, WHICHEVER COMES FIRST. THIS IS A BUMPER-TO-BUMPER WARRANTY BUT DOES NOT COVER MAINTENANCE FOR WEAR ITEMS SUCH AS OIL CHANGES, BRAKE PADS, TIRES, CLUTCH, ETC. PLEASE KEEP IN MIND THAT YOUR WARRANTY ONLY COVERS DEFECTS IN WORKMANSHIP OR MATERIALS, NOT ITEMS RELATED TO MAINTENANCE, NORMAL WEAR AND TEAR, OR OUTSIDE INFLUENCES. PLEASE REFER TO PAGE 12 OF YOUR WARRANTY INFORMATION BOOKLET." I WONDER IF THEY EVER READ THEIR OWN WARRANTY BOOK, HOW CAN TURNING AND REPLACING ROTORS BE A "NORMAL MAINTENANCE SERVICE" ? *JB

NHTSA ID
10150011
Incident
Feb 1, 2006
Mileage
35,000 mi
Brakes
Filed May 27, 2005

CAR MAKES A NOISE FROM BRAKES WHEN TURINING ALL THE WAY TO THE LEFT AND APPLYING PRESSURE TO THE BRAKES. IT'S NOT A NORMAL BRAKE SQUEAL, IT'S MORE OF A MOANING NOISE. IT IS DEFINATELY COMING FROM THE DRIVER'S SIDE FRONT BRAKE. IT DOES NOT HAPPEN WHEN IT TURNS TO THE RIGHT. IT ALSO NORMALLY OCCURRS WHEN THE VEHICLE/BRAKES ARE HOT. IT HAS BEEN OCCURRING FOR THE PAST 10 MONTHS. TWO SEPERATE MAZDA DEALERSHIPS SAY THERE IS NO PROBLEM AND THEY "CAN'T REPRODUCE THE SOUND." AT PINNACLE MAZDA (RENTON, WA), THE SERVICE MANAGER SAID THERE WAS NO PROBLEM. I HAD A MECHANIC RIDE WITH ME TO TRY AND MAKE THE SOUND. DURING THE RIDE, HE STATED THAT MAZDA HAS BEEN HAVING A "TON OF COMPLAINTS ABOUT BRAKES, ESPECIALLY THE RX-8, BUT ALSO ON THE MAZDA 6 AND MAZDA 3." HE FURTHER STATED, "IT DOESN'T SEEM LIKE MAZDA CAN FIND A FIX EITHER." I THOUGHT THIS WAS INTERESTING COMING FROM A MAZDA MECHANIC. ULTIMATELY, MY CAR STILL MAKES THE NOISE. I HAVE A CO-WORKER WHO HAS THE SAME CAR, AND IT TOO MAKES THE SAME NOISE.

NHTSA ID
10122312
Incident
May 25, 2005
Mileage
12,000 mi
Brakes
Filed Nov 18, 2004

WHILE PARKING ON AN INCLINE I ATTEMPTED TO SET THE CARAS PARKING BRAKE. WITH MY FOOT ON THE BRAKE PEDAL, I PULLED THE BRAKE HANDLE FULLY UPWARD WITHOUT HOLDING THE BUTTON. WHEN I RELEASED MY HAND FROM THE PARKING BRAKE, I FOUND THE HANDLE TO STILL BE IN MY HAND BECAUSE IT HAD FALLEN BACK DOWN AS A RESULT OF NEVER ENGAGING. I ATTEMPTED TO SET THE PARKING BRAKE A MINIMUM OF 4 MORE TIMES WITH NO SUCCESS. IN A FINAL ATTEMPT, I PULLED THE HANDLE SWIFTLY AND MUCH MORE FIRMLY UPWARD AT WHICH POINT THE BRAKE FINALLY BECAME SET. I RETESTED THE PARKING BRAKE BY RELEASING IT AND SETTING IT AGAIN WITH SUCCESS. I RECENTLY TOOK THE CAR IN FOR SERVICE 11/8/04 BECAUSE THE CAR HAS A HISTORY OF THE PARKING BREAK RELEASING BY ITSELF BUT IT HAS NEVER BEEN TOTALLY UNABLE TO BE SET. CULVER CITY MAZDA STATES THAT THEY WERE UNABLE TO DUPLICATE THE PARKING BREAK FAILURE SO NO REPAIRS WERE MADE. IT WAS SUGGESTED THAT WHEN PULLING UP THE BRAKE HANDLE I SHOULD NOT PUSH THE BUTTON, WHICH IS SOMETHING I ALWAYS PRACTICED PRIOR TO THIS COMPLICATION.*AK

NHTSA ID
10100159
Incident
Nov 15, 2004
Mileage
6,500 mi
BrakesDriver assistance
Filed Nov 17, 2004

WHILE PULLING INTO A PARKING SPACE, THE BRAKES DISENGAGED, ALMOST CAUSING CONSUMER'S VEHICLE TO CRASH INTO OTHER VEHICLES. THE DEALER INSPECTED THE VEHICLE, AND STATED THAT THE BRAKES WERE NOT DEFECTIVE. *AK THE CONSUMER STATED THAT THE VEHICLE LUNGED FORWARD DURING THE INCIDENT. *SC *JB

NHTSA ID
10094641
Incident
Sep 25, 2004
Mileage
5,100 mi
Brakes
Filed Aug 12, 2004
Crash reported

WHILE DRIVING 45 MPH, THE DRIVER APPLIED THE BRAKE PEDAL AND THE BRAKES LOCK. THE DRIVER APPLIED THE BRAKE PEDAL NUMEROUS TIMES AND THE BRAKES BECAME INOPERATIVE. THIS CAUSED THE VEHICLE TO SKID AND SUBSEQUENTLY COLLIDED WITH ANOTHER VEHICLE. *JB

NHTSA ID
10087799
Incident
Aug 11, 2004

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

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Elsewhere on this vehicle

Data sources

Data on this page last refreshed .