| 1 | 0 | 3 | 3 | 8 | 2 |
2003 Mazda Mazda6 repairs by problem area
Engine (58%)
Transmission and Drivetrain (2%)
Brakes and Traction Control (3%)
Suspension and Steering (18%)
Electrical and Air Conditioning (11%)
Paint, Rust, Leaks, Rattles, and Trim (2%)
Other (5%)
Chart based on 96 repairs.
2003 Mazda Mazda6 repair cost distribution
$2500+ (2%)
$1000 - $2499 (7%)
$500 - $999 (20%)
$100 - $499 (35%)
< $100 (35%)
Chart based on 85 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
2003 Mazda Mazda6
Engine not specified
| Mazda Mazda6 in Spain Oct 2009 - Mar 2010 | |||
| Nov 2009115320 mi | Bad diagnosis for Mazda. I decided no repair because the cost was 4500$. I sold the car and the buyer discovered there was nothing broken, only bad oil ( Mazda team put the oil at 180.00 ) | ||
| Mazda Mazda6 in Florida, United States Sep 2012 - Oct 2012 | |||
| Oct 201277000 miUS $1300 | Engine miss at 75K. 3 spark plugs and 3 ignition coils, plus replacing valve cover gasket. Price-1300. major work to replace plugs, including taking off intake manifold. Poor design. | ||
2003 Mazda Mazda6 4dr Sedan
220-horsepower 3.0L V6 5-speed shiftable automatic FWD
| Mazda Mazda6 in Texas, United States Mar 2009 - Jul 2009 | |||
| May 2009112000 mi | Bushings cracked on lower control arms. Parts $200. Labor to install $550. | ||
| Jul 2009112000 mi | Air/fuel mixture sensor failed. Would have cost $500 to fix. | ||
| Mazda Mazda6 in Tennessee, United States Apr 2009 - Jun 2011 | |||
| Aug 2009US $350 | new battery; also had engine light indicting misfire on an engine coil. misfiring was causing car to jerk slightly while idling. coil replaced. | ||
| May 201098000 mi | new throttle body, also had checked for occasional "popping" sound (shop said sound was harmless), also had oil change new throttle body, also had checked for occasional "popping" sound (shop said sound was harmless), also had oil change cooling fan is running on high constantly, stays on for a short while even after car is turned off. Shop says it wont hurt anything/might be a circuit in the computer but it would be 500+ to send for repairs. | ||
| Jun 2010101000 mi | cooling fan made loud constant noise. I discovered it was under recall so it was fixed for free. | ||
| Mazda Mazda6 in Missouri, United States Aug 2010 - Jun 2011 | |||
| Sep 201079000 miUS $225 | Headliner was falling down and was replaced. | ||
| Mazda Mazda6 in Florida, United States Feb 2011 - Jun 2011 | |||
| Jun 2011103000 miUS $250 | "ActiveMatic" automatic/manual mode trasmission shifter became intermittant over time until unreliable manual shifts resulted. Problem was the 3 microswitches assembled into the shift pattern housing. The contacts became dirty/corroded (?). | ||
| Mazda Mazda6 in Illinois, United States Feb 2011 - Apr 2011 | |||
| Mar 2011131000 miUS $450 | Evap sensor bad. Not required to smog test in my location, so told I could live with it as repair was more than car was worth. Diagnosis worn spark plugs, misfire #4, bad coil #4, possibly additional sensors issues. | ||
| Apr 2011131000 miUS $450 | Car kept dying after rain storm. New codes resulted in flashing CEL, All 4 of 6 ignition coils shot. Repair was worth more than car was worth. Cut my losses and sold it to shop for half of value to cover cost of repairs. | ||
| Mazda Mazda6 in Kansas, United States Dec 2007 - Aug 2011 | |||
| Dec 200994000 miUS $800 | Valve cover gaskets reported as "seeping" at July repair shop trip - got it repaired today. Oil pan gasket is leaking - previously unknown problem repaired today. | ||
| Jan 201096000 miUS $245 | Car showed check engine light and code P0303 which is misfire in cylinder #3. When shop drove, problem had disappeared after barely being drivable for me. Shop switched ignition coils on #3 and #4 to see if problem would reoccur but has not yet. | ||
| Feb 2011114600 miUS $90 | Ball joints are nearing replacement time - lubed by the shop. | ||
| Mazda Mazda6 in Florida, United States Feb 2011 - Mar 2011 | |||
| Mar 2011116000 mi | Passenger side making a horrible noise, when wheel was turned to the left. Replaced lower control arm passenger side. Noise disappeared. | ||
| Mazda Mazda6 in South Carolina, United States Dec 2013 - Oct 2014 | |||
| Dec 2013161000 miUS $400 | Pcv.cam sensors .throttle body.spark. plug.reset computer . | ||
| Mazda Mazda6 in Pennsylvania, United States Nov 2007 - Jan 2012 | |||
| May 200748000 mi | Air conditioning and ventilation, repair | ||
| Mazda Mazda6 in California, United States Dec 2004 - Jun 2014 | |||
| Aug 200419045 mi | Warranty - radiator fan | ||
| Oct 200869000 miUS $20 | Dashboard plastic hinge broke on one side. | ||
| Jan 201199300 miUS $770 | Bearings were busted on both Front wheels. Had to replace Bearings + Hub. | ||
| Apr 2011101000 miUS $133 | Appears a specific valve got stuck, causing throttling issues. Valve was cleaned out and lubed. | ||
| Jul 2011104000 miUS $275 | This is related to the problem in april...one of two fixes-the first was a valve got stuck with dirt. This didn't work, car lost all power on highway. So did the alternative solution which was to replace an electronic component that controlled the valve. Had to fix the key ignition ... somehow it wouldn't recognize any of my 3 keys ... something happened to the tumblers ... couldn't drive car until locksmith fixed it. | ||
| Sep 2012113000 miUS $65 | Just a slight oil leak. Had to add some silicon in multiple joints. | ||
| Sep 2013122000 mi | Key lock (driver side door) fell into door panel. Had to open up door panel, unhook electrical from panel, then had to remove the sound deadening panel to fish around for a loose screw that kept the key lock in place. | ||
| Nov 2013123100 miUS $150 | Had to replace a broken engine mount (circular object) holding the engine to the chassis. (car would vibrate really bad unless it was in neutral). | ||
| Jun 2014126000 mi | 1)leaking oil. will need to replace some type of engine valve gasket 2)engine mount needs to be replaced 3)water hose to engine is leaking, and needs to be replaced. | ||
| Mazda Mazda6 in Michigan, United States Feb 2008 - Feb 2009 | |||
| Jul 200867000 miUS $552 | Throttle body had to be replaced. | ||
| Mazda Mazda6 in California, United States Aug 2007 - Jun 2011 | |||
| Dec 200745000 miUS $500 | Replace front left and right struts. Replace Controller arm. | ||
| Mazda Mazda6 in Michigan, United States Jun 2006 - Mar 2010 | |||
| Oct 200678000 mi | Bad Fan Module. The fan would run constantly, even after shutting the car off. | ||
| Mazda Mazda6 in Florida, United States Sep 2013 - Oct 2018 | |||
| Sep 2013141000 miUS $975 | Replace cooling fan assy and radiatior | ||
| Sep 2017187000 miUS $185 | Replaced both drive axles. On one the inner boot had split and all the grease had been slung all over underneath. | ||
| Jul 2018197324 miUS $74 | Replaced front rotors & pads. Pads had 51,000 miles on them. New pads are ceramic. Rear brakes are next. | ||
| Mazda Mazda6 in New Jersey, United States Jul 2014 - Sep 2014 | |||
| Sep 2014123000 mi | Had issues with rust on the bottom of the vehicle, and my catalytic converter subsequently had to be replaced. | ||
2003 Mazda Mazda6 4dr Sedan
220-horsepower 3.0L V6 5-speed manual FWD
| Mazda Mazda6 in Indiana, United States Nov 2013 - Nov 2014 | |||
| Dec 2013150000 miUS $520 | Replace shocks/struts and replace transmission case seal. | ||
| Aug 2014158600 miUS $300 | Replaced starter | ||
| Nov 2014160000 mi | Driver's side seat heater stopped working. | ||
| Mazda Mazda6 in Montana, United States Jan 2014 - Mar 2018 | |||
| Feb 2014110000 miUS $1600 | Had clutch and oil pan gasket replaced. | ||
| Mazda Mazda6 in Pennsylvania, United States Sep 2010 - Feb 2013 | |||
| Jul 201082000 miUS $2015 | New clutch. New struts. Replaced worn coolant hoses. | ||
| Jan 201193000 miUS $310 | Bad ignition coil. Replaced. | ||
| Aug 2011101000 miUS $800 | Temp gauge going up at idle. Replaced thermostat. Prob remains. Probabaly broken water pump fin, will replace next time, not pressing. | ||
| Feb 2013120000 mi | Temp gauge going up at idle. Probabaly broken water pump fin. | ||
| Mazda Mazda6 in Florida, United States Feb 2009 - Feb 2009 | |||
| Feb 2009 | Engine blown. Turned main bearing. Salvaged. | ||
| Mazda Mazda6 in Maryland, United States Jul 2007 - Jun 2017 | |||
| Feb 200747630 mi | gas cap door mechanism got stuck due to salt/mineral deposits, dealer repaired it under warranty | ||
| Aug 200871823 miUS $533 | new rear brake pads and rotors, new front brake pads, replaced squeaking front left wheel bearing | ||
| Feb 200981495 miUS $19 | 2 new low beam light bulbs, 2 new front parking light bulbs | ||
| Sep 200990430 miUS $209 | new battery, adjusted front left brake calipers due to brake squeaking | ||
| Oct 2011120500 miUS $3000 | Engine died. I replaced the engine, exhaust manifold, and catalytic converter with used parts. | ||
| Jul 2012126500 miUS $440 | needed new throttle body | ||
| Sep 2012129000 miUS $1000 | Needed new catalytic converters. | ||
| Jun 2013134000 miUS $300 | replaced water pump belt and tensioner, latter preventive | ||
| Sep 2016146000 miUS $275 | replaced a wheel speed sensor | ||
2003 Mazda Mazda6 4dr Sedan
160-horsepower 2.3L I4 4-speed shiftable automatic FWD
| Mazda Mazda6 in Texas, United States Dec 2008 - Dec 2012 | |||
| Sep 200861000 miUS $650 | Fuel Vapor recovery system failure | ||
| Mazda Mazda6 in Arizona, United States Dec 2006 - Feb 2017 | |||
| Mar 200620443 mi | CEL came on for oxygen sensor - TSB for false read - PCM software updated | ||
| Sep 200733439 miUS $444 | Replace front brake rotors (266) + engine mount (178) | ||
| Dec 200736729 miUS $577 | Front bushings cracked and damaged - replace all control arm bushings with bushing kit | ||
| Apr 200841000 miUS $550 | Front ball joint wear. | ||
| Jan 201165000 mi | Leaky front struts -replaced | ||
| Jul 201385500 miUS $200 | Replaced thermostat | ||
| Nov 201498000 mi | Replace alternator | ||
| Mazda Mazda6 in California, United States May 2006 - Jul 2014 | |||
| Jan 200638000 mi | computer chip malfunction shut down the car while on highway. under warranty and was fixed. | ||
| Nov 200990000 miUS $250 | oxygen sensor replaced | ||
| Mazda Mazda6 in California, United States Jun 2008 - Sep 2014 | |||
| Jul 200868000 miUS $1400 | Intake manifold gasket failure caused Check Engine Light and rough running/idle at low speed. Very costly repair, apparently very common with Mazda/Ford 2.3L 4 cyl engine. Also reflashed ECU to resolve open TSB/recall notice. | ||
| Mazda Mazda6 in Virginia, United States Aug 2008 - May 2015 | |||
| Oct 201082000 miUS $90 | Code P0456 - Evap Vent Solenoid stuck. Part on top of fuel tank; non-critical at this time. Parts & labor estimate $600. | ||
| Dec 201084000 miUS $90 | Lost both headlamp low beams (left and right) in about a 36hr. period, plus a smaller accessory headlamp bulb. Self-repair opportunity wasn't going to happen for a few days so I took it to the dealer. Replaced bulbs while I waited. | ||
| Jan 201186000 miUS $300 | Accessory belt tensioner pulley was making obvious noise suggesting bearing or other failure was on its way. Repair performed at Ford (Mazda 6i uses same 2.3L Duratec) replaced pulley. | ||
| Mar 201187000 mi | Car had been idling noisily. While replacing air filter, discovered airbox wasn't securely attached to wheel well intake. Prob. dislodged during headlight repair? Quick re-seat cleared up idle issue & got MPG back to expected. | ||
| Jul 201195000 miUS $55 | Noticed slight burning smell over 3 days prior to planned service, so requested technician investigate. Discovered housing for oil filter cartridge was cracked & had minor leak. Housing replaced during oil change; no labor charged. | ||
| Apr 2012102000 miUS $500 | Bearing noise (sounded like a bad tire) was investigated & found to require replacement of hub assembly. | ||
| Jan 2013113300 miUS $285 | Left-front suspension was making an awful creaking noise. Dealer reported both tie rods were damaged (torn covers) and the left one was causing the noise. | ||
| Nov 2013128000 miUS $5 | Complete electrical failure when I turned key to ignition. Poof... Replaced main fuse in my driveway. | ||
| Mar 2014133000 miUS $400 | Left-side lower control arm bushings were shot. | ||
| Sep 2014143000 miUS $350 | Replaced sway bar end link that had been making tons of noise. Comment was that it was "loose". | ||
| Jan 2015119500 miUS $275 | Replaced split PCV hose. | ||
| May 2015152000 mi | Return of the CEL with same codes as before PCV repair | ||
| Mazda Mazda6 in New York, United States Feb 2009 - Mar 2010 | |||
| Feb 201055000 miUS $45 | Battery warning light came on. It was due to a loose connection. | ||
| Mar 201055000 miUS $630 | Tailpipes and muffler separated from exhaust system | ||
| Mazda Mazda6 in Trinidad and Tobago Apr 2009 - Nov 2010 | |||
| Aug 200952700 mi$100 | Engine mount, rear/firewall "dogbone" Serpentine belt tensioner Engine mount, rear/firewall "dogbone" Serpentine belt tensioner | ||
| Jan 201057760 mi | CD changer lens cleaned and mechanism repaired | ||
| Feb 201058280 mi$240 | Front wheel bearings | ||
| Apr 201058680 mi$150 | CD Radio/Climate Control Display | ||
| Sep 201063240 mi | Driver's door lock broken spring (could not open door) | ||
| Mazda Mazda6 in Ohio, United States Sep 2008 - Jun 2011 | |||
| Jan 200996000 miUS $800 | Check engine light came on. Some seals needed replaced, and the PCV valve was cracked. Also put on 4 new tires, and oil change. / tune up. | ||
| Sep 2009109000 miUS $3900 | Engine replaced with rebuilt, warranty engine | ||
2003 Mazda Mazda6 4-door
4-cylinder automatic 2WD
| Mazda Mazda6 in Pennsylvania, United States May 2008 - Mar 2010 | |||
| Jun 200895000 miUS $400 | Passenger side muffler and pipe was leaking keeping the car from passing emissions. | ||
| Mazda Mazda6 in Victoria, Australia Dec 2011 - Aug 2014 | |||
| Feb 201379140 miA $607 | Alternator replaced | ||
| Mazda Mazda6 in New Zealand Aug 2016 - Dec 2021 | |||
| Oct 201671920 mi$485 | Vibrating when idling. Concerned that the wrong oil grade contributing (topped up with 5W-40 instead of 5w-30. Early service done (was due at 117500. Liquid fill engine mount had failed. Replaced and back to smooth running. | ||
| Nov 202196720 mi$170 | Split rubber boot replaced | ||
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