| 1 | 0 | 6 | 2 | 2 | 4 |
2004 Mercedes-Benz C-Class repairs by problem area
Engine (36%)
Transmission and Drivetrain (6%)
Brakes and Traction Control (5%)
Suspension and Steering (25%)
Electrical and Air Conditioning (21%)
Paint, Rust, Leaks, Rattles, and Trim (2%)
Other (5%)
Chart based on 81 repairs.
2004 Mercedes-Benz C-Class repair cost distribution
$2500+ (1%)
$1000 - $2499 (7%)
$500 - $999 (21%)
$100 - $499 (40%)
< $100 (31%)
Chart based on 68 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
2004 Mercedes-Benz C-Class
Engine not specified
| Mercedes-Benz C-Class in Maryland, United States Oct 2009 - Mar 2010 | |||
| Nov 200991000 miUS $1500 | SRS Sensor went bad | ||
2004 Mercedes-Benz C-Class 4dr Wagon
168-horsepower 2.6L V6 5-speed shiftable automatic AWD
| Mercedes-Benz C-Class in District of Columbia, United States Mar 2008 - May 2014 | |||
| Aug 200840123 mi | Transmission replaced under original warranty. Apparently an inexpensive seal malfunctioned and let oil into the transmission casing somehow. Transmission started slipping on an uphill, I called dealer, they said drive it right in if that could be done. | ||
| Oct 201272200 miUS $500 | replace faulty crankshaft position sensor which was causing stalls and failures to start when engine was shut off warm. | ||
| May 201484000 mi | i never paid for new cv joints but that they had been recommended by mechanics for last 1.5 years. Cost was to be 2000 dollars. Also 2 years ago an arm inside the dash that changed direction of air flow ventilation broke. I never had it fixed as was to be 900 dolkars to pull apart dash to get at it. | ||
| Mercedes-Benz C-Class in Colorado, United States Nov 2010 - Jun 2013 | |||
| Apr 201184000 miUS $3400 | Replaced torque converter and Transmission Control Computer. Reflashed ECC and TCC to finally correct all the symptoms of the problem | ||
| Mar 2012101000 miUS $330 | Replace both horns | ||
2004 Mercedes-Benz C-Class 4dr Sedan
supercharged 349hp 3.2L V6 5-speed shiftable automatic RWD
| Mercedes-Benz C-Class in Texas, United States Feb 2014 - Apr 2015 | |||
| Mar 2014111000 miUS $243 | The car was not picking up speed like it was suppose to. The valcum was clogged up. | ||
| Apr 2015134000 mi | replace thermostat | ||
2004 Mercedes-Benz C-Class 4dr Sedan
supercharged 189hp 1.8L I4 6-speed manual RWD
| Mercedes-Benz C-Class in Ontario, Canada Mar 2010 - Apr 2014 | |||
| Apr 201055800 mi | I have had a clunking sound in the front suspension for the past 3 years. The dealership has thrown almost every part to solve it except for the cross-strut link resulting in 8 visits. They finally solved the problem. Luckily it was covered | ||
| Dec 201060140 mi | front left wheel bearing was warn and caused excessive play. Tightening the nut that secured the hub seemed to solve the problem but garage recommended replacing bearing altogether as it is unsure if it was wear or the nut loosened Battery/Alternator malfunction light comes on intermittantly. Replaced battery as it was over 7 years old, malfunction warning went away but later returned, looks like there is a voltage regulator problem however output is within specs | ||
| Feb 201162000 miC $180 | Cam solenoid magnet was leaking into the wiring harness, a common problem with this car. Replaced solenoid along with OEM modification of isolation wires to stop migration of oil to ECU and O2 sensors to prevent serious damage and expense | ||
| Mar 201162620 miC $65 | replaced Voltage Regulator | ||
| May 201163240 miC $80 | since the battery had to be disconnected for the alternator repair this created an airbag / SRS malfunction error and had to be erased using Mercedes equipment and reprogrammed | ||
| Jun 201163240 miC $65 | replaced outer steering tie rod as there was excessive play bought coolant temp sensor as there is an intermittent warning when the outside temp goes below -10. Will install when I have time in the summer | ||
| Oct 201165720 miC $22 | Replaced right side steering tie rod. excessive play in ball joint causing a loose feel, made clunking noises over bumps Replaced temperature sensor that controls the cooling fan and sending the temp to the instrument panel. Was giving me an error message in cold weather | ||
| Nov 201166340 miC $15 | bolts holding exhaust system to the catalytic converter broke when hitting a puddle, it was determined that they prematurely rusted out to be less then a quarter in diameter then spec | ||
| Jul 201270680 miC $700 | replaced both front and rear sway bars as they were rusty under the bushings and made noise, sway bar links were worn had to replace rear rotors and pads completely rusted on inside, parking brake mechanism failed and caused damage to rotor and splash shield as lining material separated from the shoes for the p-brake. parking brake is an drum brake system | ||
| Mar 201371300 miC $1100 | wheel bearing Right side needed to be replaced, $400 bolt for left front wheel seized and snapped off, dealer could not remove bolt and had to replace hub, as well as new bearings as bearings could not be reused despite being less than 2 years old, $700 | ||
| May 201374280 miC $680 | three out of the four springs broke, each one was the bottom half coil | ||
| Aug 201375940 miC $201 | replace upstream O2 sensor as it was sending an error code rubber boot in the firewall which the steering shaft goes through is ripped and tore off | ||
| Sep 201376880 miC $328 | steering boot through firewall ripped and was letting in sound and air, $115 air con was blowing warm air on driver's side and cold on passenger side. Repair was: replace expansion valve, replace receiver drier and recharge the system, $213 | ||
| Oct 201376980 mi | door handle broke while pulling the door to close. Took plastic handle off and used marine epoxy to glue the broken mounting plate trunk latch handle would open once and stay open. Took out exterior latch handle and cleaned and lubed to free the mechanism which appears to have seized because of dirt, salt and a bit of rusting on pivot bar | ||
| Jan 201478000 miC $150 | This is a repair caused by a previous repair that was not fitted properly causing damage to a component. When I had the springs changed in May, the shop installed the strut bearing 180 degrees off causing damage to the bearing and clunking | ||
| Apr 201480600 miC $430 | Ball joints on control arm and also on thrust arm were worn and needed to be replaced | ||
2004 Mercedes-Benz C-Class 4dr Sedan
supercharged 189hp 1.8L I4 5-speed shiftable automatic RWD
| Mercedes-Benz C-Class in California, United States Sep 2010 - Jan 2012 | |||
| May 201153000 miUS $400 | The thermostat need to be replaced. The dealer quoted US$535, did not repair @ the dealer. Instead, we bought the part online ($30), and asked a independent mechanic to replace it for us ($100). Service B cost $300 | ||
| Mercedes-Benz C-Class in Florida, United States Jun 2009 - Jan 2013 | |||
| Oct 201197000 miUS $1250 | Replace fuel pump and fuel level sensor. | ||
| Jan 2013120000 miUS $300 | Noise from kompressor. Service B. | ||
| Mercedes-Benz C-Class in Georgia, United States Apr 2008 - Jun 2017 | |||
| Feb 200842000 mi | Rattle in dash behind gauge cluster. Driver door handle replaced due to break at top of handle. Transmission seal replaced due to leakage. Serpentine belt replaced. Service B | ||
| Jul 201177000 miUS $900 | Control arm boots cracked and leaking fluids. Replaced and front end aligned. Supercharger starting to make noise. Was advised it needed replacement, common problem on this car. Cost would be over $2500. Will schedule replacement in next 30 days. Update 0415: never replaced, still running fine. | ||
| Feb 201397200 miUS $405 | Passenger seat air bag sensor wiring deteriration causing SRS system error. Sensor replaced. | ||
| Nov 2013107700 miUS $1926 | Battery/alternator/ESP warning lights came on multiple times when starting after sitting for 24 hours or more. Replaced battery. Battery/alternator/ESP warning lights came on multiple times when starting after car sat for 24 hours or more. Also sounded "diesel like" Replaced: Alternator clutch pulley, a/c compressor/drive belt/oil/freon. Corrected dieseling noise. | ||
| Dec 2013110000 miUS $754 | Car ran fine for 1 week. Started getting battery/ESP warning lights again while driving the car. Returned to shop for repair. Altenator replaced. | ||
| Mercedes-Benz C-Class in Virginia, United States Apr 2015 - Oct 2015 | |||
| Sep 2015113000 miUS $564 | Check engine light came on, exhaust issue corrected, new gas cap put on. | ||
| Mercedes-Benz C-Class in Alabama, United States May 2015 - Nov 2015 | |||
| Jul 201554200 miUS $600 | control arm and also on thrust arm were worn and needed to be replaced , 2 rear coil spring broken | ||
| Mercedes-Benz C-Class in North Carolina, United States Sep 2009 - Jun 2018 | |||
| Feb 200932200 miUS $12 | Had right front headlight bulb replaced | ||
| Sep 200937500 miUS $43 | Took car in to shop because malfunction light on for brake maintenance. Checked out and found front brake sensor misplaced from earlier pad change.(was a dealer pad change!) Sensor replaced, brakes in excellent shape. | ||
| Dec 201048000 miUS $183 | Check engine light came on. Replaced thermostat. Replaced low beam bulb, side marker light. Lubed sunroof. | ||
| Jan 201149000 miUS $56 | Air intake hose coming apart. Common issue on these cars. New air hose ordered and replaced. | ||
| Mercedes-Benz C-Class in New Mexico, United States Mar 2013 - Apr 2015 | |||
| Jan 201486200 miUS $300 | Struts were somewhat worn had to replace them | ||
| Apr 201590000 miUS $100 | Expansion coolant tank and expansion coolant connector failed. Just wore out due to heat and aging. | ||
| Mercedes-Benz C-Class in Quebec, Canada Mar 2013 - Jul 2014 | |||
| May 201367980 miC $500 | change suspension part. pads+rotors and 1 caliper was change. | ||
| Nov 201371300 miC $250 | Brake caliper seize. | ||
| Feb 201473120 miC $200 | Coil spring was broken. | ||
2004 Mercedes-Benz C-Class 4dr Sedan
215-horsepower 3.2L V6 5-speed shiftable automatic AWD
| Mercedes-Benz C-Class in Ontario, Canada Nov 2014 - Feb 2017 | |||
| Dec 2014132680 miC $900 | Replace alternator | ||
| Feb 2015138260 miC $400 | Replaced injectors | ||
| Sep 2016173600 miC $300 | Evap valve | ||
2004 Mercedes-Benz C-Class 4dr Sedan
168-horsepower 2.6L V6 5-speed shiftable automatic RWD
| Mercedes-Benz C-Class in Great Britain - Jun 2008 | |||
| Jun 2008154000 mi£1200 | Turbo and catalytic convertor replaced 2005 and again in 2008 | ||
2004 Mercedes-Benz C-Class 4dr Sedan
168-horsepower 2.6L V6 5-speed shiftable automatic AWD
| Mercedes-Benz C-Class in Illinois, United States Dec 2010 - Jan 2011 | |||
| Dec 201073000 miUS $400 | Trans. seal replaced. | ||
| Jan 201174000 miUS $700 | maf replaced maf replaced | ||
2004 Mercedes-Benz C-Class 4-door
turbocharged 4-cylinder automatic 2WD
| Mercedes-Benz C-Class in Great Britain Oct 2013 - Jul 2015 | |||
| May 2014103700 mi£235 | Had two non-functional front parking sensors replaced. Also had broken fog light lens replaced. | ||
| Sep 2014108000 mi£130 | RH side front rear bottom ball joint replaced due to excessive play in the joint. It was that much it had failed it's MOT test | ||
| Feb 2015111000 mi£651 | Top engine cover broken when took for it's 110.000 mile service. Repair not notified to myself. I had to find the damage myself when I lifted the bonnet to refill the washer bottle some 10 days later. Also replaced the rear wash wipe motor. | ||
| Mar 2015113000 mi£155 | Parking sensor failed. Needed replacing and painting | ||
2004 Mercedes-Benz C-Class 4-door
4-cylinder automatic 2WD
| Mercedes-Benz C-Class in Ontario, Canada Mar 2013 - May 2013 | |||
| Apr 201376880 miC $306 | Check engine light came on and car idled really rough after stopping and putting it into park. Diagnosed as a misfire by MB. Changed spark plugs. Problem persists and now the car has to go back in. | ||
| May 201376880 miC $285 | Problem persists with engine misfiring. Problem could not be diagnosed by mechanics. Car was picked up and traded in at a very low price because pending repairs were disclosed. Bought a new BMW X1 which is great! | ||
2004 Mercedes-Benz C-Class 2dr Hatch
supercharged 189hp 1.8L I4 5-speed shiftable automatic RWD
| Mercedes-Benz C-Class in Oregon, United States Apr 2009 - Feb 2013 | |||
| Jun 201143000 miUS $408 | Power door lock actuator failed and was replaced. | ||
| Mercedes-Benz C-Class in New York, United States Jun 2015 - Jun 2018 | |||
| Sep 201696000 miUS $80 | oxygen sensor and air filter change. | ||
| Dec 201798000 miUS $500 | Thermostat | ||
| Mercedes-Benz C-Class in Quebec, Canada Sep 2009 - May 2012 | |||
| Dec 201040300 miC $750 | Replaced tie rods, at same time did brakes and oil change | ||
| Mercedes-Benz C-Class in California, United States Feb 2010 - Aug 2012 | |||
| Jan 201095000 mi | Huge issue with oil leaking out the camshaft sensor, down the wiring harness to short out coolant and O2 sensors. All sensors and harness repaired under extended warranty - oil was found all the way to the ECU. | ||
| Jan 2012US $300 | A misfire diagnosis via the check engine light lead to the replacement of a coilpack and a sparkplug. Repair has fixed the problem. | ||
| Apr 2012122200 miUS $400 | Check engine light with multiple odd causes, believed to be tied to MAF sensor or something else. | ||
| May 2012123000 miUS $800 | MAF meter was replaced, computer was reset which ultimately corrected the check engine light. | ||
2004 Mercedes-Benz C-Class 2-door
4-cylinder automatic 2WD
| Mercedes-Benz C-Class in Great Britain Aug 2009 - Jun 2011 | |||
| Sep 200949000 mi | Needed a new tracking rod as it had too much play on one side | ||
| Feb 201050000 mi£65 | Too much play in a bar underneath the car so they replaced it | ||
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