2004 Infiniti FX Infiniti FX 2004

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2004 Infiniti FX repairs by problem area

Engine (30%)

Transmission and Drivetrain (2%)

Brakes and Traction Control (7%)

Suspension and Steering (16%)

Electrical and Air Conditioning (28%)

Paint, Rust, Leaks, Rattles, and Trim (7%)

Other (11%)

Chart based on 138 repairs.

2004 Infiniti FX repair cost distribution

$2500+ (2%)

$1000 - $2499 (18%)

$500 - $999 (30%)

$100 - $499 (46%)

< $100 (4%)

Chart based on 56 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten 2004 Infiniti FX repair histories. Log in or join us to see them all.

2004 Infiniti FX

Engine not specified

Infiniti FX in Florida, United States
Jun 2013 - Jul 2013
Jul 2013

90000 mi
Dimples on the entire front dash Rear right window would not come up using the driver window switch, but will come up with rear door switch. Ordered Driver switch combination module from Ebay for $20.00 Dealer wanted $350.00 (ridiculous) Rear door locking mechanism is not pulling the door shut completely. I must press the door hard or slam it shut. Not doing so will show that the Rear door is open on the console display. 

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2004 Infiniti FX 4dr SUV

315-horsepower 4.5L V8 5-speed shiftable automatic AWD

Infiniti FX in Florida, United States
Mar 2007 - Dec 2013
Jul 2007

68000 mi

US $375
Replaced the actuators/motors in the side mirrors because they had siezed up 
Feb 2008

77000 mi

US $350
Rear Breaks and looked at passenger door lock that does not work all the time 
Sep 2008

86000 mi

US $450
Had passenger door lock repaired 
Feb 2011

120000 mi

US $475
Drivers door lock  
Jun 2012

135000 mi

US $1700
Replaced front strut assemblies, they were very noisy 
Jan 2013

142300 mi

US $550
Leaking valve covers 
Infiniti FX in Libya
May 2013 - Jan 2015
Jun 2013

79360 mi
Idle RPM @ 800 
Aug 2014

86760 mi

$300
Bearing on the PS pump shaft failed, causing noises and eventually the main seal broke and pump started leaking badly No sound from speakers, only occasional loud static noises. Radio, cassette and CD player work but no sound. Clicking noise when telescoping the steering wheel. 
Infiniti FX in Alabama, United States
May 2012 - Sep 2014
Mar 2014

108000 mi

US $40
Driver side seat heater switch 
Infiniti FX in Indiana, United States
Jun 2010 - Mar 2012
Feb 2012

86000 mi

US $400
Replaced airbag module 

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2004 Infiniti FX 4dr SUV

280-horsepower 3.5L V6 5-speed shiftable automatic RWD

Infiniti FX in California, United States
Oct 2015 - Nov 2015
Nov 2015

88000 mi
Although the car was well maintained, the engine is blown with 88,000 miles 
Infiniti FX in Georgia, United States
Oct 2014 - Jun 2015
Mar 2015

198000 mi

US $860
Had a couple of misfires and valve cover leak. When replacing valve cover gaskets, plugs, pcv and coils x6 found oil in one tube in each valve cover. Replaced valve covers also. 
Infiniti FX in California, United States
May 2007 - Jun 2012
Jun 2007

35000 mi
New seat due to leather cracking 
Apr 2012

76700 mi

US $1200
Rear bearings had to be replaced.  Also the Driver exterior door handle broke. 
Infiniti FX in California, United States
Dec 2010 - Aug 2015
Jan 2011

90000 mi
Repaired dashboard bubbling. 
Feb 2011

91000 mi
Lower radiator hose replacement, coolant, flush and cleaning; new radiator cap  
Jan 2012

103000 mi

US $20
Dirty throttle body 
Nov 2012

112000 mi

US $550
Radiator cracked and needed to be replaced. 
Dec 2012

112000 mi
Throttle body was dirty and caused car to idle rough and brought up a check engine light. Removed throttle body and intake plenum and cleaned thoroughly with carburetor cleaner. Idle has smoothed out and CEL went away after a few days. 
Feb 2013

115300 mi
Replacement radiator developed a pinhole leak and dumped all of the coolant. 
Mar 2013

117000 mi

US $20
Driver's handle snapped off in my hand. Ordered replacement handle from ebay and tried to fix it myself, but took it to a locksmith after I attempted to fix it myself and messed things up even further. 
Jun 2013

123000 mi

US $40
Door handle problems again. 
Jan 2015

146700 mi
Cam shaft and crank sensors replaced. Engine would stall randomly. 
Infiniti FX in Texas, United States
Jun 2010 - Jun 2011
Jul 2010

110000 mi

US $600
Rear left suspension was riding lower than rear right suspension. Dealer replaced rear struts. 

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2004 Infiniti FX 4dr SUV

280-horsepower 3.5L V6 5-speed shiftable automatic AWD

Infiniti FX in Missouri, United States
Dec 2014 - Mar 2015
Jan 2015

123000 mi

US $225
leaky u joint. replaced 
Infiniti FX in Connecticut, United States
Dec 2014 - Dec 2015
Jan 2015

142000 mi

US $100
oxygen sensor 
Sep 2015

153000 mi

US $125
Belts and pulleys 
Infiniti FX in Pennsylvania, United States
Jun 2009 - Dec 2012
Jul 2009

72000 mi

US $1700
Master cylinder replaced. wheels bearings replaced. 
Feb 2011

95000 mi

US $275
Engine occasionally had trouble starting. Check engine light came on. Had left bank cylinder module replaced at dealer. 
Mar 2011

97000 mi

US $700
Muffler y-pipe rusty, and there was a small hole in the muffler. Y pipe was sautered and hole was patched. This worked well. To replace the entire exhaust system would cost almost 1300 dollars, and I wasn't willing to do that repair. 
Dec 2012 Car was burning excessive ammounts of oil, more than a quart every 1000 miles. 
Infiniti FX in Alberta, Canada
May 2013 - Jul 2015
Jan 2014

110020 mi

C $205
Connection between muffler and Mid-Pipe in exhaust rusted through and needed replacement. 
Feb 2014

110980 mi

C $60
Belts were squealing badly. Replaced belts, did not resolve. Removed tensioner, found crack washer preventing proper rotation, removed washer and replaced. Problem resolved. 
Jul 2014

114700 mi

C $6
Front Grill was loose, replaced clips to hold tight to body panels. 
Feb 2015

117180 mi

C $400
Treated rust on rear panels, replaced engine shield with aluminum model. 
Infiniti FX in Illinois, United States
Apr 2009 - Mar 2011
Jul 2009

82000 mi

US $1860
Brakes, all four pads and rotors.  air conditioning recharged rear trunk release button - $600 for trim piece because can't buy just the button 
Dec 2009

87000 mi
Replaced wheel bearing and tie rod bushings. 
Infiniti FX in Colorado, United States
Dec 2013 - Sep 2015
Aug 2015

167700 mi

US $390
The forward most u-joint on the front drive shaft failed. 
Infiniti FX in California, United States
Feb 2007 - Feb 2013
May 2007

44000 mi
Infiniti of Sacramento repaired the window motor under warranty at no cost to me. 
Infiniti FX in Texas, United States
Dec 2003 - Jun 2011
Nov 2003

4500 mi
Replaced steering column motor 
Oct 2006

35000 mi
Replaced CD player 
May 2009

85000 mi

US $400
Replaced front bearing 
Jul 2009

90000 mi

US $1200
Replaced leaky valve covers (2) 
Nov 2009

95000 mi

US $120
Oil leak - replaced oil pressure hose 
Infiniti FX in Indiana, United States
- Aug 2006
Jul 2006

23387 mi
Rear Back-up camera failed internally. R&R Left side mirror does not adjust up or down. R&R Total warranty cost for parts and labor: $$711.87 Customer cost: time and inconvenience 
Aug 2006

23457 mi
NAV screen reads "disc error." Reader failed. Replaced control unit. Warranty repair. Factory cost: $55.80. Customer cost: time and inconvenience. 
Infiniti FX in New Hampshire, United States
Mar 2009 - Jan 2011
May 2009

68000 mi

US $533
I needed a new muffler. There was a crack going all the way around the flange.  
May 2010

83000 mi

US $500
The front brake pads and rotors needed to be replaced 
Jun 2010

84000 mi
The passenger window would go back down when it was put up. Window motor needs to be replaced. rear drivers door lock switch not working. The remote would not unlock the door, it needed to be done manually. part was ordered Hood stays were not working. They would not hold the hood up. Part was ordered 
Jan 2011

92000 mi

US $50
rear hatch stays didn't work. wouldn't stay up 
Infiniti FX in British Columbia, Canada
Oct 2013 - Oct 2013
Oct 2013

111600 mi

C $200
Starter and solenoid died. Had to replace with a used starter unit from an auto recycler 
Infiniti FX in Georgia, United States
Mar 2007 - Jun 2013
Jun 2007

55000 mi
fuel gauge repaired under warranty 
Jun 2013

138000 mi

US $1250
Bose amplifier quit working/failed. 
Infiniti FX in Pennsylvania, United States
Nov 2011 - Jun 2014
Jul 2012

53300 mi

US $100
Exhaust leak. Battery died. 
Infiniti FX in Utah, United States
Jun 2011 - Dec 2015
May 2011

57000 mi

US $2000
Leaking valve covers needed replacing (included spark plugs, several gaskets and two "cover assy - valve roc" which were $254 and $243). The sway bar bushing was worn and needed replacement. 
May 2012

64000 mi

US $1208
Replaced heated oxygen sensor. Also had power steering flushed, fuel injectors serviced, leaky dipstick replaced, brakes flushed, air filter replaced, routine oil change. Engine grounds cleaned, and redundant ground installed. 
Jul 2012

65000 mi

US $647
Service Engine light ->Rear oxygen sensor not working. Took a while to track down, then replaced rear heated oxygen sensor, shop expenses and tax->total $646.90. 
Oct 2012

67000 mi

US $4050
Rear hatch computer failed, could not open rear door. Repair was $229 labor and $153 parts and $23 shop supplies. 
Mar 2013

70000 mi

US $722
Rear hatch door lock actuator replaced. Rear hatch would not lock closed. 
Feb 2014

75300 mi

US $782
Replaced driver side door seal/welt. Replaces loose sway bar link Front and rear differential service. Fluid was black. Replaced with full synthetic. 
Jun 2014

79000 mi

US $758
Check engine light due to grounding issue. All engine grounds clean, 5 grounding bolts replaced. Under cover replaced. Tires rotated. 
Dec 2014

80000 mi

US $327
Serpentine belts replaced. 
Aug 2015

87870 mi

US $470
Main power window switch assembly replaced. 
Oct 2015

89000 mi

US $1700
Replace L front wheel bearing and outer tie rod. Replace sensor anti-skid unit. Four wheel alignment. Driver door wouldn't unlock with the key fob. Driver door handle broke off. Door handle and door lock actuator assembly replaced. 
Nov 2015

89500 mi

US $341
Front brake job 
Infiniti FX in Massachusetts, United States
Apr 2012 - Sep 2015
Apr 2012

165000 mi

US $1600
Front brake pads needed replacing 
Jun 2014

204000 mi

US $380
replaced Wheel bearing front drivers side. 3rd time 
Jun 2015

221000 mi

US $85
SEL light was on after engine backfired. Code indicated 2nd O2 sensor issue. shop added Cataclean, told me to run for a week. Light was reset and has been off since 
Sep 2015

221000 mi

US $350
muffler was rusting out and had a leak. Repalced muffler and tail pipes 
Infiniti FX in Tennessee, United States
Feb 2011 - Sep 2015
Jan 2012

125000 mi

US $260
Replaced driver side wheel bearing/hub assy Replaced passenger side door lock actuator. It worked intermittently and affected the rear hatch lock as well. I understand this is a common problem. 
Mar 2013

134000 mi
Car was hard to start in the morning. Cleaned throttle body and the car started as usual. It is important to have the ECU relearn the idle otherwise the Check Engine Light will come on. Procedure can be found here http://forums.nicoclub.com/help-relear 
May 2013

136000 mi

US $125
After cleaning the throttle body, I was not able to make the ECU "relearn" the idle. Had to take it to a mechanic who used Infiniti computer to reset the idle speed. 
Jul 2014

143700 mi

US $70
Driver seat power mechanism failed. Took to dealer first and quoted $1200 to replace seat track. Online forums suggested that plastic motor gear failed. Odogears.com sells gear for $65. Less than 60 minutes to replace. 
Infiniti FX in Idaho, United States
Jun 2011 - May 2013
May 2012

153300 mi

US $300
Throttle body has required replacement. Also, automatic door locks do not work on 3 doors. 
Infiniti FX in Nevada, United States
Mar 2009 - Dec 2015
May 2009

48000 mi

US $270
Intermittant grinding noise coming from front of FX when vehicle was turning and braking at same time, at slow speed. Mechanic could not replicate, but noted front pads worn to 10%. Recommended replacing. Rotors resurfaced. New ceramic pads installed. 
Jun 2009

49000 mi

US $137
Replace cabin air filter and disinfect air box to eliminate musty smell/odor when starting up A/C. 
Jul 2009

50000 mi
Second time replacing cabin air filter and disinfecting air box. Musty smell still present when first starting up A/C. Requested dealer check to make sure A/C condensate line was not blocked. 
Aug 2009

50000 mi
Service Engine Soon light came on. Emission system leak captured by computer. Dealer could not replicate or find a leak, but all fittings/sensors checked/tightened and warning light reset @ no charge. No recurrence since. 
May 2010

60500 mi

US $180
Unusual cracking and splitting of engine splash shields--front & rear. No impact or other source of externally-caused damage.  
Jun 2010

62000 mi

US $360
Passenger side HID headlight needed to be replaced. Complicated access for DIY; requiring specialized tools and > than 1 hour shop time. Felt safer taking to dealer. Maybe not $360 safer, but paid the price, anyway.  
Oct 2010

66000 mi

US $220
Radiator splash pan/lower engine skid plate cracked. New pan had to be ordered. Will install at next oil change to save labor costs. Driver-side rear door lock actuator needs to be replaced. Intermittent problem with door not unlocking with key fob remote. Part not in stock at dealer. Part ordered. Will also be installed at next service interval. 
Mar 2011

71000 mi

US $309
Hydraulic rear differential support bushing leaking. Replaced rear cross member to resolve. L/R door lock actuator replaced. Lower engine cover had longitudinal crack visible below bumper. New cover ordered and installed. Labor included as part of other routine maintenance, since cover had to be removed to access maintenance item. 
May 2012

82000 mi

US $158
Oil cooler seal leaking-discovered during routine maintenance service. Slight leak. Not noticed in prior oil change service, so assumed the leak developed between 78K and 82K miles. Oil cooler O-ring seal replaced. Problem solved. 
Nov 2012

87500 mi

US $100
Fuel door lock and door lock actuators malfuntioning. Front passenger lock actuator had failed and is linked to and was ultimately affecting the fuel door locking mechanism. A rear passenger door actuator also needed replacing. Mechanic working on other problem observed that the hydraulic motor mounts were leaking hydraulic fluid. Mounts were replaced under extended warranty. Front passenger door proximity sensor did not function with the new actuator. Vehicle had to be taken back to the dealer a second time and another actuator installed. So, problem was eventually resolved, but not without a second repair trip/replacement p 
Feb 2013

89500 mi

US $520
Accelerator position sensor suddenly quit working and had to be replaced. Dealer had to keep vehicle overnight until part could be delivered via overnight service. 
Jul 2013

92700 mi

US $200
Radiator shroud cracked & loosened; dislodging cold air intake tube. CAI tube rubbed against AC compressor, making noise. Shroud & entire fan/motor assembly replaced under extended warranty. Front tie-rod bushing/mount failed. Could have led to loss of steering control. Tie rod Bushings and mounts replaced. Problem noticed by dealer mechanic when vehicle in for radiator fan shroud issue. Rear window wiper ceased working 
Jan 2014

95000 mi

US $100
Control arm bushings on driver side needed replacement. Majority of repair costs covered by extended warranty. 
Feb 2014

95000 mi

US $160
Front Control arm bushings passenger side needed replacing. Had replaced driver's side previous month. Majority of repair cost covered under extended warranty. 
Aug 2014

96000 mi

US $140
Remote keyless entry fob lost programming synch. Programming reset. New valet key (with transponder chip) ordered and cut to fit for second remote. 
Infiniti FX in Tennessee, United States
Jun 2010 - Jun 2015
Jun 2011

77000 mi
Replaced 4 tires, front brake pads only, turned rotors, and aligned 4 wheels. This was first ever front brake pad replacement in 77,000 miles, and old Michelin Latitude tires were replaced after 49,000 miles. 
Mar 2013

92000 mi

US $600
Failed power steering pump replaced. 
Jun 2013

94000 mi

US $750
Seized rear caliper. Required new caliper, new rear pads, and resurfacing rear rotors. 
Oct 2013

98000 mi

US $350
Seized rear brake caliper (yes, the other one.) Replaced caliper only (brake pads and rotor fine.) Electric seat adjuster (driver's side, fore and aft adjustment) failed. 
Infiniti FX in Connecticut, United States
Mar 2009 - Dec 2014
Feb 2011

54000 mi
Replaced entire dashboard under warranty due to the blister on it. 
Infiniti FX in New York, United States
May 2013 - Jun 2013
Jun 2013

277000 mi

US $1098
engine not cranking, transmission indicator blank, reverse lights do not come on. 
Infiniti FX in California, United States
Mar 2010 - Jan 2015
Apr 2010

76000 mi
Turned brake rotors and changed pads replaced struts and shocks 
Aug 2012

103000 mi

US $500
Front wheel bearing went out 
Oct 2012

105000 mi

US $79
Heater AC blower upper bearing went out and was making noise 
Jan 2015

125000 mi

US $300
Cracked Radiator 
Infiniti FX in Saskatchewan, Canada
Jan 2011 - Jan 2016
Jan 2012

65100 mi
Rattle on cold start - traced to cracked / loose heat shields on catalytic converters. 
Apr 2013

75640 mi
Console moving side to side, squeaking when it moved. Discovered driver side lower attachment bolt missing. Threads damaged as it appeared a sheet metal screw had been used. Re-tapped threads and inserted 5mm machine screw and washer. 
Sep 2013

80600 mi

C $500
RR wheel bearing - remove & replace heat shields on catalytic converters rusted, loose and vibrating, creating noise on cold start 
Mar 2014

83080 mi

C $75
Broken rear wiper arm 
Oct 2015

90920 mi

C $100
Driver side front wheel bearing failing, gradually getting noisier. 

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2004 Infiniti FX Repair Histories

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2004 Infiniti FX problems occur, check out our car reliability stats.