Problems · NHTSA complaints
2003 Infiniti FX45 problems
Owners filed 27 complaints about the 2003 Infiniti FX45 with NHTSA between Mar 2003 and Sep 2020. The most-cited component is exterior lighting (6).
Complaints
27
Filed with NHTSA
Crashes
1
Reported by owners
Fires
0
Reported by owners
Injuries
0
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Exterior lighting6
- Air bags5
- Power train4
- Structure4
- Fuel system, gasoline3
- Fuel/propulsion system2
- Service brakes, hydraulic2
- Latches/locks/linkages1
- Steering1
- Vehicle speed control1
- Electrical system1
- Visibility1
- Seats1
- Other / unknown2
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Oct 28, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
3
5
2
0
3
0
1
0
2
0
1
2
1
0
2
2
1
2
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2003 | 3 |
| 2004 | 5 |
| 2005 | 2 |
| 2006 | 0 |
| 2007 | 3 |
| 2008 | 0 |
| 2009 | 1 |
| 2010 | 0 |
| 2011 | 2 |
| 2012 | 0 |
| 2013 | 1 |
| 2014 | 2 |
| 2015 | 1 |
| 2016 | 0 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 2 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Exterior lighting
6 reports2 related recalls
“HELLO! MY NAME IS [XXX]. I OWNER OF INFINITI FX45 2003 [XXX] AND ACCORDING TO VINRCL.SAFERCAR.GOV/VIN/ I HAVE SEVERAL INCOMPLETE DEFECTS IN MY CAR. COULD YOU PLEASE CHECK THIS AND SUPPORT ME WITH PARTS REPLACEMENT? THANK YOU IN ADVANCE! I CONTACTED A DEALERSHIP IN RUSSIA, NO ACTION ON MY APPEAL HAPPENED. THEY DON'T DO ANYTHING. PLEASE HELP, I AM WORRIED ABOUT MY OWN SAFETY AND THE SAFETY OF OTHER PEOPLE.RUSSIA CANNOT BE SELECTED IN YOUR FORM. SORRY FOR THE INACCURATE INFORMATION *TR”
Air bags
5 reports1 crash4 related recalls
“ALL THE LIGHTS ARE SWEATING, POOR VISIBILITY. ACCORDING TO: NUMBER OF REVIEWS ON HTSA: 06V-328 REVIEW DATE: ABRYCT 3 2006 NUMBER REVOCATION MANUFACTURER: R0608 SUMMARY DURING CANADIAN COMPLIANCE TESTING SOME SPECIAL VEHICLES SPORTS NOT ELIGIBLE FOR FEDERAL STANDARD SAFETY CAR. 108, “LAMPS, REFLECTED DEVICES AND RELATED EQUIPMENT” HEAD LAMP CHARGES DO NOT CORRESPOND TO THE REQUIREMENTS OF PHOTOMETRIC VALUES OF THE HEAD LAMP REQUIREMENTS OF THE STANDARD RED CARD REACT HEAT HAZE RIGHT HYRECE RIGHT HYRECE REACTOR HYRECRANIOR REACTOR HYRELECTRICANTS ONLY HYRES TO HAVE ON RIGHT HYRECTS ON RIGHT HARDWARE RIGHT HARDWARE RIGHT HYRECE HYRES, RIGHT TO HAVE RIGHT TO HAVE RIGHT TO HAVE RIGHT TO HAVE ITES, RIGHT HEATS, RIGHT HYRECTS, RIGHT HYRECE REQUIREMENTS, RIGHT HYRECTS, RIGHT HYRECTS, RIGHT HYRECTS, RIGHT HYRECE, RIGHT HYRECTS, RIGHT HYRECTS, RIGHT HYRECTS, RIGHT HYRECTS, RED CARDS, RADIATED DEVICES, 108 I DEMAND REPLACEMENT ACCORDING TO THE NON-CONFORMITY REGULATIONS.”
Power train
4 reports1 related recall
“TL* THE CONTACT OWNS A 2003 INFINITI FX45. WHILE DRIVING 35 MPH, A LOUD NOISE WAS HEARD WHEN THE ACCELERATOR PEDAL WAS DEPRESSED. THE CONTACT EXITED THE VEHICLE AND NOTICED THE DRIVESHAFT ON THE GROUND. THE VEHICLE WAS TOWED TO THE CONTACT'S HOME. THE VEHICLE WAS DIAGNOSED BY AN INDEPENDENT MECHANIC WHO STATED THAT THE SHAFT BOLT SEPARATED FROM THE VEHICLE AND THE DRIVESHAFT NEEDED REPLACEMENT. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 160,000.”
Structure
4 reports
“TL* THE CONTACT OWNS A 2003 INFINITI FX45. THE CONTACT STATED THAT DURING INCLEMENT WEATHER, THE DRIVERS SIDE HEADLIGHTS WOULD FAIL. IN ADDITION, THE CONTACT STATED THAT THERE WAS A CRACK ON THE FRONT PASSENGER SIDE DASHBOARD NEAR THE AIR BAG. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 124,000.”
Fuel system, gasoline
3 reports1 related recall
“TL*THE CONTACT OWNS A 2003 INFINITI FX45. THE CONTACT STATED THE FUEL TANK SENSOR SENDING UNIT FAILED. THE VEHICLE WAS TAKEN TO THE DEALER WHO STATED THEY HAD TO REPAIR TWO SENDING UNITS WHICH WAS NOT UNDER RECALL OR WARRANTY. THE CONTACT HAD TO PAY FOR LABOR AND PARTS. THE MANUFACTURER STATED THERE WAS NO RECALL AND OFFERED NO ADDITIONAL ASSISTANCE. THE FAILURE MILEAGE WAS 52,045.”
Fuel/propulsion system
2 reports
“I AM LOCATED IN RUSSIA, AND THE LOCAL INFINITI DEALER DOES NOT PERFORM RECALL COMPANIES ON MY CAR.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 28, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.