2003 Infiniti FX35 problems & reliability
61 owner complaints filed with NHTSA for the 2003 Infiniti FX35, alongside 10 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
2 complaints report injuries (2 injured).
Federal crash records (FARS 2020–2023): 2003 Infiniti FX35 vehicles were involved in 6 fatal crashes with 3 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Air Bags → | 13 | 21% |
| Latches/locks/linkages → | 12 | 20% |
| Electrical System | 8 | 13% |
| Structure | 8 | 13% |
| Seats | 5 | 8% |
| Engine | 4 | 7% |
| Engine and Engine Cooling | 4 | 7% |
| Power Train | 4 | 7% |
| Exterior Lighting | 3 | 5% |
| Service Brakes, Hydraulic | 3 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 68,000 miles (middle 50% between 31,250 and 118,500 miles), based on 35 complaints that included mileage.
Complaints by incident year
What owners report
“My airbag light came on again recently, without any incident and I am concerned that this means my car is now unsafe. This happened in 2017 and it was a repair that was made without charge. I have now been informed that it would cost over $1,000 to repair, but I think this is a malfunction that should be covered by…”
Air Bags · filed Feb 20, 2026
“Ever since I bought my infiniti the air bag light flashed rapidly on the dash. I received notice a couple years ago about the air bags being recalled.I took my vehicle to Roseville Infiniti and supposedly the airbags were replaced I expected it to take a couple hours it was in and out in under 2 hours. When i left the…”
Seats · filed Mar 20, 2025
“Good day! According to the VIN code of my car, there are revocable companies, the dealer refuses to replace it.”
Seat Belts · filed May 19, 2021
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Desiccated Air Bag Inflator Rupture
Engineering Analysis EA21002 · opened Sep 17, 2021 · open
- Air Bag Inflator Rupture
Engineering Analysis EA15001 · opened Feb 24, 2015 · open · led to recall 22V945
- Air Bag Inflator Rupture
Preliminary Evaluation PE14016 · opened Jun 11, 2014 · closed Mar 2, 2015 · led to recall 15V226000
Technical service bulletins
86 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2003 Infiniti FX35. The 10 most recent:
Voluntary Service Campaign ID # P3156 is no longer active. · Repair orders opened after this bulletin’s published date are no longer eligible for reimbursement under Campaign ID # P3156. · Discard all previous versions…
ITB03-068A · Service Campaign · issued Apr 29, 2026
CERTIFICATION LABEL AND VIN PLATE REPLACEMENT SERVICE INFORMATION Because of collision damage or other vehicle repair, a replacement “Certification Label” or “VIN Plate/Label” may be needed. HINT: Certification Label =…
ITB09-063C · Service Bulletin/Repair Instructions · issued Apr 13, 2026
INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB13-052E · Service Bulletin/Repair Instructions · issued May 20, 2024
WINDOW GLASS WARRANTY INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB17-009H · Service Bulletin/Repair Instructions · issued Apr 30, 2024
REMOVING FOREIGN MATERIAL FROM THE WINDOW GLASS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB13-007I · Service Bulletin/Repair Instructions · issued Apr 30, 2024
WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB09-039K · Service Bulletin/Repair Instructions · issued Apr 29, 2024
REMOVING FOREIGN MATERIAL FROM THE WINDOW GLASS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB13-007H · Service Bulletin/Repair Instructions · issued Feb 27, 2023
WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB09-039J · Service Bulletin/Repair Instructions · issued Feb 27, 2023
WHEEL BEARING COLLISION DAMAGE This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB10-067C · Service Bulletin/Repair Instructions · issued Feb 22, 2023
INFINITI; FRONT SONAR PARKING SENSOR SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
ITB16-006A · Service Bulletin/Repair Instructions · issued Mar 24, 2021
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2003 Infiniti FX35 has 10 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2003 Infiniti FX35?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 68,000 miles — budget accordingly if the car is approaching that mileage.