Model year
2004 Infiniti Q45
NHTSA lists 2 recalls and 7 complaints for the 2004 Infiniti Q45 (recall file dated Oct 23, 2026; complaint file dated Oct 23, 2026). The components listed on the most complaints are ELECTRICAL SYSTEM (3), ENGINE (2), EXTERIOR LIGHTING (2). NHTSA lists 2 investigations. NHTSA star ratings from before model year 2011 use an older method and are not shown here. EPA rates it 18 mpg combined (fuel economy file dated Sep 29, 2026). EPA's annual fuel-cost figures for these configurations are $4,550, based on 15,000 miles and 55% city driving.
- 2000 9 complaints
- 2001 5 complaints
- 2002 20 complaints
- 2003 12 complaints
- 2004 7 complaints
- 2005 4 complaints
- 2006 0 complaints
Recalls
12V079000 · Feb 28, 2012
AIR BAGS:SIDE/WINDOW
NISSAN IS RECALLING CERTAIN MODEL YEAR 2003-2005 INFINITI Q45 VEHICLES. A WIRING CONNECTOR FOR THE SEAT MOUNTED AIRBAG MAY EXPERIENCE INCREASED ELECTRICAL RESISTANCE, RESULTING IN THE NON-DEPLOYMENT OF THE SIDE AIR BAGS.
04V497000 · Oct 13, 2004
EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH
ON CERTAIN PASSENGER VEHICLES, THE BRAKE LAMP SWITCH MAY MALFUNCTION.
Complaints
7 distinct complaints. Crash flag on 0, fire flag on 0, injury field 0, deaths field 0. A complaint can be counted under more than one component. The injury and death figures are the file's numbers (the highest value on each complaint, then added), not a separate verified count of people.
Investigations
| Action | Subject | Opened | Closed |
|---|---|---|---|
| PE08067 | SIDE AIR BAG NON-DEPLOYMENT · AIR BAGS:SIDE/WINDOW | Dec 2, 2008 | Apr 1, 2009 |
| EA09005 | Non-deployment of Side Thorax Air Bags · AIR BAGS:SIDE/WINDOW | Apr 1, 2009 | Apr 3, 2012 |
Safety ratings
NHTSA star ratings from before model year 2011 use an older method and are not shown here.
Fuel economy
| Configuration | Fuel | City | Hwy | Comb | kWh/100 mi | Range | Annual fuel cost |
|---|---|---|---|---|---|---|---|
| Q45 · 4.5L · Automatic (S5) · Rear-Wheel Drive | Premium Gasoline | 16 | 22 | 18 | — | — | $4,550 |
Open this model year in the fuel-cost calculator. The calculator starts with no fuel price filled in.
Check a vehicle
This page is not a VIN lookup. NHTSA's recall tool checks a specific vehicle: nhtsa.gov/recalls. NHTSA's page for this model year is 2004 Infiniti Q45 at NHTSA. Complaint narratives stay on NHTSA's site and are not copied here.