Q70 (2004)
Engine Reliability Ratings
VQ35DE
3.5L 6-cylView details
Complaint Breakdown
Known Issues
4.5-V8-Gas
4.5L 8-cylView details
Complaint Breakdown
Known Issues
Show 1 additional engine variant with limited data
Infiniti Q70 Unidentified Engine
View details
Complaint Breakdown
Known Issues
Vehicle-Level Issues
These issues affect the Infiniti Q70 regardless of engine variant.
Recalls (5)
Nissan North America, Inc. (Nissan) is recalling certain 2001-2003 Maxima, 2002-2006 Sentra, 2002-2004 Pathfinder, 2007-2011 Versa Sedan and Versa Hatchback, 2001-2004 Infiniti I30 and I35, 2002-2003 Inifiniti QX4, 2003-2008 Infiniti FX35 and FX45 and 2006-2010 M35 and M45 vehicles. The vehicles are equipped with non-desiccated, frontal passenger air bag inflators containing phase stabilized ammonium nitrate (PSAN) propellant that were used as interim remedy parts for previous Takata recalls. These inflators may explode due to propellant degradation occurring after long-term exposure to high absolute humidity, high temperatures, and high temperature cycling.
Nissan North America, Inc. (Nissan) is recalling certain model year 2003-2008 Infiniti FX35 and FX45, 2003-2004 Infiniti I35, 2006-2010 Infiniti M35 and M45, and 2007-2011 Nissan Versa vehicles, originally sold, or ever registered, in Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands, or "Zone A." Additionally, unless included in "Zone A" above, Nissan is recalling certain model year 2005-2008 Infiniti FX35 and FX45, 2003-2004 Infiniti I35, 2006-2008 Infiniti M35 and M45, and 2007-2008 Nissan Versa vehicles, originally sold, or ever registered, in Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia, or "Zone B." Lastly, unless included in "Zone A" or "Zone B" above, Nissan is recalling certain model year 2003-2004 Infiniti I35 vehicles originally sold, or registered, in Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules, and used as original equipment or replacement equipment. These inflators may rupture due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.
Nissan North America, Inc. (Nissan) is recalling certain model year 2003-2004 Infiniti I35, 2003-2005 FX35 and FX45, and 2006 M35 and M45 vehicles originally sold, or currently registered, in geographic locations associated with high absolute humidity. Specifically, vehicles sold, or ever registered, in Florida, Hawaii, Puerto Rico, the U.S. Virgin Islands, Saipan, Guam, and American Samoa, as well as Alabama, Mississippi, Louisiana, Texas, and Georgia, are included. Upon deployment of the passenger side frontal air bag, excessive internal pressure may cause the inflator to rupture.
NISSAN IS RECALLING CERTAIN MODEL YEAR 2003-2004 INFINITI M45 VEHICLES MANUFACTURED FROM MARCH 7, 2002, THROUGH JUNE 3, 2004. DUE TO A CIRCUIT BOARD FAILURE, THE FUEL GAUGE MAY READ A FUEL LEVEL HIGHER THAN ACTUALLY EXISTS. AS A RESULT, THE VEHICLE MAY RUN OUT OF GAS WITHOUT NOTICE.
ON CERTAIN PASSENGER VEHICLES, THE BRAKE LAMP SWITCH MAY MALFUNCTION.
Alternatives in Midsize Sedan
Frequently Asked Questions
What are the most common 2004-2004 Infiniti Q70 problems?
The 2004-2004 Infiniti Q70 has accumulated 81 NHTSA complaints. The most frequently reported problem areas are Fuel System, Engine, Safety Systems. As with any used vehicle, an inspection before buying and a vehicle history report are recommended.
Which Infiniti Q70 engine is most reliable?
The 2004-2004 Infiniti Q70 was offered with 3 engine options. Based on NHTSA complaint data, the 3.5L 6-cyl has the lowest complaint density and is considered the most reliable choice for buyers.
Is the 2004-2004 Infiniti Q70 a good used car?
The 2004-2004 Infiniti Q70 can be a sound used car depending on trim, mileage, and maintenance history. With 81 total NHTSA complaints on record, prospective buyers should review the known problem areas and check for open recalls before buying.
How many NHTSA complaints does the 2004-2004 Infiniti Q70 have?
The 2004-2004 Infiniti Q70 has 81 complaints filed with NHTSA as of our latest data pull. Complaint counts reflect owner-reported issues and do not necessarily indicate defects or safety risks on their own.
What recalls affect the 2004-2004 Infiniti Q70?
There are 5 NHTSA recalls affecting some 2004-2004 Infiniti Q70 vehicles. Recall status varies by VIN — check the NHTSA recall database at recalls.nhtsa.dot.gov with your specific VIN to confirm which campaigns apply.
What should I check before buying a used Infiniti Q70?
Before buying a used Infiniti Q70, verify all open recalls are completed via the NHTSA VIN lookup tool. Pay particular attention to Fuel System, Engine, Safety Systems, which are the most commonly reported problem areas. Request maintenance records, have an independent mechanic inspect the vehicle, and run a vehicle history report to check for prior accidents or title issues.
Does the Q70 have NHTSA crash test ratings?
NHTSA has not published crash test ratings for the 2004 Infiniti Q70. Not all vehicles are tested each year. For the latest NHTSA safety information, visit nhtsa.gov/ratings.
Data from NHTSA federal complaints database. 81 complaints analyzed. Data confidence: moderate. Last updated: 2026-05-23.