Infiniti FX45 Problems: 6 Issues Every Owner Should Know
According to Au7o's analysis of 0+ owner reports, the 2003-2008 Infiniti FX45 has 6 documented known issues, with 2 rated critical by the Au7o research team. The most serious are Radiator Failure Causing Overheating ($450-$950 repair) and Timing Chain Guide Wear and Chain Noise ($1,800-$3,500 repair). Across all issues, repair costs range from $180 to $3,500. Full technical analysis and DIY maintenance guides at au7o.io.
NHTSA Recalls (10)
AIR BAGS:FRONTAL
Nissan North America, Inc. (INFINITI) is recalling certain 2003 INFINITI FX35, 2006-2008 FX35 and FX45 vehicles that previously received a replacement front passenger air bag assembly under recall number 20V-008. The air bag cushion was folded incorrectly, which could increase internal pressure and tear the air bag cushion during deployment.
AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE
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.
AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE
Nissan North America, Inc. (Nissan) is recalling certain 2012 Nissan Versa hatchbacks 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, if not included in "Zone A" above, Nissan is recalling certain 2009-2010 Infiniti M35 and M45 and 2009 Nissan Versa sedans and hatchbacks originally sold, or ever registered, in Arizona, Arkansas, Delaware, the 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". Additionally, if not included in "Zone A" or "Zone B" above, Nissan is recalling certain 2005-2008 Infiniti FX35 and FX45, 2006-2010 Infiniti M35 and M45, and 2007-2008 Nissan Versa vehicles originally sold, or ever 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 used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the front air bags, these inflators may rupture due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.
AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE
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.
AIR BAGS
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.
+ 5 more recalls. Check all recalls on NHTSA.gov
Recall data from NHTSA (National Highway Traffic Safety Administration). Enter your VIN at NHTSA.gov to check recalls specific to your vehicle.
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All 6 Known Issues
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Frequently Asked Questions
What are the most common Infiniti FX45 problems?
According to Au7o's analysis of 0+ owner reports, the 2003-2008 Infiniti FX45 has 6 documented issues. The most frequently reported are: Radiator Failure Causing Overheating, Timing Chain Guide Wear and Chain Noise, Front Suspension Control Arm and Bushing Wear. Of these, 2 are rated critical and should be addressed promptly.
Is the Infiniti FX45 reliable?
The 2003-2008 Infiniti FX45 has 6 known issues documented across 0+ owner reports. 2 issues are rated critical: Radiator Failure Causing Overheating and Timing Chain Guide Wear and Chain Noise. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Infiniti FX45 problems?
Repair costs for known Infiniti FX45 issues range from $180 to $3,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Radiator Failure Causing Overheating, typically costs $450-$950 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What year Infiniti FX45 is the most reliable?
Reliability varies across model years of the Infiniti FX45. Based on owner reports, issues are most commonly reported in earlier model years. Au7o recommends checking the specific known issues for your target year before purchasing, and having a pre-purchase inspection performed by a qualified mechanic. Our known issues database covers the 2003-2008 Infiniti FX45 with 6 documented issues from 0+ owner reports.
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Get Started FreeContent on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.