FaultScore

Worst years for a Infiniti I35

Owners have filed 300 complaints about the Infiniti I35 with NHTSA across model years 2001 to 2004. More of them are about the engine & cooling than anything else.

Avoid

2002 Infiniti I35

123 complaints — the highest FaultScore of any year, mostly engine & cooling.

Cleanest on record

2004 Infiniti I35

41 complaints — the lowest FaultScore of the graded years.

Every Infiniti I35 year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2004 A 41 0 0 88,775 Airbags
2003 B 134 2 0 115,000 Engine & Cooling
2002 D 123 17 4 122,000 Engine & Cooling
2001 2 0 0 Transmission & Drivetrain

What breaks on a Infiniti I35

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Engine & Cooling 109 36.3%

Worst in 2003

Airbags 32 10.7%

Worst in 2002

Electrical System 23 7.7%

Worst in 2003

Acceleration & Cruise Control 21 7.0%

Worst in 2003

Suspension 15 5.0%

Worst in 2002

Transmission & Drivetrain 14 4.7%

Worst in 2002

Brakes 14 4.7%

Worst in 2002

Other & Unspecified 13 4.3%

Worst in 2002

Fuel & Propulsion 11 3.7%

Worst in 2002

Steering 10 3.3%

Worst in 2002

Stability & Traction Control 10 3.3%

Worst in 2003

Lights 8 2.7%

Worst in 2002

Body & Structure 7 2.3%

Worst in 2002

Equipment & Accessories 6 2.0%

Worst in 2002

Complaints filed over time

Every complaint about every Infiniti I35, by the month it reached NHTSA.

Mar 2002 peak 12 Aug 2024

Compare the Infiniti I35

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.