2011 Infiniti FX

midsize luxury SUV / 4-door SUV

Crashworthiness

Rating overview
Moderate overlap front: original test
Head restraints & seats

Other available safety features

  • Optional lane departure warning
  • Optional lane departure prevention

Key

  • G
    Good
  • A
    Acceptable
  • M
    Marginal
  • P
    Poor
  • Superior
  • Advanced
  • Basic

Some ratings use a scale of Poor to Good. Others range from Basic to Superior.

Moderate overlap front: original test

Rating applies to 2009-13 models

Tested vehicle: 2009 Infiniti FX35 4-door 4wd

The Infiniti FX was redesigned for the 2009 model year. There were two models, the FX35 (equipped with a V6 engine) and the FX50 (equipped with a V8 engine). The FX was renamed the QX70 beginning with the 2014 model year. Frontal ratings are assigned by the Institute based on a test conducted by Nissan.

Overall evaluation
Structure and safety cage
Driver injury measures
Head/neck
Chest
Leg/foot, left
Leg/foot, right
Driver restraints and dummy kinematics
Technical measurements for this test

Measures of occupant compartment intrusion on driver side

Test ID VTF0803
Footwell intrusion
Footrest (cm) 2
Left (cm) 3
Center (cm) 5
Right (cm) 5
Brake pedal (cm) 5
Instrument panel rearward movement
Left (cm) -2
Right (cm) -2
Steering column movement
Upward (cm) -1
Rearward (cm) -3
A-pillar rearward movement (cm) 0

Driver injury measures

Test ID VTF0803
Head
HIC-15 242
Peak gs at hard contact no contact
Neck
Tension (kN) 1.5
Extension bending moment (Nm) 18
Maximum Nij 0.27
Chest maximum compression (mm) 29
Legs
Femur force - left (kN) 2.3
Femur force - right (kN) 1.5
Knee displacement - left (mm) 0
Knee displacement - right (mm) 0
Maximum tibia index - left 0.31
Maximum tibia index - right 0.26
Tibia axial force - left (kN) 1.4
Tibia axial force - right (kN) 2.4
Foot acceleration (g)
Left 50
Right 75

About the original moderate overlap front test

Head restraints & seats

Seat type: Power leather seats AHR

Overall evaluation
Dynamic rating
Seat/head restraint geometry
Technical measurements for this test
Seat type Power leather seats AHR
Geometry
Backset (mm) 38
Distance below top of head (mm) 30
Seat design parameters
Pass/fail Pass
Max T1 acceleration (g) 12.6
Head contact time (ms) 67
Force rating 1
Neck forces
Max neck shear force (N) 112
Max neck tension (N) 572

About the head restraint & seat test
Currently, IIHS tests apply only to front seats.