2004 Acura TSX
midsize luxury car / 4-door sedan
Moderate overlap front: original test
Tested vehicle: 2004 Acura TSX 4-door
Rating applies to 2004-08 models
The Acura TSX was introduced in the 2004 model year.
| Evaluation criteria | Rating |
|---|---|
| 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
| Evaluation criteria | Measurement |
|---|---|
| Test ID | CEF0405 |
| Footwell intrusion | |
| Footrest (cm) | 6 |
| Left (cm) | 8 |
| Center (cm) | 9 |
| Right (cm) | 6 |
| Brake pedal (cm) | 6 |
| Instrument panel rearward movement | |
| Left (cm) | 0 |
| Right (cm) | 0 |
| Steering column movement | |
| Upward (cm) | 4 |
| Rearward (cm) | -1 |
| A-pillar rearward movement (cm) | 0 |
Driver injury measures
| Evaluation criteria | Measurement |
|---|---|
| Test ID | CEF0405 |
| Head | |
| HIC-15 | 179 |
| Peak gs at hard contact | 19 |
| Neck | |
| Tension (kN) | 1.0 |
| Extension bending moment (Nm) | 9 |
| Maximum Nij | 0.25 |
| Chest maximum compression (mm) | 28 |
| Legs | |
| Femur force - left (kN) | 0.2 |
| Femur force - right (kN) | 3.1 |
| Knee displacement - left (mm) | 0 |
| Knee displacement - right (mm) | 0 |
| Maximum tibia index - left | 0.30 |
| Maximum tibia index - right | 0.99 |
| Tibia axial force - left (kN) | 2.0 |
| Tibia axial force - right (kN) | 4.6 |
| Foot acceleration (g) | |
| Left | 75 |
| Right | 55 |
Head restraints & seats
Seat type: All seats
| Overall evaluation | |
|---|---|
| Dynamic rating | |
| Seat/head restraint geometry |
Technical measurements for this test
| Seat type | All seats |
|---|---|
| Geometry | |
| Backset (mm) | 65 |
| Distance below top of head (mm) | 52 |
| Seat design parameters | |
| Pass/fail | Fail |
| Max T1 acceleration (g) | 10.5 |
| Head contact time (ms) | 105 |
| Force rating | 3 |
| Neck forces | |
| Max neck shear force (N) | 175 |
| Max neck tension (N) | 1,253 |
About the head restraint & seat test
Currently, IIHS tests apply only to front seats.