2004 Mercedes-Benz C-Class

Tested vehicle: 2001 Mercedes-Benz C 320 4-door
Rating applies to 2001-07 models

The Mercedes C class was redesigned for the 2001 model year.

Technical measurements for this test

Measures of occupant compartment intrusion on driver side

Evaluation criteria	Measurement
Test ID	CF00033
Footwell intrusion
Footrest (cm)	2
Left (cm)	2
Center (cm)	3
Right (cm)	2
Brake pedal (cm)	2
Instrument panel rearward movement
Left (cm)	-1
Right (cm)	0
Steering column movement
Upward (cm)	2
Rearward (cm)	0
A-pillar rearward movement (cm)	0

Driver injury measures

Evaluation criteria	Measurement
Test ID	CF00033
Head
HIC-15	251
Peak gs at hard contact	44
Neck
Tension (kN)	2.0
Extension bending moment (Nm)	32
Maximum Nij	0.32
Chest maximum compression (mm)	33
Legs
Femur force - left (kN)	4.2
Femur force - right (kN)	4.3
Knee displacement - left (mm)	7
Knee displacement - right (mm)	1
Maximum tibia index - left	0.46
Maximum tibia index - right	0.42
Tibia axial force - left (kN)	2.1
Tibia axial force - right (kN)	3.4
Foot acceleration (g)
Left	54
Right	57

About the original moderate overlap front test

Seat type: Seats with auto-adjust head restraints

Technical measurements for this test

Seat type	Seats with auto-adjust head restraints
Geometry
Backset (mm)	45
Distance below top of head (mm)	-15
Seat design parameters
Pass/fail	Fail
Max T1 acceleration (g)	12.1
Head contact time (ms)	74
Force rating	2
Neck forces
Max neck shear force (N)	193
Max neck tension (N)	836

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