FJ Cruiser 4WD V6-4.0L (1GR-FE) (2007)
Sound Proofing / Insulation: Description and Operation
Low Vibration and Low Noise Body
1. General
Effective application of vibration damping and noise suppressing materials reduce engine and road noise.
2. Body Shell Construction
A dash panel silencer is used for the dash panel. The dash panel silencer is made of breathable material and has sound absorbing characteristics. The
adoption of this silencer improves sound insulation performance and achieves weight reduction.
3. Sound Absorbing and Vibration Damping Materials
^ To reduce noise and vibration, felt with a thickness of 10 mm (0.39 in.) is used for the inner cowl side trim, front door trim, and access door trim. Felt
with a thickness of 40 mm (1.57 in.) is used for the roof headlining.
^ A Urethane-based material is used for the roof headlining as sound absorbing material.
4. Floor Pad