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Bodywork
Sound deadening was already a major issue when developing the body-in-white. The consistent deploy-
ment of absorption materials in the engine compartment, tunnel, luggage compartment and behind the
panelling has led to the attainment of an above-average reduction in noise.
The silencers
Key:
blue = aluminium expansion foil, 4.5 mm sandwich
green = bitumen plastic-foil, pressure-sensitive bonding, 2 mm
red = bitumen plastic-foil, magnetised, thermoplastic bonding 2 mm
orange = bitumen plastic-foil, thermoplastic bonding 2 mm
pink = bitumen foil with aluminium foil, magnetised, 3 mm
blue/red = blue - diesel, red - petrol engine
blue/orange = blue - diesel, orange - petrol engine
Diesel and petrol engine
The two-tone insulating foils demonstrate the different insulation methods in the diesel and petrol engine.
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