Test Methods

Material Testing

acoustically	absorption measurement
	insulation measurement
	dynamic stiffness
	modulus of elasticity, loss factor
chemically	etching processes
	gas chromatography mass spectroscopy (analysis of VOC and SVOC)
	material analysis / determination of plastics (VDA 275, VDA 278 and derived manufacturer standards)
mechanical	abrasion test
	density determination
	micro hardness
	water absorption
other	flash point/spontaneous ignition
	mold testing/mold resistance (testing the microbial resistance of materials in mold test benches, e.g. DIN EN 15457 and 15458 and ATSM standard)
	heat storage

Component Testing

acoustically	determination of the absorption properties by means of alpha cabin of components
	noise emission with stone impact excitation
	acoustic investigation and noise optimization of vehicle components and the entire vehicle
electroacustic	Electroacoustic functional testing of loudspeakers, amplifiers and controllers
chemically	emission tests (e.g. ISO 12219 series and derived manufacturer standards)
	evaporative emission testing in SHED chambers (especially fuel-bearing components)
	efficiency of HC-lowering materials (e.g. activated carbon)
	filter test bench (e.g. efficiency of cabin air filters)
geometric	incident light microscopy (examination of superficial damage and contamination - also microbial)
	CT analysis
	thickness measurement
mechanical	side frame sealing
	bend test
	fatigue strength
	topcoat adhesion
	puncture test
	dynamic mechanical analysis
	emissivity
	determination of pull-out forces
	dye penetrant testing
	tight fit test
	grammage
	hardness test according to Brinell
	hardness test according to Shore
	hardness test according to Vickers
	maximum tensile strength of unpressed materials
	contact point analysis and investigation of material pairings
	friction coefficient analysis of screws and o-rings
	impact strength
	stone impact strength
	stone impact resistance top layer
	thermocycel test (climate chamber)
	tensile strength
	tensile test
thermic	burning behavior
	DSC analysis
	caloric data
	coefficient of linear expansion
	length extension test
optical	3D measurement of crash tests (up to 55,000 data sets per second)
optical	3D measurement in production or of parts
other	coating of parts made of metallic materials with organic materials; requirements and testing
	all test methods related to semiconductors and power sets
	thermal gravimetric analysis

System Check

acoustically	complete vehicle inspections on the acoustic all-wheel roller test bench
acoustically	simulated pass-by measurements
elctroacustic	Electro-acoustic testing of entertainment system, infotainment system and system control as well as system tuning
climatically	climate change test
climatically	condensation water contact climate test
chemically	engine test bench (exhaust emission tests)
	evaporation emission from drive systems
	emission measurements in SHED chambers (DIN ISO 12219-4 and derived manufacturer standards)
	complete vehicle test bench for indoor air quality (e.g. effect of contaminated ambient air on indoor air quality, DIN ISO 12219-1)
cognitively	acceptance studies (acceptance studies in early phases and car clinics)
	odor test (VDA 270 and derived manufacturer standards)
	usability tests and user experience of human-machine interfaces (proband-based usability and user experience testing with test batteries)
mechanical	engine wash
mechanical	cleaning test
multi	ergonomic evaluation (criterion-based ergonomic expert evaluation)
	driving simulator studies (test person-based testing of driver assistance systems and systems for automated driving, entertainment, communication and mobile work in a safe driving context with regard to safety and comfort)
	engine test bench (endurance test, load in driving cycles)
other	dimension
other	IR measurement