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  2. Diesel particulate filter - Wikipedia

    en.wikipedia.org/wiki/Diesel_particulate_filter

    Diesel particulate filter of a school bus A diesel particulate filter (top left) in a Peugeot Off-road – DPF installation. A diesel particulate filter (DPF) is a device designed to remove diesel particulate matter [broken anchor] or soot from the exhaust gas of a diesel engine. [1] [2]

  3. MOT test - Wikipedia

    en.wikipedia.org/wiki/MOT_test

    The main purpose of the MOT test is to check if a vehicle meets the main UK road safety standards. [17] The decision to pass or fail each presented vehicle comes down to the discretion of the tester following the guidelines issued by the DVSA. The MOT test covers the following aspects: [18] Exhaust and emissions; Seat belts; Steering ...

  4. Vehicle inspection - Wikipedia

    en.wikipedia.org/wiki/Vehicle_inspection

    The MOT test (from Ministry of Transport, the former name of the Department for Transport) is a mandatory annual test of safety, road worthiness and exhaust emissions for vehicles over three years old. It is enforced by linking the official MOT database to the payment of Vehicle Excise Duty tax. Prior to November 2014 a tax disc had to be ...

  5. Vehicle inspection in the United States - Wikipedia

    en.wikipedia.org/wiki/Vehicle_inspection_in_the...

    Striped: Both safety and emissions testing required. In the United States, vehicle safety inspection and emissions inspection are governed by each state individually. Fifteen states have a periodic (annual or biennial) safety inspection program, while Maryland requires a safety inspection and Alabama requires a VIN inspection on sale or transfer of vehicles which were previously registered in ...

  6. Volkswagen emissions scandal - Wikipedia

    en.wikipedia.org/wiki/Volkswagen_emissions_scandal

    A German test showed 10 out of 53 cars compliant when exposed to temperatures below 10 degrees Celsius. [410] A French test showed 4 out of 52 cars compliant when tested outside (not in a laboratory). [411] As of March 2017, 38 out of 40 diesel cars of all brands tested by ADAC failed a NO x-test based on government standards. [412]

  7. PDF - Wikipedia

    en.wikipedia.org/wiki/PDF

    Portable Document Format (PDF), standardized as ISO 32000, is a file format developed by Adobe in 1992 to present documents, including text formatting and images, in a manner independent of application software, hardware, and operating systems.

  8. National Car Test - Wikipedia

    en.wikipedia.org/wiki/National_Car_Test

    The National Car Test (Irish: An tSeirbhís Náisiúnta Tástála Carranna; abbreviated NCT) is a roadworthiness test, which all cars in Ireland must undergo. Following a tender process, the Road Safety Authority awarded the National Car Testing Service contract for the operation of the vehicle inspection service in the Republic of Ireland to Applus.

  9. Motor-vehicle inspection (Japan) - Wikipedia

    en.wikipedia.org/wiki/Motor-vehicle_inspection...

    (Learn how and when to remove this message) Aichi Toyota Anjo Shaken center (2021) Shaken ( 車検 ) , a contraction of Jidōsha Kensa Tōrokuseido ( 自動車検査登録制度 , "automobile inspection registration system") , is the name of the vehicle inspection program in Japan for motor vehicles over 250 cc in engine displacement .