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  2. United States vehicle emission standards - Wikipedia

    en.wikipedia.org/wiki/United_States_vehicle...

    more than 2 model years old to 24 model years old; motorcycles, diesel-powered, and automobiles 25 model years or older exempt from emission testing – includes motor vehicles registered as an Antique or Classic under Texas law (either displaying state-mandated vanity license plate or vintage-era license plates (this also includes past general ...

  3. OBD-II PIDs - Wikipedia

    en.wikipedia.org/wiki/OBD-II_PIDs

    See below: 7A: 122: 7 Diesel particulate filter (DPF) differential pressure 7B: 123: 7 Diesel particulate filter (DPF) 7C: 124: 9 Diesel Particulate filter (DPF) temperature °C + 7D: 125: 1 NOx NTE (Not-To-Exceed) control area status 7E: 126: 1 PM NTE (Not-To-Exceed) control area status 7F: 127: 13 Engine run time [b] s

  4. Emission standard - Wikipedia

    en.wikipedia.org/wiki/Emission_standard

    The regulation also applies to diesel powered passenger cars (but not to gasoline cars). In-use vehicles in the specified categories must meet 1997/98 emission standards for the respective new vehicle type (in the case of heavy duty engines NO x = 4.5 g/kWh, PM = 0.25 g/kWh).

  5. Vehicle inspection in the United States - Wikipedia

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

    The three most recent model year vehicles and those that are 25 model years or older are exempt from emissions testing, as well as all motorcycles, recreational vehicles (RVs), motor homes and diesel-powered vehicles. [32] Idaho – no longer required as of July 2023. [33] Illinois – biennially after the vehicle is four years old.

  6. Federal Motor Vehicle Safety Standards - Wikipedia

    en.wikipedia.org/wiki/Federal_Motor_Vehicle...

    FMVSS No. 138: [37] Tire-pressure monitoring systems; FMVSS No. 139: [38] New pneumatic radial tires for light vehicles; FMVSS No. 140: [Proposed] ("Parts and Accessories Necessary for Safe Operation; Speed Limiting Devices", released for public comment in September 2016) [39] FMVSS No. 141: [40] Minimum sound requirements for hybrid and ...

  7. Coolant - Wikipedia

    en.wikipedia.org/wiki/Coolant

    A coolant is a substance, typically liquid, that is used to reduce or regulate the temperature of a system. An ideal coolant has high thermal capacity, low viscosity, is low-cost, non-toxic, chemically inert and neither causes nor promotes corrosion of the cooling system. Some applications also require the coolant to be an electrical insulator.

  8. Abolishing tipped wage ‘doesn’t work,’ Illinois Republican says

    www.aol.com/abolishing-tipped-wage-doesn-t...

    (The Center Square) – Illinoisminimum wage is set to go up to $15 an hour beginning Jan. 1. Tipped wages will go to $9 an hour. Some want that to be abolished and for tipped workers to get ...

  9. Diesel exhaust fluid - Wikipedia

    en.wikipedia.org/wiki/Diesel_exhaust_fluid

    A 1.5-liter and a 10-liter AdBlue container Hino truck and its SCR next to the diesel particulate filter (DPF) with regeneration process by the late fuel injection to control exhaust temperature to burn off soot [1] [2] Passenger car using an AdBlue pump. Diesel exhaust fluid (DEF; also known as AUS 32 and sometimes marketed as AdBlue [3]) is a ...