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  2. Defeat device - Wikipedia

    en.wikipedia.org/wiki/Defeat_device

    On 10 October 2015, Consumer Reports tested a 2015 Jetta TDI and a 2011 Jetta Sportwagen TDI in what they presumed was the special emissions testing, or cheat mode. The 0 to 60 mph (0 to 97 km/h) acceleration time of the 2011 Jetta increased from 9.9 to 10.5 seconds, and the 2015 car's time went from 9.1 to 9.2 seconds.

  3. U.S. engine maker facing largest Clean Air Act penalty ever ...

    www.aol.com/news/u-engine-maker-facing-largest...

    Engine manufacturer Cummins Inc. has agreed to pay a $1.675 billion penalty for allegedly installing "defeat devices" on approximately 1 million pickup trucks to cheat emissions tests.

  4. OBD-II PIDs - Wikipedia

    en.wikipedia.org/wiki/OBD-II_PIDs

    OBD-II PIDs (On-board diagnostics Parameter IDs) are codes used to request data from a vehicle, used as a diagnostic tool. SAE standard J1979 defines many OBD-II PIDs. All on-road vehicles and trucks sold in North America are required to support a subset of these codes, primarily for state mandated emissions inspections .

  5. United States vehicle emission standards - Wikipedia

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

    Only state which still conduct emission testing dating back to the 1967 model year unlike other states using EPA classification (a few still conduct test for 1968–present (1968+ testing is for jurisdictions using defined EPA standards for vehicle classification since the '68 model year and beyond automobiles must have an exhaust emission ...

  6. Area codes 303, 720, and 983 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_303,_720,_and_983

    The northeastern and western portions of area code 303, including Fort Collins, Grand Junction, Vail and Aspen, were separated on April 2, 1995, and became area code 970. This split reduced 303 to the Denver-Boulder area. [3] With the 1995 split, 303 was the only Colorado area code that did not border another state.

  7. List of Colorado area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_Colorado_area_codes

    Area code 303 is the original area code assigned to the entire state when the first nationwide telephone numbering plan was created in 1947. Today it only serves the greater Denver Metropolitan Area. Area codes 720 and 983 are overlay codes for today's 303 numbering plan area (NPA). Area code 719 serves Colorado Springs and southeastern Colorado.

  8. On-board diagnostics - Wikipedia

    en.wikipedia.org/wiki/On-board_diagnostics

    ~1994: Motivated by a desire for a state-wide emissions testing program, the CARB issues the OBD-II specification and mandates that it be adopted for all cars sold in California starting in model year 1996 (see CCR Title 13 Section 1968.1 and 40 CFR Part 86 Section 86.094). The DTCs and connectors suggested by the SAE are incorporated into this ...

  9. FTP-75 - Wikipedia

    en.wikipedia.org/wiki/FTP-75

    In 2007, the EPA added three new Supplemental Federal Test Procedure (SFTP) tests [12] that combine the current city and highway cycles to reflect real world fuel economy more accurately,. Estimates are available for vehicles back to the 1985 model year.