Vehicle acronyms and abbreviations
Encyclopedia
- A4: 4-speed automatic transmissionAutomatic transmissionAn automatic transmission is one type of motor vehicle transmission that can automatically change gear ratios as the vehicle moves, freeing the driver from having to shift gears manually...
- A5: 5-speed automatic transmission
- A6: 6-speed automatic transmission
- ABS: Anti-Lock Braking System
- A/C: Air conditioningAir conditioningAn air conditioner is a home appliance, system, or mechanism designed to dehumidify and extract heat from an area. The cooling is done using a simple refrigeration cycle...
- AdvHEV: Advanced hybrid
- AMT: Automated manual transmission
- ATLS: Automated truck loading systemsAutomated truck loading systemsAutomated Truck Loading Systems - ATLS has been commonly used in the material handling industry to refer to the automation of loading or unloading trucks and trailers with product either on or without pallets, slip sheets, racks, containers, using several different types of automated guided vehicle...
- AutogasAutogasAutogas is the common name for liquefied petroleum gas when it is used as a fuel in internal combustion engines in vehicles as well as in stationary applications such as generators. It is a mixture of propane and butane....
: LPGLiquified petroleum gasLiquefied petroleum gas is a flammable mixture of hydrocarbon gases used as a fuel in heating appliances and vehicles. It is increasingly used as an aerosol propellant and a refrigerant, replacing chlorofluorocarbons in an effort to reduce damage to the ozone layer...
when used as a vehicle fuel - AWD: All Wheel Drive
- CAB 1493: California Assembly Bill 1493
- CARBCarbCarb may refer to:*Carbohydrate, a simple molecule*Carburetor, a device that blends air and fuel for an internal combustion engine*Carb , part of a bong or bowl that allows in air to be mixed with the smoke....
: California Air Resources BoardCalifornia Air Resources BoardThe California Air Resources Board, also known as CARB or ARB, is the "clean air agency" in the government of California. Established in 1967 in the Mulford-Carrell Act, combining the Bureau of Air Sanitation and the Motor Vehicle Pollution Control Board, CARB is a department within the... - CCP: Coupled cam phasing
- CH4: MethaneMethaneMethane is a chemical compound with the chemical formula . It is the simplest alkane, the principal component of natural gas, and probably the most abundant organic compound on earth. The relative abundance of methane makes it an attractive fuel...
- CNG: Compressed natural gasCompressed natural gasCompressed natural gas is a fossil fuel substitute for gasoline , diesel, or propane/LPG. Although its combustion does produce greenhouse gases, it is a more environmentally clean alternative to those fuels, and it is much safer than other fuels in the event of a spill...
: Carbon dioxideCarbon dioxideCarbon dioxide is a naturally occurring chemical compound composed of two oxygen atoms covalently bonded to a single carbon atom... - CVVL: Continuous variable valve lift
- CVT: Continuously variable transmissionContinuously variable transmissionA continuously variable transmission is a transmission that can change steplessly through an infinite number of effective gear ratios between maximum and minimum values. This contrasts with other mechanical transmissions that offer a fixed number of gear ratios...
- DCP: Dual cam phasing
- DCT: Dual clutch transmissionDual clutch transmissionA dual clutch transmission, commonly abbreviated to DCT , is a differing type of semi-automatic or automated manual automotive transmission. It utilises two separate clutches for odd and even gear sets...
- DeAct: Cylinder deactivation
- dHCCI: Diesel homogeneous charge compression ignition
- DMV: California Department of Motor VehiclesDepartment of Motor VehiclesIn the United States of America, a Department of Motor Vehicles is a state-level government agency that administers vehicle registration and driver licensing. Similar departments exist in Canada...
- DOHC: Dual overhead cam
- DVVLDVVLDVVL is an acronym for Discrete variable valve lift, a mechanical component of which two types exist:* DVVLd, includes dual cam phasing.* DVVLi, includes intake valve cam phasing....
: Discrete variable valve lift - DVVLd: Discrete variable valve lift, includes dual cam phasing*DVVLi: Discrete variable valve lift, includes intake valve cam phasing
- eACC: Improved electric accessories
- EAT: Electronically assisted turbocharging
- EGR: Exhaust gas recirculationExhaust gas recirculationIn internal combustion engines, exhaust gas recirculation is a nitrogen oxide emissions reduction technique used in petrol/gasoline and diesel engines. EGR works by recirculating a portion of an engine's exhaust gas back to the engine cylinders. In a gasoline engine, this inert exhaust...
- ehCVA: Electrohydraulic camless valve actuation
- emCVA: Electromagnetic camless valve actuation
- EHPS: Electrohydraulic power steering
- EPS: Electric power steering
- EMFAC: ARB Emission Factors modeling software (EMFAC2007 v.2.3 November 1, 2006)
- EWP: Electric water pump
- EWP: Elevating Work Platforms
- FDC: Fixed displacement compressor
- FWD: Front-wheel driveFront-wheel driveFront-wheel drive is a form of engine/transmission layout used in motor vehicles, where the engine drives the front wheels only. Most modern front-wheel drive vehicles feature a transverse engine, rather than the conventional longitudinal engine arrangement generally found in rear-wheel drive and...
- FTP: Federal Test Procedure
- g/mi: grams per mile
- GDI-S: Stoichiometric gasoline direct injection
- GDI-L: Lean-burn gasoline direct injection
- gHCCI: Gasoline homogeneous charge compression ignition
- GHG: Greenhouse gasGreenhouse gasA greenhouse gas is a gas in an atmosphere that absorbs and emits radiation within the thermal infrared range. This process is the fundamental cause of the greenhouse effect. The primary greenhouse gases in the Earth's atmosphere are water vapor, carbon dioxide, methane, nitrous oxide, and ozone...
- GVW: Gross vehicle weight
- GVWR: Gross vehicle weight ratingGross vehicle weight ratingA gross vehicle weight rating is the maximum allowable total weight of a road vehicle or trailer when loaded - i.e., including the weight of the vehicle itself plus passengers, and cargo....
- GWP: Global warming potentialGlobal warming potentialGlobal-warming potential is a relative measure of how much heat a greenhouse gas traps in the atmosphere. It compares the amount of heat trapped by a certain mass of the gas in question to the amount of heat trapped by a similar mass of carbon dioxide. A GWP is calculated over a specific time...
- HC: Hydrocarbons
- HEV: Hybrid-electric vehicle
- HFC: Hydrofluorocarbon
- hpHorsepowerHorsepower is the name of several units of measurement of power. The most common definitions equal between 735.5 and 750 watts.Horsepower was originally defined to compare the output of steam engines with the power of draft horses in continuous operation. The unit was widely adopted to measure the...
: HorsepowerHorsepowerHorsepower is the name of several units of measurement of power. The most common definitions equal between 735.5 and 750 watts.Horsepower was originally defined to compare the output of steam engines with the power of draft horses in continuous operation. The unit was widely adopted to measure the... - HSDI: High-speed (diesel) direct injection
- ICP: Intake cam phaser
- ImpAlt: Improved efficiency alternator
- ISG: Integrated starter-generator system
- ISG-SS: Integrated starter-generator system with start-stop operation
- L4Straight-4The inline-four engine or straight-four engine is an internal combustion engine with all four cylinders mounted in a straight line, or plane along the crankcase. The single bank of cylinders may be oriented in either a vertical or an inclined plane with all the pistons driving a common crankshaft....
: In-line four-cylinder - LDT: Light duty truck
- LDT1: a light-duty truck with a loaded vehicle weight of 0-3750 pounds.
- LDT2: an LEV II light-duty truck with a loaded vehicle weight of 3751 pounds to a gross vehicle weight of 8500 pounds
- LEV: Low emission vehicleLow emission vehicleA low-emission vehicle is a motor vehicle that emits relatively low levels of motor vehicle emissions. The term may be used in a general sense, but in some countries it is defined in air quality statues....
- LPG: Liquified Petroleum GasLiquified petroleum gasLiquefied petroleum gas is a flammable mixture of hydrocarbon gases used as a fuel in heating appliances and vehicles. It is increasingly used as an aerosol propellant and a refrigerant, replacing chlorofluorocarbons in an effort to reduce damage to the ozone layer...
- LVW: Loaded vehicle weight
- MAC: Mobile Air Conditioning
- MDPVMDPVMethylenedioxypyrovalerone is a psychoactive drug with stimulant properties which acts as a norepinephrine-dopamine reuptake inhibitor . Reportedly, it has been sold since around 2004 as a designer drug. It is also known as MDPK, MTV, Magic, Maddie, Black Rob, Super Coke and PV...
: Medium-duty passenger vehicle - MDV: Medium-duty vehicle
- mg/mi: Milligrams per mile
- ModHEV: Moderate hybrid
- NMOG: Non-methane organic gas
- N2ONitrous oxideNitrous oxide, commonly known as laughing gas or sweet air, is a chemical compound with the formula . It is an oxide of nitrogen. At room temperature, it is a colorless non-flammable gas, with a slightly sweet odor and taste. It is used in surgery and dentistry for its anesthetic and analgesic...
: Nitrous oxideNitrous oxideNitrous oxide, commonly known as laughing gas or sweet air, is a chemical compound with the formula . It is an oxide of nitrogen. At room temperature, it is a colorless non-flammable gas, with a slightly sweet odor and taste. It is used in surgery and dentistry for its anesthetic and analgesic... - NOxNOxNOx is a generic term for the mono-nitrogen oxides NO and NO2 . They are produced from the reaction of nitrogen and oxygen gases in the air during combustion, especially at high temperatures...
: Oxides of nitrogen - PB: Power Brakes
- PC: passenger carAutomobileAn automobile, autocar, motor car or car is a wheeled motor vehicle used for transporting passengers, which also carries its own engine or motor...
- PS: Power Steering
- R-134a: Refrigerant 134a, tetrafluoroethane (C2H2F4)
- R-152a: Refrigerant 152a, difluoroethane (C2H4F2)
- RPE: Retail price equivalent
- SULEV: Super ultra low emission vehicleSuper Ultra Low Emission VehicleSuper Ultra Low Emission Vehicle is a U.S. classification for conventionally powered, natural gas powered, or gasoline-electric hybrid vehicle designed to produce minimal emissions of certain categories of air pollution at their exhaust, typically 90% less than that of an equivalent ordinary full...
- SUV: Sport utility vehicleSport utility vehicleA sport utility vehicle is a generic marketing term for a vehicle similar to a station wagon, but built on a light-truck chassis. It is usually equipped with four-wheel drive for on- or off-road ability, and with some pretension or ability to be used as an off-road vehicle. Not all four-wheel...
- TBI: Throttle Body Injection
- TRR: Tire rolling resistance
- Turbo: Turbocharging
- ULEV: Ultra low emission vehicleUltra Low Emission VehicleAn ultra-low-emission vehicle is a motor vehicle that emits extremely low levels of motor vehicle emissions compared to other vehicles...
- V6: Vee-formation six-cylinderCylinder (engine)A cylinder is the central working part of a reciprocating engine or pump, the space in which a piston travels. Multiple cylinders are commonly arranged side by side in a bank, or engine block, which is typically cast from aluminum or cast iron before receiving precision machine work...
- V8: V-formation eight-cylinder
- VDC: Variable displacement compressor
- ZEV: Zero-emission vehicle
- 4WD: Four-wheel-drive
- 42V ISG: 42-voltVoltThe volt is the SI derived unit for electric potential, electric potential difference, and electromotive force. The volt is named in honor of the Italian physicist Alessandro Volta , who invented the voltaic pile, possibly the first chemical battery.- Definition :A single volt is defined as the...
integrated starter-generator system