Λεξικό Ακρωνύμιων
2
2T 2 Stroke
2WS 2 Wheel Steer
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4
4T 4 Stroke
4WD Four Wheel Drive
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A
A/F Air/Fuel ratio
AAM Alliance of Automobile Manufacturers
AAMA American Automobile Manufacturers Association
ABC Active Body Control
ABS Antilock Brake System
ABOT Aluminum Beaker Oxidation Test
AC Alternating Current
A/C Air Conditioning
ACC Adaptive Cruise Control
ACC Automatic Climate Control
ACEA Association des Constructeurs Européens d’Automobiles
ACERT Advanced Combustion Emission Reduction Technology (Caterpillar)
ACM Airbag Control Module
ADAS Advanced Driver Assistance System
AECM Airbag Electronic Control Module
AFC Adaptive Fuel Control
AFC Air Flow Control
AFC Air Fuel Control
AFNOR Association Français de Normalisation
AFR Air Fuel Ratio
AFS Advanced Frontlighting System
AGMA American Gear Manufacturer’s Association
AH Polycyclic Aromatic Hydrocarbons
AHEM Association of Hydraulic Equipment Manufacturers
AHLD Automatic Headlamp Leveling Device
AHR Active Head Restraint
AHRS Amp Hours
AHS Active Handling System
AIAM Association of International Automobile Manufacturers
AIChE American Institute of Chemical Engineers
AK AntiKnocks
ALFA Anonima Lombarda Fabbrica Automobili. When Nicola Romeo bought ALFA in 1915, his surname was appended.
ALR Automatic Locking Retractor
ALS Adaptive Lighting System
ALT Alternator (replaced with GEN)
AMB Ambient
AMG Aufrecht Melcher Großaspach
AMM Air Mass Meter
AMP Amplifier
AMPS Amperes or Amperage
AN Acid Number
ANSI American National Standards Institute
AO AntiOxidant
AOCS American Oil Chemists’ Society
APDF Advanced Petroleum Based Fuels
APE Association of Petroleum Engineers
API American Petroleum Institute
API SJ API motor oil quality level for 2001 and older automotive engines
API SL API motor oil quality level for 2004 and older automotive engines
API SM API motor oil quality level for 2010 and older automotive engines
API SN API motor oil quality level first licensed October 1, 2010
ARS Adaptive Receptive System
ARS Automatic Restraint System
ARS Adaptive Rearlighting System
ASARC Air Suspension Automatic Ride Control
ASD Automatic Shutdown
ASG Automatic-Shift Gearbox
ASME American Society of Mechanical Engineers
ASSYST Active Service System
ASTC Automatic Stability and Traction Control
ASTM American Society for Testing and Materials
A/T Automatic Transmission/Transaxle
ATC Active Traction Control
ATC Technical Committee of Petroleum Additive Manufacturers in Europe
ATF Automatic Transmission Fluid
ATF Automatic Transfer Case
ATIEL Association Technique de I’Industrie Européenne des Lubrifiants (European Oil Marketers Association)
AT-PZEV Advanced Technology Partial Zero Emission Vehicle
ATV All-Terrain Vechicle
ATX Automatic Transaxle
AW Anti-Wear
AWD All-Wheel Drive
AYC Active Yaw Control
AXOD Automatic Overdrive Transaxle
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B
BAS Brake Apply Sensor
BATT Battery
BBV Brake Booster Vacuum
BCM Body Control Module
BDFI Biodiesel Flow Improvers
BDSI Biodiesel Stability Improvers
BECU Body Electronic Control Unit
BHP Brake Horsepower
BMAP Barometric and Manifold Absolute Pressure
BMW Bayerische Motoren Werke (Bavarian Motor Works).
BN Base Number
BNP Bureau de Normalisation des Pétroles (France)
BOCLE Ball On Cylinder Lubricity Evaluator
BOI Base Oil Interchange
BP Back Pressure
BPA Bypass Air
BPCM Battery Pack Control Module
BSI British Standards Institution
BTC British Technical Council of the Motor and Petroleum Industries
BTU British Thermal Unit
BV Battery Voltage
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C
C-4 Allison ATF specification
CAM Camshaft
CAN Controlled Area Network
CARB Carburator
CASE Cranking Angle Sensing Error
CC Cubic Centimetre
CC Climate Control
CC Cruise Control
CCC Computer Command Control
CCD Combustion Chamber Deposits
CCLF Camera Controlled Lighting Functions
CCM Central Control Module
CCM Chassis Control Module
CCMC Comité des Constructeurs d’Automobiles du Marché Commun (predecessor of ACEA)
CD Coefficient of Drag
CD-2/CF-2 API 2-stroke diesel engine oil specification
CEFIC Conseil Européen des Federations de l’Industrie Chimique (European Chemical Industry Council)
CEN Conseil Européen de Normalisation
CES Cummins Engineering Specification
CFC Chlorinated Fluorocarbon
CFI Cold Flow Improver
CFI Central Fuel Injection (replaced with TBI)
CFI Continuous Fuel Injection
cfm cubic feet per minute
CFPP Cold Filter Plugging Point
CFR Coordinating Fuel and Equipment Research Committee
CFV Clean Fuel Vehicle
CG Conventional Gasoline
CGO Cracked Gas Oil
CH4 API heavy-duty engine oil specification
CI Cetane Index
CI Compression Ignition
CID Cubic Inch Displacement
CIDI Compression Ignition Direct Injection (diesel)
CIMAC Congrès International des Machines à Combustion
CKP Crankshaft Position
CKT Circuit
CL Closed Loop
CLC Converter Lockup Clutch (replaced with TCC)
CLNT Coolant
CM Cincinnati Milacron
CMA Chemical Manufacturers Association
CMAQ Congestion Mitigation and Air Quality Improvement Program
CMFI Central Multi-port Fuel Injection
CMP Camshaft Position
CN Cetane Number
CNG Compressed Natural Gas
CO Carbon Monoxide
CO2 Carbon Dioxide
COC Cleveland open cup
cP Centipoise
CPC Camshaft Position Control
CPI Central Port Fuel Injection
CPS Central Power Supply
CPU Central Processing Unit
CR Common Rail (diesel injection)
CRD Common Rail Diesel
CRDPF Continuously Regenerating Diesel Particulate Filter
CRT Cathode Ray Tube
CRTS Continuously Regenerating Trap System
CSFI Central Sequential Fuel Injection
CSM Central Security Module
cSt Centistokes
CSTCC Continuously Slipping Torque Converter Clutch
CTOX Continuous Trap Oxidizer
CV Constant Velocity (joints)
CVRSS Continuously Variable Road Sensing Suspension
CVRTD Continuously Variable Real Time Damping
CVT Continuously Variable Transmission
CZS Crash Zone Sensor
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D
DAC Downhill Assist Control
DAB Driver Airbag (module)
DASMIN Deutsche Akkreditierungsstelle Mineralöl GmbH (D)
dB Decibels
DC Direct Current
DCT Dual Clutch Transmission
DDC Detroit Diesel Corporation
DDS Deflection Detection System
DEC Digital Electronic Controller
DEER Diesel Engine Emission Reduction (Conference)
DEOAP Diesel Engine Oil Advisory Panel (API/EMA)
DETA Diethylene Triamine
DEXRON General Motors ATF specification
DFI Direct fuel Injected
DGMK Deutsche Wissenschaftliche Gesellschaft für Erdöl, Erdgas und Kohle e.V. (D)
DGI Direct Gasoline Injection
DHYCA Direction des Hydrocarbures et des Carburants (French Ministry of Industry)
DI Detergent Inhibitor
DI Direct Injection
DIFF Differential
DII Diesel Ignition Improver
DIN Deutsches Institut für Normung
DIS Direct (aka Distributor-less) Ignition System (replaced with EI)
DLC Data Link Connector
DME Dimethyl Ether
DMSD Drive Motor Speed and Direction
DNR Dolby Noise Reduction
DOC Diesel Oxidation Catalyst
DOCP Dispersant Olefin Copolymer
DOHC Double Overhead Cam (twin cam)
DOT Department of Transport
DPF Diesel Particulate Filter
DPFE Differential Pressure Feedback EGR
DPMA Dispersant Polymethacrylate
DPNA Diesel Particulate NOx Reduction (Toyota)
DRL Daytime Running Light
DSCC Distance Sensing Cruise Control
DSDA Dual Stage Driver Airbag
DSG Direct Shift Gearbox
DSP Dual Spark Engine
DSS Downshift Solenoid
DTBP Di-Tert-Butyl Phenol
DTC Diagnostic Trouble Code
DYNO Dynamometer
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E
EAS Electrically Assisted Steering
EATC Electronic Automatic Temperature Control
EBC Electronic Brake Control
EBCM Electronic Brake Control Module
EBD Electronic Brake Distribution
EBM Electronic Brake Module
EBP Exhaust Back Pressure
EBTCM Electronic Brake and Traction Control Module
EC Electronic Control
EC-II Energy Conserving-II (engine oil designation)
ECC Electronic Climate Control
ECCC Electronically Controlled Converter Clutch
ECD Electronically Controlled Deceleration
ECL Engine Coolant Level
ECM Electronic Control Module
ECM Engine Control Module
ECS Electronic Crash Sensor
ECS Emission Control System
ECT Engine Coolant Temperature (Switch, Sensor)
ECU Electronic Control Unit
EDF Electric Drive Fan (relay)
EDIS Electronic Direct Ignition System (replaced with EI)
EELQMS European Engine Lubricant Quality Management System
EEPROM Electronically Erasable Programmable Read Only Memory
EEV Enhanced Environmentally Friendly Vehicles and Engines
EEVIR Evaporator Equalized Values In Receiver
EFI Electronic Fuel Injection
EGR Exhaust Gas Recirculation
EGRC Exhaust Gas Recirculation Control
EGRVR EGR Valve Vacuum Control
EHB Electro-Hydraulic Brake
EHCU Electronic Hydraulic Control Unit
EHD Elastohydrodynamic Lubrication
EHOC Electrically Heated Oxidation Catalyst
EHPA Electro-Hydraulic Power Assist
EHPAS Electric Hydraulic Power Assisted Steering
EHPS Electro-Hydraulic Power Steering
EHTWC Electrically Heated Three Way Catalyst
EI Electronic Ignition (includes Distributorless Ignition System, formerly DIS)
EKS Electronic Knock Sensor
ELGI European Lubricating Grease Institute
ELTC Engine Lubricant Technical Committee (CEC)
EMA Engine Manufacturers Association
EMB Electro-Mechanical Brakes
EMCC Electronically Modulated Converter Clutch
EMI Electromagnetic Interference
EN European Committee for Standardization
EOBD Enhanced On-Board Diagnostics
EOFT Engine Oil Filterability Test
EO-L/M Mack heavy-duty diesel engine oil specifications
EOLCS Engine Oil Licensing and Certification System (API)
EOP Engine Oil Pressure
EOT Engine Oil Temperature
EP Extreme Pressure
EPC Electronic Pressure Control
EPEFE European Programme on Emissions, Fuels & Engine Technologies
EPHS Electrically Powered Hydraulic Steering
EPR Exhaust Pressure Regulator
EPROM Erasable Programmable Read Only Memory
EPS Electric Power Steering
ESB Energy Storage Box
ESC Electronic Spark Control
ESC Electronic Suspension Control
ESD Electrostatic Discharge
ESI Extended Service Interval
ESM Electronic Steering Module
ESP Electronic Stability Programme
ESP ElectroStatic Precipitator
ETBE Ethyl-T-Butyl Ether
ETC Electronic Temperature Control
ETC European Transient Test Cycle
ETC Electronic Throttle Control
ETC Electronic Timing Control
ETLP Engine Tests of Lubricants Panel (IP)
ETS Engineering Test Services
ETS Enhanced Traction System
EUI Electronic Unit Injector
EUROPIA European Petroleum Industry Association
EV Electric Vehicle
EVA Ethyl Vinyl Acetate
EVA Electronic Vibration Analyzer
EVAP Evaporative Emission
EVIC Electronic Vehicle Information Center
EXH Exhaust
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F
FAME Fatty Acid Methyl Ester
FBP Final Boiling Point
FC Fan Control
FCC Fluid Catalytic Cracker
FCF Fuel Correction Factor
FCM Front Control module
FCU Front Control Unit
FCV Fuel Cell Vehicle
FE Fuel Economy
FF Flexible Fuel
FFS Flexible Fuel Sensor
FFV Flexible Fueled Vehicle
FFWS Fuel Filter Water Separator
FI Fuel Injection
FIAT Fabbrica Italiana Automobili Torino (Italian Automobile Factory of Turin)
FMVSS Federal Motor Vehicle Safety Standards
FP Fuel Pump
FPCM Fuel injection Pump Control Module
FREQ Frequency
FSDI Four-Stroke, Direct Injection
FSI Fuel Stratified Injection
FSS Forward Sensing System
FT Fischer-Tropsch
FTP Federal Test Procedure (EPA)
FTP Fuel Tank Pressure
FVA Fumarate Vinyl Acetate
FWD Front- or Four-Wheel Drive
FZG Forschungsstelle für Zahnräder und Getriebebau: Technische Hochschule München (D) (Wear Rig)
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G
GA Gravitational Acceleration
GDI Gasoline Direct Injection
GE General Electric
GEN Generator
GEO Gas Engine Oil
GF-2/3 passenger car motor oil classifications (ILSAC) prior to 2004
GF-4 passenger car motor oil classification (ILSAC) from 2004 through Sept 30, 2011
GF-5 passenger car motor oil classification (ILSAC) first licensed Oct 1, 2010
GFC Groupement Français de Coordination
GL-4/5 gear service characteristics (API)
GM General Motors
GMOT General Motors oxidation test
GO Gear Oil
GO-J Mack gear oil specification
GPA Gasoline Performance Additives
GRPE Groupe de Rapporteurs pour la Pollution et l’Energie
GT Grand Turismo
GTAB Gasoline Treated As Blend stock
GTL Gas To Liquids
GVW Gross Vehicle Weight
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H
H Hydrogen
H2DI Hydrogen Direct Injection
HAC Hill Assist Control
HBA Hydraulic Brake Assist
HC Hydrocarbons
HCCI Homogeneous Charge Compression Ignition
HCFC Hydrochlorofluorocarbon
HCM Heating Control Module
HCV Heavy Commercial Vehicle
HD Heavy Duty (vehicle or lubricant)
HDD Heavy Duty Diesel
HDDO Heavy Duty Diesel Oil
HDDT Heavy Duty Diesel Trucks
HDE Heavy Duty Engine
HDGT Heavy Duty Gasoline Trucks
HDMO Heavy Duty Diesel Engine Oil
HDT Heavy Duty Trucks
HDVIP Heavy Duty Vehicle Inspection Program
HEFCAD High Energy Friction Characteristics And Durability
HEPS Hydraulic Electric Power Steering
HEUI Hydraulically operated, Electronically controlled Unit Injectors
HEV Hybrid Electric Vehicle
HFC Hydrofluorocarbon
HFFI Heavy Fuel Flow Improver
HFO Heavy Fuel Oil
HF-O/1/2 Hydraulic Fluid specifications (Denison)
HFRR High Frequency Reciprocating Rig test
HHDV Heavy-Heavy Diesel Vehicle
HID High Intensity Discharge
HIS Horizontal Impact Sensor
HLDT Heavy Light-Duty Truck
HMI Human Machine Interface
HO2S Heated Oxygen Sensor
HP Horsepower
HPDI High Pressure Direct Injection
HPL High Pressure Liquid
HPP High Pressure Pump
HSA Head Side Airbag
HSC High Swirl Combustion
HSCDS High-Sensitivity Collision Detection System
HSDI High Speed Direct Injection (diesel engine)
HSEA High Solar Energy Absorbing (glass)
HTCM Heating-ventilation-air-conditioning Thermal Control Module
HTHS High Temperature High Shear (viscosity)
HTHSRV High Temperature High Shear Rate Viscosity
HUD Heads Up Display
HVAC Heater-Vent-Air Conditioning
HVACM Heater-Vent-Air Conditioning Module
HVI High Viscosity Index
HW Heated Windshield
HWBF High Water-Based Fluid
HYPAS Hydraulic Power Assisted Steering
Hz Hertz
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I
IAC Idle Air Control
IAFM Integrated Air Fuel Module
IAOGP International Association of Oil and Gas Producers
IBP Initial Boiling Point
IC Internal Combustion
IC Ignition Control
IC Integrated Circuit
ICC Intelligent Cruise Control
ICCS Integrated Chassis Control System
ICE Internal Combustion Engine
ICM Ignition Control Module
ICP Injection Control Pressure
ICS Integrated Chassis System
ICWS Intersection Collision Warning System
ID Identification
IDI Indirect Injection
IDI Integrated Direct Ignition
IDM Ignition Diagnostic Module
IEDIS Integrated Electronic Distributorless Ignition System
IFI Indirect Diesel Injection
IFO Intermediate Fuel Oil (marine bunker fuel)
IFP Institut Français du Pétrole
IFSM Integrated Fuel System Module
IGN Ignition
IHI Ishikawajima Harima Heavy Industries (turbo manufacturers)
ILEV Inherently Low-Emission Vehicle
ILMA Independent Lubricant Manufacturers Association
ILSAC International Lubricant Standardization and Approval Committee
IMA Integrated Motor Assist
IMMO Immobilizer
IMT Intake Manifold Tuning
in Inch(es)
INJ Injection
I/O In/Out
IPIECA International Petroleum Industry Environmental Conservation Association
IPM Integrated Power Module
IPR Injector Pressure Regulator
IR Infrared
ISC Idle Speed Control
ISG Integrated Starter-Generator
ISO International Organization for Standardization
ITS Idle Tracking Switch
IVCS Integrated Vehicle Control System
IVDT Intake Valve Deposit Test
IVIS In Vehicle Information System
IVSC Integrated Vehicle Speed Control
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J
JALOS Japanese Lubricating Oil society
JAMA Japanese Automobile Manufacturers Association
JARI Japanese Automotive Research Institute
JASO Japanese Automotive Standards Organization
JCAP Japan Clean Air Program
JD John Deere
JIS Japanese Industrial Standards
JPI Japanese Petroleum Institute
JSAE Japanese Society of Automotive Engineers
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K
KERS Kinetic Energy Recovery System
Kg Kilogram
Kg/h Kilograms per Hour
kHz Kilohertz
km Kilometer
km/h Kilometers per Hour
km/l Kilometers per Liter
KKK Kuhnle,Kopp & Kausch (turbo manufacturers)
kPa Kilopascal
KS Knock Sensor
KV Kinematic Viscosity
kV Kilovolts
kW kiloWatts
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L
L Liter(s)
L4 Four Cylinder Inline Engine
LCD Liquid Crystal Display
LCM Lighting Control Module
LCV Light Commercial Vehicle
LDF Long Drain Field test (Scania testing standard)
LDT Light Duty Truck
LDV Light Duty Vehicle
LED Light Emitting Diodes
LEP Light Emitting Polymer
LEV Low-Emission Vehicle
LHD Left Hand Drive
L/M Litres Per Minute
lm Lumens
LNC Lean NOX Catalyst
LNG Liquefied Natural Gas
LNT Lean NOX Trap
LOA Linear Alphaolefin
LOFI Lubricant Oil Flow Improver
LPA Low Pressure Accumulator
LPG Liquid Petroleum Gas
LPS Low Pressure Sensor
LRG Lead Replacement Gasoline
LS Limited Slip
LSC Lubricant Standards Committee
LSD Limited Slip Differential
LSD Low Sulfur Diesel
LSRD Low Sulfur Road Diesel
LSUV Luxury Sport Utility Vehicle
LTFT Low Temperature Flow Test
LVL Level
LWB Long Wheel Base
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M
MAF Mass Air Flow
MAP Manifold Absolute Pressure
MAT Manifold Air Temperature
MB Mercedes-Benz
MCU Microprocessor Control Unit
MDFI Middle Distillate Flow Improver
MDP Manifold Differential Pressure
MECA Manufacturers of Emission Controls Association
MEM Memory
MERCON Ford ATF specification
MFI Multipoint Fuel Injection
MFVM Multifunctional Viscosity Modifier
MIL Military Specification
mm Millimeter
mm³ Cubic Millimeter(s)
MMT Methylcyclopentadienyl Manganese Tricarbonyl
MOC Mineral Oil Content
MON Motor Octane Number
MPa Mega Pascal
MPFI Multipoint Fuel Injection
MPG Miles Per Gallon
ms Millisecond
MSDS Material Safety Data Sheet
MSM Memory Seat Module
MSVA Magnetic Steering Variable Assist
M/T Manual Transmission/Transaxle
MT Metric Ton
MTAC Multiple Test Acceptance Criteria
MTBE Methyl-T-Butyl Ether
MTF Manual Transmission Fluid
MTV Manifold Tuning Valve
MV Megavolt
mV Millivolt
MVEG Motor Vehicle Emissions Group
MVMA Motor Vehicle Manufacturers Association
MVSS Motor Vehicle Safety Standards
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N
NAFTA North American Free Trade Agreement
NAICC Navigation-Aided Intelligent Cruise Control
NCAP New Car Assessment Programme
NDH Navigation Display Head
NDOCP Non-Dispersant Olefin CoPolymer
NG Natural Gas
NGEO Natural Gas Engine Oil
NGV Natural Gas Vehicle
NGVA Natural Gas Vehicle Association
NHTSA National Highway Traffic Safety Administration
NiMH Nickel Metal Hydride
NIST National Institute of Standards and Technology (US)
NLEV National Low-Emission Vehicle
NLGI National Lubricating Grease Institute (US)
NM Newtonmetre Measurment of torque
NMHC Non-Methane Hydrocarbons
NMMA National Marine Manufacturers Association
NMOG Non-Methane Organic Gases
NOACK Apparatus/Method for Volatility Measurement
NOx Nitrogen Oxides
NPRA National Petrochemical & Refiners Association (US)
NSF National Sanitation Foundation
NV Night Vision
NVFEL National Vehicle and Fuel Emissions Laboratory (US-EPA)
NVFL National Vehicle and Fuel Lab (EPA)
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O
O2 Oxygen
OASIS Organization for the Advancement of Structured Information Standards
OBD On-Board Diagnostic
OBD-II On-Board Diagnostic II
OCP Olefin Copolymer
ODI Oil Drain Interval
ODO Odometer
OE Original Equipment
OEM Original Equipment Manufacturer
OHC Overhead Camshaft
OHV Overhead Valve
OICA Organisation Internationale des Constructeurs d’Automobiles (formerly BPICA)
OIT Oxidation Induction Time
OLED Organic Light Emitting Diode
OPEC Organization of Petroleum Exporting Countries
OPEST Oil Protection and Emission System Test
ORD Octane Requirement Decrease
ORI Octane Requirement Increase
OSHA Occupational Safety and Health Administration
OTAG Ozone Transport Assessment Group
OTAQ Office of Transportation and Air Quality (US EPA)
OTC Overhead Trip Computer
OTIS Overhead Travel Information System
OXCAT OXidation CATalyst
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P
PAB Passenger Air Bag
PADS Passenger Airbag Disarm Switch
PAG PolyAlkylene Glycol
PAH Polycyclic Aromatic Hydrocarbons
PAIR Pulsed Secondary Air Injection
PAO PolyAlphaOlefin
PAS Power Assisted Steering
PASE Passive Start and Entry system
PASS Passenger
PATS Passive Anti-Theft System
PB Power Brakes
PBA PolyButene Amine
PC Pressure Control
PCB PolyChlorinated Biphenyl
PCFV Partnership for Cleaner Fuels and Vehicles
PCM Power Control Module
PCM Powertrain Control Module
PCMO Passenger Car Motor Oil
PCS Pre-Crash Sensor
PCS Pressure Control Solenoid
PCTFE PolyChloroTriFluoroEthylene
PCV Positive Crankcase Ventilation
PDA Premium Diesel Additive
PDC Park Distance Control
PDS Product Data Sheet
PDSC Pressure Differential Scanning Calorimetry
PE PentaErythritol
PEA PolyEther Amine
PFI Port Fuel Injection
PFPE PerFluoroalkylPolyEther
PHEV Plug-in Hybrid Electric Vehicle
PIB PolyIsoButylene
PIBA PIBamine
PIBSA PolyIsoButyl Succinic Anhydride
PKE Passive Keyless Entry
PM Pensky-Martin
PMA PolyMethAcrylate
P/N Part Number
PNA PolyNuclear Aromatic
PO Propylene Oxide
POE Polyolester
PPD Pour Point Depressant
ppm parts per million
PPO PolyPhthalamide
PPS Passenger Presence Sensor
PROM Programmable Read Only Memory
PS Power Steering
PSA Peugeot – Citroen SA Group
psi Pounds Per Square Inch
PSOM Programmable Speedometer/Odometer Module
PTB Pounds per 1000 Barrels
PTF Power Transmission Fluid
PTFE PolyTetraFluoroEthylene
PUL Premium Unleaded Gasoline
PVL Permanent Viscosity Loss
PWR Power
PZEV Partial Zero Emitting Vehicle
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Q
QPL Qualified Products List (US Military)
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R
R&O Rust and Oxidation Hydraulic Fluids
RAM Random Access Memory
RBOT Rotating Bomb Oxidation Test
RCC Remote Climate Control
RDS Radio (broadcast) Data System
RECIS Remote Entry Control and Immobilizer System
REDOX Reduction Oxidation Catalytic Converter
RF Radio Frequency
RHD Right Hand Drive
ROM Read Only Memory
RON Research Octane Number
RPM Revolutions Per Minute
RSC Roll Stability Control
RUL Regular Unleaded Gasoline
RV Recreational Vehicle
RVP Reid Vapor Pressure
RWD Rear-Wheel Drive
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S
SAE Society of Automotive Engineers
SAN Strong Acid Number
SAPS Sulfated Ash, Phosphorus, Sulphur
SASH Sulfated ASH
SAT-NAV Satellite Navigation system
SCR Selective Catalytic Reduction
SCS Side Crash Sensor
SCTM Seatbelt Timer Control Module
SDX Solvent Dewaxing
SEMA Specialty Equipment Market Association
SFI Sequential (multiport) Fuel Injection
SFPP Simulated Filter Plugging Point
SG Single Grade (monograde)
SHED Sealed Housing Evaporative Determination
SHPD Super High Performance Diesel (oil)
SI Système International (system of units)
SIAB Side Impact Air Bag
SIB Sulfurized IsoButylene
SIDI Spark Ignition Direct Injection
SIP Styrene Isoprene Co-Polymers
SLBOCLE Scuffing Load Ball On Cylinder Lubricity Evaluator
SO2 Sulphur Dioxide
SOF Soluble Organic Fraction
SOHC Single Overhead Camshaft
SRS Supplementary Restraint System
SSI Shear Stability Index
SSM Suspension Steering Module
STOU Super Tractor Oil Universal
SULEV Super Ultra-Low Emission Vehicle
SUV Sport Utility Vehicle
SWB Short Wheel Base
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T
TAC Throttle Actuator Control
TAG Technical Advisory Group (CMA)
TAN Total Acid Number
TBI Throtle Body Injection
TBN Total Base Number
TBS Tapered Bearing Simulator
TCC Torque Converter Clutch
TCM Transmission Control Module
TCS Traction Control System
TCW-3 Water Cooled 2-cycle engine oil specification
TDI Turbo Diesel Injection
TEL TetraEthyl Lead
TEOST Thermal-oxidation Engine Oil Simulation Test
TFOUT Thin Film Oxygen Uptake Test
TFSI Turbo Fuel Stratified Injection
TGA Thermogravimetric Analysis
THF Tractor Hydraulic Fluid
THOT Turbo Hydramatic Oxidation Test
TLEV Transitional Low-Emission Vehicle
TMA Truck Manufacturers Association
TMC Test Monitoring Center (ASTM)
TME Tall Methyl Ester
TML Tetramethyl Lead
TO-2/4 Caterpillar transmission oil specification
TO-4 Caterpillar transmission oil specification
TO-X heavy-duty diesel engine oil specification
TOST Turbine Oxidation Stability Test
TOU Tractor Oil Universal
TPEO Trunk Piston Engine Oil
TPS Throttle Position Sensor
TPV Tapered Plug Viscometer
TRD Toyota Racing Development
TSI Turbocharged Supercharged Injection
TT Touring Turismo
TUV Technischer Uberwachungs Verien
TWC Three-Way Catalyst
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U
UEIL Union Européenne des Indépendants en Lubrifiants
UFIP Union Française des Industries Pétrolières
UHC Unburnt Hydrocarbon
UL Unleaded Gasoline
ULEV Ultra Low-Emission Vehicle
ULSD Ultra Low Sulfur Diesel
ULSK Ultra Low Sulphur Kerosene
UNI Ente Nazionale Italiano di Unificazione (Italian organization for standardisation)
USS US Steel
UTAC Union Technique de l’Automobile, du Motocycle et du Cycle (F)
UTF Universal Tractor Fluid
UTTO Universal Tractor Transmission Oil
UV Ultraviolet
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V
V Volts
VAC Vertical Aim Control
VCC Viscous Converter Clutch
VCT Variable Camshaft Timing
VDS Volvo Drain Specification
VGT Variable Geometry Turbo
VI Viscosity Index
VII Viscosity Index Improver
VIN Vehicle Identification Number
VM Viscosity Modifier
VNT Variable Nozzle Turbine
VOC Volatile Organic Compound
VOF Volatile Organic Fraction
VSC Vehicle Stability Control
VSS Vehicle Speed Sensor
VTEC Variable Valve Timing and lift Electronic Control
VVT Variable Valve Timing
VVTI Variable Valve Timing with Intelligence
VW Volkswagen
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W
WAFI Wax Anti Settling Flow Improver
WASA Wax Anti Settling Additive
WCM Wax Crystal Modifier
WOT Wide Open Throttle
WTD Weighted Total Demerits (of engine test ratings)
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Z
ZDP/ZDTP Zinc DithioPhosphate
ZEV Zero Emission Vehicle
ZF German gear manufacturer ZF Friedrichshafen (Zed F)