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AC |
Air Conditioning |
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2WD |
Two wheel drive |
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4WD |
Four wheel drive |
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ABS |
Anti-lock braking system |
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AIR |
Air injection Reactor (air pump into exhaust) |
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AP |
Air pump |
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AT |
Automatic transmission |
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AWD |
All wheel drive |
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Batt |
Battery |
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Bbl |
Barrel |
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CA |
California vehicle |
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Calf. |
California vehicle |
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Ch |
Chassis |
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CID |
Cubic inch displacement |
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CNG |
Compressed natural gas |
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CONV |
Convertible |
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Coupe |
2 door |
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CPI |
Central port injection |
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CYL |
Cylinder |
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DFI |
Digital fuel injection |
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Dia |
Diameter |
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DIS |
Direct ignition system (distributor-less ignition) |
| |
DOHC |
Dual overhead cam engine |
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Dr |
Door or drive |
| |
DRIV |
Driver |
| |
DRW |
Dual rear wheel |
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ECT |
Engine coolant temperature sensor |
| |
ECU |
Electronic control unit |
| |
EEC |
Electronic engine control |
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EFI |
Electronic fuel injection |
| |
EGO |
Exhaust oxygen sensor |
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EGR |
Exhaust gas re-circulation |
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Eng |
Engine |
| |
EOC |
Engine oil cooler |
| |
EXC |
Except |
| |
Fed |
Federal |
| |
FF |
Flex Fuel |
| |
FI |
Fuel injection |
| |
FWD |
Front wheel drive |
| |
Ga |
Gauge |
| |
GVW |
Gross vehicle weight |
| |
H/L |
Headlight |
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HB |
Hatchback |
| |
HD |
Heavy duty |
| |
HEGO |
Heated Exhaust Gas Oxygen sensor |
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Hi-Alt |
High altitude |
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HO |
High output |
| |
HP |
Horsepower or high pressure or high performance |
| |
Htr |
Heater |
| |
Hyd |
Hydraulic |
| |
IAC |
Idle air control |
| |
ID |
Inside Diameter |
| |
Ign |
Ignition |
| |
Incl. |
Including |
| |
Inj. |
Injector |
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ISC |
Idle Speed Control |
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L4 |
4 cylinder In-line engine |
| |
L6 |
6 cylinder In-line engine |
| |
Lb |
Pound |
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LD |
Light duty |
| |
LH |
Left Hand (Driver side) |
| |
LHD |
Left hand drive |
| |
MAF |
Mass air flow sensor |
| |
MAP |
Manifold absolute pressure |
| |
MAT |
Manifold air temperature |
| |
MB |
Manual brake |
| |
MCU |
Microprocessor control unit |
| |
MOT |
Manual overdrive transmission |
| |
MPH |
Miles per hour |
| |
MT |
Manual transmission |
| |
Mtd |
Mounted |
| |
Mtg |
Mounting |
| |
N/R |
Not required |
| |
Neg |
Negative |
| |
O2 |
Oxygen |
| |
OD |
Over Drive |
| |
OE |
Original equipment |
| |
OEM |
Original equipment manufacture |
| |
OHC |
Over head cam (camshaft mounted in cylinder head) |
| |
OHV |
Overhead valve (camshaft NOT mounted in cylinder head) |
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Opt. |
Optional |
| |
PASS |
Passenger |
| |
PB |
Power Brakes |
| |
PC |
Police car |
| |
PCM |
Power train control module |
| |
PCV |
Positive crankshaft ventilation |
| |
Pos |
Positive |
| |
PS |
Power Steering |
| |
PSI |
Pounds per square inch |
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Reg. |
Regulator |
| |
Req. |
Required |
| |
RH |
Right Hand (Passenger Side) |
| |
Rr |
Rear |
| |
RWD |
Rear wheel drive |
| |
S/N |
Serial number |
| |
SC |
Super charged or spark control |
| |
SD |
Super duty |
| |
Sec. |
Secondary |
| |
SED |
Sedan (4 door) |
| |
SEFI |
Sequential electronic fuel injection |
| |
SFI |
Sequential fuel injection |
| |
SOHC |
Single overhead cam engine |
| |
Sol. |
Solenoid |
| |
Spd |
Speed |
| |
Std. |
Standard |
| |
Strg. |
Steering |
| |
SW |
Station wagon |
| |
SW. |
Switch |
| |
Tach. |
Tachometer |
| |
TBI |
Throttle body injection |
| |
TC |
Turbo charged |
| |
Tel |
Telescopic |
| |
Temp. |
Temperature |
| |
TPS |
Throttle position sensor |
| |
Trk. |
Truck |
| |
V |
Volt |
| |
Vac. |
Vacuum |
| |
VIN |
Vehicle identification number |
| |
Vlv |
Valve |
| |
VR |
Voltage regulator |
| |
W/ |
With |
| |
WB |
Wheel base (distance between the center of front
axle to the center of the rear axle) |
| |
Wgn |
Wagon |
| |
WO/ |
With out |
| |
WP |
Water pump |
