|
AC
|
Air Conditioning
|
|
2WD
|
Two wheel drive
|
|
4WD
|
Four wheel drive
|
|
ABS
|
Anti-lock braking system
|
|
AIR
|
Air injection Reactor (air pump into exhaust)
|
|
AP
|
Air pump
|
|
AT
|
Automatic transmission
|
|
AWD
|
All wheel drive
|
|
Batt
|
Battery
|
|
Bbl
|
Barrel
|
|
CA
|
California vehicle
|
|
Calf.
|
California vehicle
|
|
Ch
|
Chassis
|
|
CID
|
Cubic inch displacement
|
|
CNG
|
Compressed natural gas
|
|
CONV
|
Convertible
|
|
Coupe
|
2 door
|
|
CPI
|
Central port injection
|
|
CYL
|
Cylinder
|
|
DFI
|
Digital fuel injection
|
|
Dia
|
Diameter
|
|
DIS
|
Direct ignition system (distributor-less ignition)
|
|
DOHC
|
Dual overhead cam engine
|
|
Dr
|
Door or drive
|
|
DRIV
|
Driver
|
|
DRW
|
Dual rear wheel
|
|
ECT
|
Engine coolant temperature sensor
|
|
ECU
|
Electronic control unit
|
|
EEC
|
Electronic engine control
|
|
EFI
|
Electronic fuel injection
|
|
EGO
|
Exhaust oxygen sensor
|
|
EGR
|
Exhaust gas re-circulation
|
|
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
|
|
HB
|
Hatchback
|
|
HD
|
Heavy duty
|
|
HEGO
|
Heated Exhaust Gas Oxygen sensor
|
|
Hi-Alt
|
High altitude
|
|
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
|
|
ISC
|
Idle Speed Control
|
|
L4
|
4 cylinder In-line engine
|
|
L6
|
6 cylinder In-line engine
|
|
Lb
|
Pound
|
|
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)
|
|
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
|
|
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
|
