Abbreviations
ACG
Alternator
1
API
American Petroleum Institute
Approx.
Approximately
Assy.
Assembly
2
ATDC
After Top Dead Center
ATF
Automatic Transmission Fluid
3
ATT
Attachment
BAT
Battery
4
BDC
Bottom Dead Center
BTDC
Before Top Dead Center
BARO
Barometric Pressure
5
CKP
Crankshaft Position
Comp.
Complete
6
CMP
Camshaft Position
CYL
Cylinder
7
DLC
Data Link Connector
EBT
Engine Block Temperature
8
ECT
Engine Coolant Temperature
ECM
Engine Control Module
9
EOP
Engine Oil Pressure
EX
Exhaust
10
F
Front or Forward
GND
Ground
11
HO2S
Heated Oxygen Sensor
IAC
Idle Air Control
12
IAT
Intake Air Temperature
I.D.
Inside Diameter
IG or IGN
Ignition
13
IN
Intake
INJ
Injection
14
L.
Left
MAP
Manifold Absolute Pressure
15
MIL
Malfunction Indicator Lamp
O.D.
Outside Diameter
16
OP
Optional Part
PGM-FI
Programmed-Fuel Injection
17
P/N
Part Number
Qty
Quantity
18
R.
Right
19
SAE
Society of Automotive Engineers
SCS
Service Check Signal
STD
Standard
20
SW
Switch
TDC
Top Dead Center
TP
Throttle Position
Bl Black
G Green
Y
Yellow
R
Red
Bu Blue
W White
Br Brown
Lg Light green
O Orange
P
Pink
Lb Light blue
Gr Gray
4