Abbreviations

ABS: Anti-lock Brake System
ATDC: After Top Dead Center
API: American Petroleum Institute
ATF: Automatic Transmission Fluid
ALL: Automatic Locking Retractor
AC: Alternating Current
A/T: Automatic Transmission
A/C: Air Conditioning
ABC: After Bottom Dead Center
A/F: Air Fuel Mixture Ratio
A-ELR: Automatic-Emergency Locking Retractor
B+: Battery Positive Voltage
BTDC: Before Top Dead Center
BBDC: Before Bottom Dead Center
CKT: Circuit
CKP Sensor: Crankshaft Position Sensor
CMP Sensor: Camshaft Position Sensor
CO: Carbon Monoxide
CPP Switch: Clutch Pedal Position Switch (Clutch Switch, Clutch Start Switch)
CPU: Central Processing Unit
CRS: Child Restraint System
DC: Direct Current
DLC: Data Link Connector (Assembly Line Diag. Link, ALDL, Serial Data Link, SDL)
DOHC: Double Over Head Camshaft
DOJ: Double Offset Joint
DRL: Daytime Running Light
DTC: Diagnostic Trouble Code (Diagnostic Code)
EBCM: Electronic Brake Control Module, ABS Control Module
ECM: Engine Control Module
ECT Sensor: Engine Coolant Temperature Sensor (Water Temp. Sensor, WTS)
EGR: Exhaust Gas Recirculation
EGRT Sensor: EGR Temperature Sensor (Recirculated Exhaust Gas Temp. Sensor, REGTS)
EFE Heater: Early Fuel Evaporation Heater (Positive Temperature Coefficient, PTC Heater)
ELR: Emergency Locking Retractor
EVAP: Evaporative Emission
EVAP Canister: Evaporative Emission Canister (Charcoal Canister)
4WD: 4 Wheel Drive
GEN: Generator
GND: Ground
HC: Hydrocarbons
HO2S: Heated Oxygen Sensor
IAC Valve: Idle Air Control Valve (Idle Speed Control Solenoid Valve, ISC Solenoid Valve)
IAT Sensor: Intake Air Temperature Sensor (Air temperature Sensor, ATS)
IG: Ignition
ISC Actuator: Idle Speed Control Actuator (Motor)
LH: Left Hand
MAF Sensor: Mass Air Flow Sensor (Air Flow Sensor, AFS, Air Flow Meter, AFM)
MAP Sensor: Manifold Absolute Pressure Sensor (Pressure Sensor, PS)
Max: Maximum
MFI: Multiport Fuel Injection (Multipoint Fuel Injection)
Min: Minimum
MIL: Malfunction Indicator Lamp ("CHECK ENGINE" Light)
M/T: Manual Transmission
NOx: Nitrogen Oxides
OBD: On-Board Diagnostic System (Self-Diagnosis Function)
O/D: Overdrive
OHC: Over Head Camshaft
O2S: Oxygen Sensor
PNP: Park/Neutral Position
P/S: Power Steering
PPS Switch: Power Steering Pressure Switch (P/S Pressure Switch)
PCV: Positive Crankcase Ventilation
RH: Right Hand
SAE: Society of Automotive Engineers
SDM: Sensing and Diagnostic Module
SFI: Sequential Multiport Fuel Injection
SIR: Supplemental Inflatable Restraint
SOHC: Single Over Head Camshaft
TBI: Throttle Body Fuel Injection (Single-Point Fuel Injection, SPI)
TCC: Torque Converter Clutch
TCM: Transmission Control Module (A/T Controller, A/T Control Module)
TP Sensor: Throttle Position Sensor
TVV: Thermal Vacuum Valve (Thermal Vacuum Switching Valve, TVSV, Bimetal Vacuum Switching Valve, BVSV)
TWC: Three Way Catalytic Converter (Three Way Catalyst)
2WD: 2 Wheel Drive
VIN: Vehicle Identification Number
VSS: Vehicle Speed Sensor
WU-TWC: Warm Up Three-Way Catalytic Converter