SAE Abbreviation | SAE Term |
TOYOTA Term ( )-Abbreviation |
A/C | Air Conditioning |
Air Conditioner |
ACL |
Air Cleaner | Air Cleaner, A/CL |
AIR | Secondary Air Injection |
Air Injection (AI) |
AP |
Accelerator Pedal | - |
B+ | Battery Positive Voltage |
+B, Battery Voltage |
BARO |
Barometric Pressure | HAC |
CAC | Charge Air Cooler |
Intercooler |
CARB |
Carburetor | Carburetor |
CFI | Continuous Fuel Injection |
- |
CKP |
Crankshaft Position | Crank Angle |
CL | Closed Loop |
Closed Loop |
CMP |
Camshaft Position | Cam Angle |
CPP | Clutch Pedal Position |
- |
CTOX |
Continuous Trap Oxidizer |
- |
CTP |
Closed Throttle Position | LL ON, Idle ON |
DFI | Direct Fuel Injection |
Direct Injection (DI./INJ) |
DI | Distributor Ignition |
- |
DLC3 |
Data Link Connector 3 | OBD II Diagnostic Connector |
DTC | Diagnostic Trouble Code |
Diagnostic Trouble Code |
DTM |
Diagnostic Test Mode |
- |
ECL |
Engine Coolant Level |
- |
ECM |
Engine Control Module | Engine Electronic Control Unit (ECU) |
ECT | Engine Coolant Temperature |
Coolant Temperature, Water Temperature (THW) |
EEPROM | Electrically Erasable Programmable Read Only Memory |
Electrically Erasable Programmable Read Only Memory (EEPROM) |
EFE | Early Fuel Evaporation |
Cold Mixture Heater (CMH), Heat Control Valve (HCV) |
EGR | Exhaust Gas Recirculation |
Exhaust Gas Recirculation (EGR) |
EI | Electronic Ignition |
Distributorless Ignition (DLI) |
EM | Engine Modification |
Engine Modification (EM) |
EPROM | Erasable Programmable Read Only Memory |
Programmable Read Only Memory (PROM) |
EVAP | Evaporative Emission |
Evaporative Emission Control (EVAP) |
FC | Fan Control |
- |
FEEPROM |
Flash Electrically Erasable Programmable Read Only Memory |
- |
FEPROM |
Flash Erasable Programmable Read Only Memory |
- |
FF |
Flexible Fuel | - |
FP | Fuel Pump |
Fuel Pump |
GEN |
Generator | Alternator |
GND | Ground |
Ground (GND) |
HO2S |
Heated Oxygen Sensor | Heated Oxygen Sensor (HO2S) |
IAC | Idle Air Control |
Idle Speed Control (ISC) |
IAT | Intake Air Temperature |
Intake or Inlet Air Temperature |
ICM | Ignition Control Module |
- |
IFI |
Indirect Fuel Injection | Indirect Injection (IDL) |
IFS | Inertia Fuel-Shutoff |
- |
ISC |
Idle Speed Control | - |
KS | Knock Sensor |
Knock Sensor |
MAF |
Mass Airflow | Air Flow Meter |
MAP | Manifold Absolute Pressure |
Manifold Pressure Intake Vacuum |
MC | Mixture Control |
Electric Bleed Air Control Valve (EBCV) Mixture Control Valve (MCV)
Electric Air Control Valve (EACV) |
MDP | Manifold Differential Pressure |
- |
MFI |
Multiport Fuel Injection | Electronic Fuel Injection (EFI) |
MIL | Malfunction Indicator Lamp |
Check Engine Light |
MST |
Manifold Surface Temperature |
- |
MVZ |
Manifold Vacuum Zone |
- |
NVRAM |
Non-Volatile Random Access Memory |
- |
O2S |
Oxygen Sensor | Oxygen Sensor, O2 Sensor (O2S) |
OBD | On-Board Diagnostic |
On-Board Diagnostic System (OBD) |
OC | Oxidation Catalytic Converter |
Oxidation Catalytic Convert (OC), CCo |
OL | Open Loop |
Open Loop |
PAIR |
Pulsed Secondary Air Injection | Air Suction (AS) |
PCM | Powertrain Control Module |
- |
PNP |
Park/Neutral Position |
- |
PROM |
Programmable Read Only Memory |
- |
PSP |
Power Steering Pressure |
- |
PTOX |
Periodic Trap Oxidizer | Diesel Particulate Filter (DPF)
Diesel Particulate Trap (DPT) |
RAM | Random Access Memory |
Random Access Memory (RAM) |
RM | Relay Module |
- |
ROM |
Read Only Memory | Read Only Memory (ROM) |
RPM | Engine Speed |
Engine Speed |
SC |
Supercharger | Supercharger |
SCB | Supercharger Bypass |
E-ABV |
SFI |
Sequential Multiport Fuel Injection |
Electronic Fuel Injection (EFI), Sequential Injection |
SPL | Smoke Puff Limiter |
- |
SRI |
Service Reminder Indicator |
- |
SRT |
System Readiness Test |
- |
ST |
Scan Tool | - |
TB | Throttle Body |
Throttle Body |
TBI |
Throttle Body Fuel Injection | Single Point Injection
Central Fuel Injection (Ci) |
TC | Turbocharger |
Turbocharger |
TCC |
Torque Converter Clutch | Torque Converter |
TCM | Transmission Control Module |
Transmission ECU, ECT ECU |
TP | Throttle Position |
Throttle Position |
TR |
Transmission Range | - |
TVV | Thermal Vacuum Valve |
Bimetallic Vacuum Switching Valve (BVSV) Thermostatic Vacuum Switching Valve (TVSV) |
TWC | Three-Way Catalytic Converter |
Three-Way Catalytic (TWC) Manifold Converter CCRO |
TWC+OC | Three-Way + Oxidation Catalytic Converter |
CCR + CCo |
VAF |
Volume Airflow | Air Flow Meter |
VR | Voltage Regulator |
Voltage Regulator |
VSS |
Vehicle Speed Sensor | Vehicle Speed Sensor |
WOT | Wide Open Throttle |
Full Throttle |
WU-OC |
Warm Up Oxidation Catalytic Converter |
- |
WU-TWC |
Warm Up Three-Way Catalytic Converter |
- |
3GR |
Third Gear | - |
4GR | Fourth Gear |
- |