GLOSSARY OF SAE AND TOYOTA TERMS
This glossary lists all SAE-J1930 terms and abbreviations used in this manual in compliance with SAE recommendations, as well as their TOYOTA equivalents.
|
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 |
- |
2gr-fks Air Cleaner Filter Element
Brake Pressure Sensor "A" Circuit Voltage Out of Range (C05401C,C054028,C054049)
Open in One Side of Bus 4 Branch Line