
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 ABBREVI–ATIONS | SAE TERMS | TOYOTA TERMS ( ) — ABBREVIATIONS
A/C | Air Conditioning | Air Conditioner
ACL | Air Cleaner | Air Cleaner
AIR | Secondary Air Injection | Air Injection (AI)
AP | Accelerator Pedal | –
B+ | Battery Positive Voltage | +B, Battery Voltage
BARO | Barometric Pressure | –
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 | Idle ON (IDL ON)
DFI | Direct Fuel Injection (Diesel) | Direct Injection (DI)
DI | Distributor Ignition | –
DLC1 | Data Link Connector 1 | 1: Check Connector
DLC2 | Data Link Connector 2 | 2: Toyota Diagnosis Comunication Link (TDCL)
DLC3 | Data Link Connector 3 | 3: OBD II Diagnostic Connector
DTC | Diagnostic Trouble Code | Diagnostic Code
DTM | Diagnostic Test Mode | –
ECL | Engine Control Level | –
ECM | Engine Control Module | Engine ECU (Electronic Control Unit)
ECT | Engine Coolant Temperature | Coolant Temperature, Water Temperature (THW)
EEPROM | Electrically Erasable Programmable Read Only Memory | Electrically Erasable Programmable Read Only Memory (EEPROM), Erasable Programmable Read Only Memory (EPROM)
EFE | Early Fuel Evaporation | Cold Mixture Heater (CMH), Heat Control Valve (HCV)
EGR | Exhaust Gas Recirculation | Exhaust Gas Recirculation (EGR)
EI | Electronic Ignition | Toyota Distributorless Ignition (TDI)
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)