Engine 1ZZ-FE 3ZZ-FE

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 abbreviations SAE terms Toyota terms
( )––abbreviations
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 LL ON, Idle ON
DFI Direct Fuel Injection (Diesel) Direct Injection (DI)
DI Distributor Ignition
Data Link Connector 1
Data Link Connector 2
Data Link Connector 3
1: Check Connector
2: Total Diagnosis Comunication Link (TDCL)
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
Erasable Programmable Read Only Memory (EPROM)
EFE Early Fuel Evaporation Cold Mixture Heater (CMH), Heat Control Valve (HCV)