- AIS – automatic idle speed motor (Chrysler)
- ABSV – air bypass solenoid valve (Mazda)
- ASD – automatic shutdown relay (Chrysler)
- CANP – canister purge solenoid valve (Ford)
- CCEI – Coolant Controlled Idle Enrichment (Chrysler)
- CEAB – cold engine air bleed
- CER – cold enrichment rod (Ford)
- CFI – Cross Fire Injection (Chevrolet)
- CIS – Continuous Injection System (Bosch)
- CPI – Central Port Injection (GM)
- CVR – control vacuum regulator (Ford)
- DEFI – Digital Electronic Fuel Injection (Cadillac)
- DFS – deceleration fuel shutoff (Ford)
- EFC – electronic fuel control
- EFC – electronic feedback carburetor (Chrysler)
- EFCA – electronic fuel control assembly (Ford)
- EFI – electronic fuel injection
- FBC – feedback carburetor system (Ford & Mitsubishi)
- FBCA – feedback carburetor actuator (Ford)
- FCA – fuel control assembly (Chrysler)
- FCS – fuel control solenoid (Ford)
- FDC – fuel deceleration valve (Ford)
- FI – fuel injection
- IAC – idle air control (GM)
- ISC – idle speed control (GM)
- ITS – idle tracking switch (Ford)
- JAS – Jet Air System (Mitsubishi)
- MCS – mixture control solenoid (GM)
- MFI – multiport fuel injection
- MPFI – multi point fuel injection
- MPI – multi port injection
- PECV – power enrichment control valve
- PFI – port fuel injection (GM)
- SFI – Sequential Fuel Injection (GM)
- SMPI – Sequential Multiport Fuel Injection (Chrysler)
- TABPV – throttle air bypass valve (Ford)
- TBI – throttle body injection
- TIV – Thermactor idle vacuum valve (Ford)
- TPI – Tuned Port Injection (Chevrolet)
- TKS – throttle kicker solenoid (Ford)
- TSP – throttle solenoid positioner (Ford)
- TV – throttle valve
FUEL SYSTEM (OEM TERMINOLOGY)
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