***: Not applicable
NEW TERMNEW ACRONYM/
ABBREVIATION OLD TERM
Exhaust gas recirculation temperature sensor EGR temperature sensor Exhaust gas temperature sensor
Flash electrically erasable programmable read
only memory FEEPROM ***
Flash erasable programmable read only memory FEPROM ***
Flexible fuel sensor FFS ***
Flexible fuel system FF system ***
Heated Oxygen sensor HO
2S Exhaust gas sensor
Idle air control system IAC systemIdle speed control
Idle air control valve-air regulator IACV-air regulatorAir regulator
Idle air control valve-auxiliary air control valve IACV-AAC valve Auxiliary air control (AAC) valve
Idle air control valve-FICD solenoid valve IACV-FICD solenoid valve FICD solenoid valve
Idle air control valve-idle up control solenoid
valve IACV-idle up control solenoid
valve
Idle up control solenoid valve
Idle speed control-FI pot ISC-FI potFI pot
Idle speed control system ISC system***
Ignition control module ICM***
Indirect fuel injection system IFI system***
Intake air temperature sensor IATS Air temperature sensor
Knock *** Detonation
Knock sensor KS Detonation sensor
Malfunction indicator MI Check engine light
Manifold absolute pressure MAP ***
Manifold absolute pressure sensor MAPS ***
Manifold differential pressure MDP ***
Manifold differential pressure sensor MDPS ***
Manifold surface temperature MST ***
Manifold surface temperature sensor MSTS ***
Manifold vacuum zone MVZ ***
Manifold vacuum zone sensor MVZS ***
Mass air flow sensor MAFS Air flow meter
Mixture control solenoid valve MC solenoid valve Air-fuel control solenoid valve
Multiport fuel injection system MFI system Fuel injection control
Neutral position switch *** Neutral switch
Non-volatile random access memory NVRAM ***
On-board diagnostic system OBD system Self-diagnosis
Open loop OL Open loop
Oxidation catalyst OC Catalyst
Oxidation catalytic converter system OC system ***
Oxygen sensor O
2S Exhaust gas sensor
Park position switch ***Park switch
Park/neutral position switch PNP switch Park/neutral switch
Periodic trap oxidizer system PTOX system ***
ISO 15031-2 TERMINOLOGY LIST
ISO 15031-2 Terminology List (Cont'd)
GI-35
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