Glossary “impact hardness” Definition:
The hardening of a part caused by repeated impacts.
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impact particle cleaning
Glossary “impact particle cleaning” Definition:
A method of cleaning parts using air-propelled glass beads.
immobilizer
Glossary “immobilizer” Definition:
The system in the automobile that keeps the vehicle from engine opperation by anyone but the athorized opperator. A required system in Germany
impact driver
Glossary “impact driver” Definition:
A screw driver like tool that is hit with a hammer to apply high forces to tighten or loosen screws. The body of the driver can be rotated to change the direction of the applied force, to loosen or tighten a fastener.
impact failure
Glossary “impact failure” Definition:
The failure of a part or assembly due to repeated impact or off-square seating.
I/M 240
Glossary “I/M 240” Definition:
A 240-second emissions-inspection program that used loaded-mode testing that simulates the federal urban test cycle for certifying new vehicle-emissions performance.
IMACA
Glossary “IMACA” Definition:
International Mobile Air Conditioning Association.
imbalance
Glossary “imbalance” Definition:
Improper weight distribution, or heavier on one side than the other. In a rotating component, often causes a vibration.
IMCO
Glossary “IMCO” Definition:
Improved Combustion
IMEP
Glossary “IMEP” Definition:
Indicated Mean Effective Pressure.
I/M
Glossary “I/M” Definition:
Acronym for inspection maintenance usually referring to state emissions inspection and testing programs
IM240
Glossary “IM240” Definition:
Inspection and Maintenance test, run for 240 seconds
ILC
Glossary “ILC” Definition:
Idle Load Compensator, or Idle Load Control, or Generator I – Line Control
ILEV
Glossary “ILEV” Definition:
Inherently Low Emission Vehicle
ILM
Glossary “ILM” Definition:
Indicator Lamps Module
IM
Glossary “IM” Definition:
Ignition Module
IHP
Glossary “IHP” Definition:
Indicated Horsepower.
IHRA
Glossary “IHRA” Definition:
International Hot Rod Association.
IGN-SW
Glossary “IGN-SW” Definition:
Ignition Switch
IHC
Glossary “IHC” Definition:
International Harvester Corporation