Glossary “DME” Definition:
Digital Motor Electronics
d
DMIVA
Glossary “DMIVA” Definition:
Distributor Mounted Ignition module with Vacuum Advance
D-Jetronic
Glossary “D-Jetronic” Definition:
An early fuel-injection system by Bosch.
DJP
Glossary “DJP” Definition:
Diagnostic Junction Port
DKV
Glossary “DKV” Definition:
Deceleration Kick Valve
DLC
Glossary “DLC” Definition:
Data Link Connector; formerly referred to as the ALDL or assembly line communications link, this is the connector to which the diagnostic scan tools are connected,
DLI
Glossary “DLI” Definition:
Distributorless Ignition
DM
Glossary “DM” Definition:
Diagnostic Module (Emission Monitor)
diverter valve
Glossary “diverter valve” Definition:
A vacuum-operated valve in an air-injection system that directs air-pump output to the atmosphere during high-vacuum deceleration to eliminate backfiring.
division
Glossary “division” Definition:
1). A branch or department of an organization. 2). The mathematic operation to determine how many of one number is contained in another.
DIY
Glossary “DIY” Definition:
Acronym for Do-It-Yourself.
DIYer
Glossary “DIYer” Definition:
Acronym for a Do-It-Yourselfer.
distributorless ignition system
Glossary “distributorless ignition system” Definition:
An ignition system that relies on a computer to distribute the electrical spark to the proper spark plug.
dithering
Glossary “dithering” Definition:
Changing from on to off so rapidly that flow does not stop and start. As a result, flow is regulated.
Diurnal Effect
Glossary “Diurnal Effect” Definition:
The diurnal effect deals with the heating and cooling of gasses, there expansion and retraction in perportion to there temperature.
div
Glossary “div” Definition:
Acronym form of Division.
dive
Glossary “dive” Definition:
The tendency of the front of a vehicle to press down on the front springs during heavy braking.
divergent nozzle end
Glossary “divergent nozzle end” Definition:
Exhaust-pipe nozzle end that expands from the inlet to the end.
divergent-convergent nozzle end
Glossary “divergent-convergent nozzle end” Definition:
Exhaust-pipe nozzle that is expanded then reduced in size at the end.
distributor vacuum advance
Glossary “distributor vacuum advance” Definition:
Term used for vacuum advance.