Automotive Terms And Abbreviations- D

dB- Decibels
 
dBA- Decibels on A-weighted Scale
 
DC- Direct Current, Duty Cycle
 
DCM- Door Control Module
 
DERM- Diagnostic Energy Reserve Module (aibag Module)
 
DI- Distributor Ignition
 
dia- Diameter
 
DIC- Driver Information Center
 
Diff- Differential
 
DIM- Dash Integration Module
 
DK- Dark
 
DLC- Data Link Connector
 
DMM- Digital Multimeter
 
DOHC- Dual Overhead Camshafts
 
DR- Drvr-Driver
 
DRL- Daytime Running Lamps
 
DTC- Diagnostic Trouble Code