Abbreviations and Definitions

The following abbreviations are frequently used:
ABS Antilock Brake System
BEC Bussed Electrical Center
CKT Circuit
DLC Data Link Connector
DTC Diagnostic Trouble Codes
DMM Digital Multimeter
EBCM Electronic Brake Control Module
ESB Expansion Spring Brake
IGN Battery Voltage with Ignition to RUN position
PCM Powertrain Control Module