Serial Communications and Programming Abbreviations Acronym
Description
ACM
Aftertreatment Control Module
BBM
Body Builder Module
CAN
Controller Area Network
CDS
Customer Defined Statement
DCL
DataMax Control Language
ECC/MCC
Electronic Climate Control/ Manual Climate Control
ECM
Engine Control Module
EHT
Electronic Hand Throttle
ECS
Electronic Speed Control
FMI
Failure Mode Identifier
GSECU
Gear Selector ECU
LCM
Light Control Module
NOx
Nitrogen Oxide
PGN
Parameter Group Number (J1939)
PID
Parameter Identification (J1587)
PTO
Power Take-Off
SA
Source Address (J1939 Sender)
SCU
Satellite Control Unit (Qualcomm)
SID
Subsystem Identification (J1587)
SPN
Suspect Parameter Number (J1939)
SRS
Supplemental Restraint System
SSC
Single Speed Control
TCM
Transmission Control Module
TPM
Tire Pressure Monitor
VCADS
Vehicle Computer Aided Diagnostic System (service tool)
VDA
Vehicle Data Administration (OEM database)
VECU
Vehicle ECU
V-MAC
Vehicle Management and Control (Mack’s electrical architecture)
Mack Body Builder Instructions USA139388593
CHU, CXU, GU, TD, MRU, LR Date 7.2017
Electrical Wiring and Connections
Page 56 (94) All Rights Reserved
