9 Appendix A
9.1 Abbreviations
Abbre-
viation
Meaning
Explanation
A/D
Analog/Digital converter
Converter: converts sensor voltages into digital val-
ues
ADEC
Advanced Diesel Engine Controller
Engine management system
AFRS
Air Filter Restriction Sensor
AGR
Abgasrückführung
Exhaust Gas Recirculation
AL
Alarm
ANSI
American National Standards Institute
Association of American standardization organiza-
tions
ATL
Abgasturbolader/Abgasturboaufladung
Exhaust turbocharger/exhaust turbocharging
ATS
Air Temperature Sensor
BR
Baureihe
Series
BV
Betriebsstoffvorschrift
Fluids and Lubricants Specifications, MTU Publica-
tion No. A01061/..
CAN
Controller Area Network
Data bus system, bus standard
CDC
Calibration Drift Compensation
Drift correction setting with DiaSys in engine gover-
nor
CEL
Check Engine Lamp
1st function: Warning lamp (rectify fault as soon as
possible)
2nd function: Read out fault codes
CKT
Circuit
CLS
Coolant Level Sensor
Monitors coolant level
CM
Current Measurement
Current measured value
CPS
Coolant Pressure Sensor
Monitors coolant pressure
CR
Common Rail
CTS
Coolant Temperature Sensor
Monitors coolant temperature
DDEC
Detroit Diesel Electronic Controls
Engine control system made by Detroit Diesel
DDL
Diagnostic Data Link
Diagnostic lines
DDR
Diagnostic Data Reader
Diagnostic unit
Dia-
Sys®
Electronic dialog system
DIN
Deutsches Institut für Normung e. V.
German national standards institute. At the same
time identifier of German standards (DIN = “Deut-
sche Industrie-Norm”)
DL
Default Lost
Alarm: Default CAN bus failure
DMC
Data Matrix Code
DOC
Diesel Oxidation Catalyst
Oxidation catalyst upstream of the diesel particulate
filter
DPF
Diesel Particulate Filter
DT
Diagnostic Tool
Diagnostic unit
ECM
Electronic Control Module
Electronic control unit of the DDEC system
M015565/03E 2016-02
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