INTRODUCTION
Abbreviation
AbbreviationExplanation
A/CAir-conditioner
A/D
Analog/Digital
ABDCAfterbottomdeadcenter
AC
Alternatingcurrent
ACCAccessories
ACG
Alternatingcurrentgenerator
ACTActuator
APIAmericanPetroleumInstitute
ASM
Assembly
ATDC
Aftertopdeadcenter
ATFAutomatictransmissionuid
DrilledholeBNotchholebolt
EyeBEyebolt
FullthreadedBFullthreadedbolt
HexagonsocketheadBHexagonsocketheadbolt
High-strengthBHigh-strengthbolt
ReamerBReamerbolt
B+
Batterypositive
BAT
Battery
BBDCBeforebottomdeadcenter
BKTBracket
BRG
Bearing
BTDC
Beforetopdeadcenter
C/BCircuitbreaker
C/UControlunit
C.RAILCommonrail
CALCalibration
CAN
Typeofcontrolunitcommunicationformat(controllerareanetwork)
CCD
Charged-coupleddevice
CCVCoolantcontrolvalve
CCWCounterclockwise
CFG
Conguration
CHKCheck
CKP
Crankshaftposition
CMP
Camshaftposition
CN.Connector
COCarbonmonoxide
CPU
Centralprocessingunit
CWClockwise
DCDirectcurrent
DCU
Dosingcontrolunit
DEF/AdBlue®Ureasolution
DI
Directinjectiontype
DIAG
Diagnosis
DLCDatalinkconnector
DMM
Digitalmulti-meter
DOC
Dieseloxidationcatalyst
DPD
Dieselparticulatediffuser
DTC
Diagnostictroublecode
ECM
Enginecontrollermodule
ECT
Enginecoolanttemperature
ECU
Enginecontrolunit
EEPROM
Electricallyerasableprogrammableread-onlymemory
EGR
Exhaustgasrecirculation
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