100
Workshop Manual
Smart Tachograph EFAS-4.10/4.11
List of abbreviations
Abbreviation Description
ACC Adaptive Cruise Control
CAN Controller Area Network
dec Decimal (base 10 numeral system)
DST Daylight-saving time
DTC Diagnostic trouble code (standardized automotive error code)
DSRC Dedicated Short Range Communication
EC European Community
ECU Electronic control unit
EFT Event fault type, error code in accordance with EU Regulation (EC) No. 1360/2002
EOL End of line
EU European Union
FMS Fleet Management System
GNSS Global Navigation Satellite System
GSM Global System for Mobile communications (mobile phone network standard)
hex Hexadecimal numeral system with a base of 16 (using characters 0 to 9 and A to F)
IIP Info Interface Protocol (date protocol of the information interface)
IMS Independent Motion Source
ISO International Organization for Standardization
ITS Intelligent Transport System
k k-factor, vehicle constant
KWP Keyword protocol (KWP2000 diagnostic protocol)
LCD Liquid crystal display
LED Light emitting diode
n n-factor, factor for calculating engine speeds
PC Personal Computer
PIN Personal identication number
RDI Record data identier
RTC Real time clock
SJW (Re-)synchronization jump width (CAN bus parameter)
SrvID Service ID (EFAS service code)
StVZO Federal Road Trac Licensing Regulations (Straßenverkehrszulassungsordnung)
TCO1 Message that is transmitted over the CAN bus
UDS Unied diagnostic service
UTC Universal Time Co-ordinated (global coordinated time standard)
v Velocity
VIN Vehicle identication number
VRN Vehicle registration number
VU Vehicle unit, tachograph
w w-factor (characteristic coecient of a vehicle)