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Concept
Explanation
OBD
On-Board Diagnosis; the OBD checks all components that influence the quality of the
exhaust gases
OBD-II
American On-Board Diagnosis
PD
Unit of pump - nozzle injection in diesel engines
PR number
Abbreviation for production control number. They identify, among others, additional
equipment, specific differences of each country and data about the movement steering
PM
(English: particulate matter) particulate material in diesel engine exhaust gases
QG0.
Vehicles “not” equipped in the factory with components for the LongLife service. For
maintenance, the intervals that depend on time or kilometers traveled are applied (fixed
intervals).
Concept
Explanation
QG1
Vehicles equipped in the factory with the active LongLife service. It means that the ve‐
hicles have a flexible service interval indicator and are equipped with the following
components:
♦ Flexible service interval indicator in the combined instrument
♦ Engine oil's level sensor
♦ Brake pad's wearing indicator
QG2
The LongLife service is not active from the factory. It means that the vehicles have a
fixed service interval indicator (maintenance intervals dependent on time or kilometers
traveled) and are equipped with the following components:
♦ Fixed service interval indicator in the combined instrument
♦ Engine oil's level sensor
♦ Brake pad's wearing indicator
Readiness code
Binary 8-digit code that indicates if all relevant engine diagnoses were made in terms of
exhaust gases
Octane rating
(level of octane researched) dimension of petrol resistance to detonation
SAE
(Society of Automotive Engineers) Association that provides recommendations/guide‐
lines about transposing legal requirements (for example, rules)
SD
Aspirated diesel engine
SDI
Aspirated diesel engine with direct injection
SIA
Service interval indicator
SW
Acronym for the key size
RR
Turbo Diesel Engine
TDI
Turbo diesel engine with direct injection
VEP
Distributor injection pump
ULEV
Ultra Low Emission Vehicles
Concept
Explanation
WIV
Extension of maintenance interval
Common - Rail
Term that designates a general injection control by high pressure,
which injects fuel in all seat cylinders
DPF
Diesel particle filter; this filter is assembled after the catalytic con‐
verter and filters particles from the exhaust gases
V engines
The V engine has cylinders arranged in an angle from 60° to 120°
FOX 2004 ➤
Maintenance - Edition 07.2010
5. Additional tasks due to country legislation
121