Fleet Maintenance - 23

actuators to provide the accurate and intended
it," Shell Lubricants' Arcy explains. "Now on-highalso jeopardize the longevity of internal engine
amount of fuel to injectors.
way diesels, as of late-2006, have a maximum 15
components due to the higher acid levels in higher
ppm. How this all works together is the emission
HPCR systems and improvements to the
sulfur diesel.
injection process and components have dictatsystems on trucks today require fuel that has a
While ULSD has become commonplace for
heavy duty trucks for more than a decade, it is
ed a need for a higher-performing diesel fuel.
lower sulfur content to work efficiently. All that
Depending on application, one challenge fleets
has reduced the amount of emissions coming out
important to note fleets should continue adhering
may face is injector deposits.
of the exhaust pipe."
to best practices when it comes to fuel storage,
"Newer more advanced additive formulations
The higher levels of sulfur would wreak havoc
delivery, and fuel filtration.
have been developed to target specific issues
on the aftertreatment systems, says Arcy. It would
"Draining the fuel water separator and regularrelated to deposits and wear
for newer engine and injector technologies to help keep
them running at optimum
performance," says Jay Silvas,
manager of product quality and technology for Citgo.
Citgo refines, transports, and
markets fuels, lubricants, and
petrochemicals for the various transportation markets,
including heavy duty trucks.
"As the fuel system is adapted for higher pressure, smaller nozzle holes, and a larger
number of injections per cycle,
the injection system becomes
not only more expensive but
also more sensitive to the
deposits forming both inside
the injectors and the nozzle
holes," Hurtado explains.
ExxonMobil introduced
a pre-additized fuel to the
market, the Synergy Diesel
Efficient fuel product, to help
address potential fuel deposit
issues.
"Synergy Diesel Efficient
also helps to prevent a loss
in performance caused by
internal injector deposits,
which result in cold start problems due to sticking internal
moving parts, and nozzle
deposits, which can reduce
power and responsiveness
due to deteriorated spray
quality. Premature injector
failure has become a concern
E X T E N D E D N E X T C OV E R AG E
for many fleets due to associated service interruption and
the high cost of replacing the
injectors," explains Hurtado.
IF THE EXTENDED COVERAGE ON YOUR DETROIT® ENGINE AND AFTERTREATMENT SYSTEM IS NEAR EXPIRATION,
The pre-additized fuel is also
YOU CAN ADD UP TO 2 YEARS/250K MILES OF OEM SERVICE PROTECTION* WITH EXTENDED NEXT.
designed to prevent premature
fuel filter plugging with the
Retain OEM protection by your same reliable Freightliner® or Western Star® service network.
use of biodiesels and provides
additional fuel system corroExtend the trade cycle of your current vehicles. Coverage plans are 1 year/125K miles
sion protection, he adds.

PROTECT YOUR TRUCKS

FOR THE LONGER HAUL.

1

Updates to diesel and
best practices for fuel
usage and dispensing
The industry has seen a shift
over the last few decades with
limiting the amount of sulfur
in diesel fuels.
"You go back 20 to 30 years
ago, diesel fuel had upward
3,000 to 5,000 ppm of sulfur in

2

or 2 years/250k miles.

3

Enhance the trade value of your truck(s) with OEM coverage. Extended NEXT carries over
to the next owner with no added fees.

4

Extended NEXT plans offer options that will cover Aftertreatment System (ATS) parts and labor,
DPF exchange and 1-box coverage.
To learn more, contact your local dealer .
*Some exclusions apply. See dealer for details.

Extended NEXT coverage must be purchased within the 1-year/120,000-mile window prior to your Detroit engine EW3 or EW4 extended coverage plan expiration.
©
2019 Daimler Trucks North America LLC. All rights reserved. Daimler Trucks North America is a Daimler company.

VehicleServicePros.com/10344149

October 2019 | VehicleServicePros.com

23


http://www.VehicleServicePros.com/10344149

Fleet Maintenance

Table of Contents for the Digital Edition of Fleet Maintenance

Uptime: Are all systems secure?
Cover Story: Connecting to the future
Vehicles: Engine trends impacting performance and fuel efficiency
In the Bay: Understanding tire pressure monitoring and management systems
Shop Operations: How fleets can benefit from RCM
Management: Are you a good global citizen?
Economic Outlook: WDTKAWDTKI?
Powertrain: What are fault code action plans, and how can they help improve the vehicle diagnostic process?
Braking & Collision Avoidance: How will electric vehicles impact commercial truck braking systems?
Fleet Parts & Components
Tools & Equipment
Classifieds
Guest Editorial: Differences servicing air disc brakes versus drum brakes
Fleet Maintenance - 1
Fleet Maintenance - 2
Fleet Maintenance - 3
Fleet Maintenance - 4
Fleet Maintenance - 5
Fleet Maintenance - 6
Fleet Maintenance - 7
Fleet Maintenance - Uptime: Are all systems secure?
Fleet Maintenance - 9
Fleet Maintenance - Cover Story: Connecting to the future
Fleet Maintenance - 11
Fleet Maintenance - 12
Fleet Maintenance - 13
Fleet Maintenance - 14
Fleet Maintenance - 15
Fleet Maintenance - 16
Fleet Maintenance - 17
Fleet Maintenance - 18
Fleet Maintenance - 19
Fleet Maintenance - Vehicles: Engine trends impacting performance and fuel efficiency
Fleet Maintenance - 21
Fleet Maintenance - 22
Fleet Maintenance - 23
Fleet Maintenance - 24
Fleet Maintenance - 25
Fleet Maintenance - 26
Fleet Maintenance - 27
Fleet Maintenance - 28
Fleet Maintenance - 29
Fleet Maintenance - 30
Fleet Maintenance - 31
Fleet Maintenance - 32
Fleet Maintenance - 33
Fleet Maintenance - In the Bay: Understanding tire pressure monitoring and management systems
Fleet Maintenance - 35
Fleet Maintenance - 36
Fleet Maintenance - 37
Fleet Maintenance - 38
Fleet Maintenance - 39
Fleet Maintenance - 40
Fleet Maintenance - 41
Fleet Maintenance - 42
Fleet Maintenance - 43
Fleet Maintenance - Shop Operations: How fleets can benefit from RCM
Fleet Maintenance - 45
Fleet Maintenance - 46
Fleet Maintenance - 47
Fleet Maintenance - 48
Fleet Maintenance - 49
Fleet Maintenance - Management: Are you a good global citizen?
Fleet Maintenance - Economic Outlook: WDTKAWDTKI?
Fleet Maintenance - Powertrain: What are fault code action plans, and how can they help improve the vehicle diagnostic process?
Fleet Maintenance - 53
Fleet Maintenance - Braking & Collision Avoidance: How will electric vehicles impact commercial truck braking systems?
Fleet Maintenance - 55
Fleet Maintenance - Fleet Parts & Components
Fleet Maintenance - 57
Fleet Maintenance - 58
Fleet Maintenance - 59
Fleet Maintenance - 60
Fleet Maintenance - 61
Fleet Maintenance - Tools & Equipment
Fleet Maintenance - 63
Fleet Maintenance - 64
Fleet Maintenance - 65
Fleet Maintenance - 66
Fleet Maintenance - 67
Fleet Maintenance - 68
Fleet Maintenance - 69
Fleet Maintenance - 70
Fleet Maintenance - 71
Fleet Maintenance - 72
Fleet Maintenance - Classifieds
Fleet Maintenance - Guest Editorial: Differences servicing air disc brakes versus drum brakes
Fleet Maintenance - 75
Fleet Maintenance - 76
Fleet Maintenance - I1
Fleet Maintenance - I2
Fleet Maintenance - S1
Fleet Maintenance - S2
Fleet Maintenance - S3
Fleet Maintenance - S4
Fleet Maintenance - S5
Fleet Maintenance - S6
Fleet Maintenance - S7
Fleet Maintenance - S8
Fleet Maintenance - S9
Fleet Maintenance - S10
Fleet Maintenance - S11
Fleet Maintenance - S12
Fleet Maintenance - S13
Fleet Maintenance - S14
Fleet Maintenance - S15
Fleet Maintenance - S16
Fleet Maintenance - S17
Fleet Maintenance - S18
Fleet Maintenance - S19
Fleet Maintenance - S20
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