2017 FORD SUPER DUTY Owners Manual

Page 201 of 636

FORD SUPER DUTY 2017 4.G Owners Manual 2. Poor fuel quality or water in the
fuel —the engine may misfire or run
poorly.
3. The fuel fill inlet may not have closed properly.  See Refueling (page 192).
4. Driving through deep water —the

Page 202 of 636

FORD SUPER DUTY 2017 4.G Owners Manual EMISSION CONTROL SYSTEM
- DIESEL
Oxidation Catalytic Converter and
Diesel Particulate Filter System (If
Equipped) WARNING
The normal operating temperature
of the exhaust system is very high.
Never wor

Page 203 of 636

FORD SUPER DUTY 2017 4.G Owners Manual The regeneration process operates more
efficiently when you drive your vehicle at
a constant speed above 30 mph
(48 km/h) and at a steady engine speed
for approximately 20 minutes. The
frequency and d

Page 204 of 636

FORD SUPER DUTY 2017 4.G Owners Manual •
Park your vehicle 10– 15 ft (3–5 m)
away from any obstructions and away
from materials that can easily combust
or melt, for example paper, leaves,
petroleum products, fuels, plastics and
other

Page 205 of 636

FORD SUPER DUTY 2017 4.G Owners Manual exhaust system has had sufficient time to
cool. Depending on the amount of soot
collected by the diesel particulate filter,
ambient temperature and altitude,
operator commanded regeneration lasts
appr

Page 206 of 636

FORD SUPER DUTY 2017 4.G Owners Manual Resonator and Tailpipe Assembly
Maintenance
Aftermarket devices or modifications to
the exhaust system may reduce the
effectiveness of the exhaust system as
well as cause damage to the exhaust
system

Page 207 of 636

FORD SUPER DUTY 2017 4.G Owners Manual •
Air in the fuel system, due to loose
connections.
• An open or pinched sensor hose.
• Check engine oil level.
• Wrong fuel or oil viscosity for the
climatic conditions.
If these checks do no

Page 208 of 636

FORD SUPER DUTY 2017 4.G Owners Manual AUTOMATIC TRANSMISSION
WARNING
Always apply the parking brake fully
and make sure you shift into park (P).
Switch the ignition off and remove
the key whenever you leave your vehicle. Understanding the