2016 FORD F650 engine

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Page 189 of 379

FORD F650 2016 13.G Owners Manual Only use oils certified for gasoline engines
by the American Petroleum Institute (API).
An oil with this trademark symbol
conforms to the current engine and
emission system protection standards and
fu

Page 190 of 379

FORD F650 2016 13.G Owners Manual The use of correct oil viscosities for diesel
engines is important for satisfactory
operation. Determine which oil viscosity
best suits the temperature range you
expect to encounter for the next servi

Page 191 of 379

FORD F650 2016 13.G Owners Manual •
(1) For severe duty service, use SAE
5W-40 API CJ-4.
• (2) For biodiesel fuel blends (B20
max), use SAE 5W-40 or SAE 15W-40
API CJ-4.
An engine block heater is recommended
at temperatures below

Page 192 of 379

FORD F650 2016 13.G Owners Manual •
Towing a trailer over 1,000 mi
(1,600 km).
• Sustained, high-speed driving at Gross
Vehicle Weight Rating (maximum
loaded weight for vehicle operation).
• Use of fuels with sulfur content othe

Page 193 of 379

FORD F650 2016 13.G Owners Manual 8.
Fully tighten all of the bolts to between
3–4 lb.ft (4.5–6 Nm) in the sequence
shown.
9. Record the engine mileage and update
the service log accordingly.
OIL CHANGE INDICATOR
RESET
Use the inf

Page 194 of 379

FORD F650 2016 13.G Owners Manual Note:
During normal vehicle operation, the
engine coolant may change color from
orange to pink or light red. As long as the
engine coolant is clear and uncontaminated,
this color change does not indic

Page 195 of 379

FORD F650 2016 13.G Owners Manual thermostat is open and coolant is
flowing through the radiator).
Secondary cooling system: Repeat
Step 5 until the coolant level has
stabilized (is no longer dropping after
each step) AND the lower pa

Page 196 of 379

FORD F650 2016 13.G Owners Manual Engine-driven Cooling Fan (Fan
Clutch)
Your vehicle is equipped with an engine
driven cooling fan drive (also called a fan
clutch). This fan drive changes the fan
speed to match the vehicle
’s chang