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Incorrect DEF Quality Warning Indications and Vehicle
Consequences
Condition
Indicator
Lamps
Consequence
Remedy
Correct DEF quality.
None.
None.
None.
Initial warning when
incorrect DEF
quality is detected.
Amber engine
solid
None.
Replace DEF
with
Ford-approved
Initial warning one
hour after incorrect
DEF quality is
detected.
Amber engine
solid
25% torque
reduction.
Initial warning three
hours after incorrect
DEF quality is
detected.
Amber engine
solid
Torque
reduction
increases
from 25% to
40% at rate of
1% each
minute.
Final vehicle
consequence three
hours after incorrect
DEF quality is
detected and engine
intentionally shut
down (key off), in
extended idle for
one hour or fuel
tank refilled.
*
Amber engine
solid
/
Red engine
solid
•
25% torque
reduction
•
5 mph
(8 km/h)
vehicle speed
limit
•
1000 RPM
engine speed
limit.
**
*
Refueling the fuel tank is defined as increasing the fuel volume level by
15%.
**
Final consequence for vehicles equipped with a manual transmission is
1000 RPM. Final consequence for vehicles equipped with an automatic
transmission is 1100 RPM.
Fuel and Refueling
123
2013 F-650/750
(f67)
Owners Guide gf, 2nd Printing, March 2013
USA
(fus)