Ford F-650 2015 Owner's Manual page 73

72
Diesel Exhaust Fluid (diesel engine only)
It illuminates when the diesel exhaust fluid level falls below one
gallon (3.8L) in the 5-gallon (19.0L) tank or two gallons (7.6L)
in the 9-gallon (34.0L) tank. Refill the tank or, at a minimum,
add at least one gallon (3.8L) to the 5-gallon (19.0L) tank or two gallons
(7.6L) to the 9-gallon (34.0L) tank.
Diesel Particulate Filter (diesel engine only)
It illuminates when the soot level in the diesel particulate filter
has reached a point where it requires operator assistance. See
Diesel particulate filter in the Maintenance chapter, and your
engine operator's manual, for more details.
Do Not Shift (Allison automatic transmission only)
It illuminates while driving if a transmission problem exists;
shifting may be restricted. Depending on the severity of the
problem, the shifter's digital read-out may turn blank.
Operation may continue in order to reach service assistance. The control
unit may not respond to shift selector requests, since there are operating
limitations on the transmission (such as. upshift and downshift
restrictions). Direction changes do not occur.
Direction Indicator
It illuminates when you turn on the left or right turn signal or
the hazard warning flasher. If the indicators stay on or flash
faster, check for a burned out bulb.
Electronic Locking Differential
It illuminates when using the electronic locking differential.
Engine Oil Pressure (gasoline engine only)
It illuminates when engine oil pressure is low.
Fasten Safety belt
It illuminates and a tone sounds to remind you to fasten your
safety belt.
2015 F-650/750 (f67)
Owners Guide gf, 2nd Printing, April 2014
USA (fus)
Instrument Cluster