FORD 2008 F-550 v.4 - Manual (Page 138)

REAR LEFT DOOR AJAR. Displayed when the rear left door is not
completely closed.
REAR RIGHT DOOR AJAR. Displayed when the rear right door is not
completely closed.
LOW FUEL LEVEL. Displayed as an early reminder of a low fuel
condition.
TRAILER FAULT (if equipped). Displayed if there is a short circuit on
the electric brake output wire or the trailer brakes are drawing too much
current. Refer to Integrated trailer brake controller in the Tires,
Wheels and Loading chapter for more information.
TBC FAULT (if equipped). Displayed in response to faults sensed by
the trailer brake controller (TBC). In the event this message is seen,
please take your vehicle to an authorized dealer for diagnosis and repair.
Refer to Integrated trailer brake controller in the Tires, Wheels and
Loading chapter for more information.
TRAILER DISCONNECTED (if equipped). Displayed when a trailer
connection becomes disconnected, either intentionally or unintentionally,
and has been sensed during a given ignition cycle. Refer to Integrated
trailer brake controller in the Tires, Wheels and Loading chapter for
more information.
LOW BRAKE FLUID LEVEL. Indicates the brake fluid level is low and
the brake system should be inspected immediately. Refer to Brake fluid
in the Maintenance and Specifications chapter.
LOW TIRE PRESSURE (if equipped). Displayed when one or more
tires on your vehicle have low tire pressure. Refer to Inflating Your
Tires in the Tires, Wheels and Loading chapter.
TIRE PRESSURE MONITOR FAULT (if equipped). Displayed when
the Tire Pressure Monitoring System is malfunctioning. If the warning
stays on or continues to come on, have the system inspected by your
authorized dealer.
TIRE PRESSURE SENSOR FAULT (if equipped). Displayed when a
tire pressure sensor is malfunctioning, or your spare tire is in use. For
more information on how the system operates under these conditions,
refer to Understanding Your Tire Pressure Monitoring System
(TPMS) in the Tires, Wheels and Loading chapter. If the warning stays
on or continues to come on, have the system inspected by your
authorized dealer.
CHECK AIR FILTER (Diesel engine only). Refer to Instrument
Cluster in your 6.0 and 6.4 Liter Power Stroke Direct Injection Turbo
Diesel Owner’s Guide Supplement.
2008 F-250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA (fus)
Driver Controls
138