FORD 2008 F-550 v.3 - Manual (Page 136)

Warning messages that have been reset are divided into two categories:
• They will reappear on the display ten minutes from the reset.
• They will not reappear until an ignition OFF-RUN cycle has been
completed.
This acts as a reminder that these warning conditions still exist within
the vehicle.
Warning display Status
Park brake engaged Warning returns after 10
minutes if condition still exists.
Check brake system
Driver door ajar Warning returns after the
ignition key is turned from
OFF to RUN.
Passenger door ajar
Rear left door ajar
Rear right door ajar
Low fuel level
Trailer fault (if equipped)
TBC fault (if equipped)
Trailer disconnected (if equipped)
Check air filter (diesel engine only)
Low brake fluid level
Drain water separator (diesel engine
only)
Stop safely now (diesel engine only)
Engine warming (diesel engine only)
OK to drive (diesel engine only)
Low tire pressure (if equipped) Warning can be cleared by
pressing the RESET button.
Warning can reappear if the
condition is still present.
Warning will reappear on the
next ignition key-cycle if the
condition still exists.
Tire Monitor Fault (if equipped)
Tire Sensor Fault (if equipped)
PARK BRAKE ENGAGED Displayed when the parking brake is applied
(or not fully released).
CHECK BRAKE SYSTEM Displayed when a fault has been detected by
the ABS module.
2008 F-250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA (fus)
Driver Controls
136