Underbody of vehicle
Driveshaft: Make sure that the driveshaft is not bent or
cracked. Ensure all driveshaft couplings are
secure.
Exhaust system: Make sure the outside visible parts are
securely mounted. Make sure there are no
cracks, holes or severe dents.
Frame: Check for cracks or bends in longitudinal
frame members. Make sure there are no loose,
cracked, bent, broken or missing
crossmembers or crossmember fasteners.
Maintain adequate clearance between all parts of the exhaust
system and all hoses, wires and lines for engine cooling, brake
system, fuel system, power steering system and electrical system, Heat
damage to hoses, wires or lines may cause vehicle malfunction that
could result in property damage, personal injury or death.
Rear of vehicle
Air/Electric lines: Make sure that air hoses are not cut, cracked,
chafed or worn. Listen for audible air leaks,
Make sure air and electrical lines are not
tangled, crimped or pinched or being dragged
against any truck parts. Electrical line
insulation should not be cut, cracked, chafed
or worn. None of the air or electrical line
should be spliced or taped. Check for
corrosion on pins and in electrical sockets to
ensure continuity and reduced heat build-up
potential.
Deck plate: Make sure deck plate is clean, securely bolted
to the frame and clear of loose objects.
Signal/Brake lights: Make sure both brake lights illuminate when
the brake pedal is applied. Also, make sure
each signal flashes. Make sure that four-way
flashers work properly.
2006 F-650/750 (f67)
Supplement
USA (fus)
Vehicle Inspection Guide
19