cruise control FORD SUPER DUTY 2003 1.G Owners Manual

•Revving the engine before turning it off mayreduce fuel economy.
•Using the air conditioner or defroster mayreduce fuel economy.
•You maywant to turn off the speed control in hillyterrain if
unnecessaryshifting between third and fourth gear occurs.
Unnecessaryshifting of this type could result in reduced fuel
economy.
•Warming up a vehicle on cold mornings is not required and may
reduce fuel economy.
•Resting your foot on the brake pedal while driving may reduce fuel
economy.
•Combine errands and minimize stop-and-go driving.
Maintenance
•Keep tires properlyinflated and use onlyrecommended size.
•Operating a vehicle with the wheels out of alignment will reduce fuel
economy.
•Use recommended engine oil. Refer toLubricant specificationsin
this chapter.
•Perform all regularlyscheduled maintenance items. Follow the
recommended maintenance schedule and owner maintenance checks
found in your vehicle scheduled maintenance guide.
Conditions
•Heavilyloading a vehicle or towing a trailer mayreduce fuel economy
at anyspeed.
•Carrying unnecessaryweight mayreduce fuel economy(approximately
0.4 km/L [1 mpg] is lost for every180 kg [400 lb] of weight carried).
•Adding certain accessories to your vehicle (for example bug
deflectors, rollbars/light bars, running boards, ski/luggage racks) may
reduce fuel economy.
•Using fuel blended with alcohol maylower fuel economy.
•Fuel economymaydecrease with lower temperatures during the first
12–16 km (8–10 miles) of driving.
•Driving on flat terrain offers improved fuel economyas compared to
driving on hillyterrain.
•Transmissions give their best fuel economywhen operated in the top
cruise gear and with steadypressure on the gas pedal.
Maintenance and Specifications
212

washing ....................................184
waxing .....................................184
wheels ......................................185
wiper blades ............................186
Clutch
fluid ..........................................216
operation while driving ..........109
recommended shift speeds ....110
Compass, electronic ....................53
calibration .................................54
set zone adjustment .................54
Console ........................................51
overhead ....................................45
Controls
power seat .................................66
Coolant
checking and adding ..............199
refill capacities ................203, 228
specifications ..................232, 235
Cruise control
(see Speed control) ....................48
Customer Assistance ................152
Ford accessories for your
vehicle .....................................190
Ford Extended Service
Plan ..........................................177
Getting assistance outside the
U.S. and Canada .....................181
Getting roadside assistance ...152
Getting the service you
need .........................................175
Ordering additional owner’s
literature .................................182
The Dispute Settlement
Board .......................................177
Utilizing the
Mediation/Arbitration
Program ...................................180D
Daytime running lamps
(see Lamps) ................................36
Dipstick
automatic transmission
fluid ..........................................216
engine oil .................................194
Doors
lubricant specifications ..........232
Driveline universal joint and
slip yoke ....................................220
Driving under special
conditions ..................109, 118, 121
sand .........................................120
snow and ice ...........................122
through water .................120, 125
E
Emergencies, roadside
jump-starting ..........................168
Emission control system ..........213
Engine ........................................235
cleaning ...................................185
coolant .....................................199
diesel ...........................................6
fail-safe coolant ......................204
idle speed control ...................197
lubrication
specifications ..................232, 235
refill capacities ........................228
service points ..........................193
starting after a collision .........153
Engine block heater .................102
Engine oil ..................................194
checking and adding ..............194
dipstick ....................................194
filter, specifications ........196, 228
recommendations ...................196
Index
250