towing Mercury Mariner 2009 s Owner's Guide

•Resting your foot on the brake pedal while driving may reduce fuel
economy.
•Combine errands and minimize stop-and-go driving.
Maintenance
•Keep tires properly inflated and use only recommended size.
•Operating a vehicle with the wheels out of alignment will reduce fuel
economy.
•Use recommended engine oil. Refer toMaintenance product
specifications and capacitiesin this chapter.
•Perform all regularly scheduled maintenance items. Follow the
recommended maintenance schedule and owner maintenance checks
found inscheduled maintenance information.
Conditions
•Heavily loading a vehicle or towing a trailer may reduce fuel economy
at any speed.
•Carrying unnecessary weight may reduce fuel economy (approximately
1 mpg [0.4 km/L] is lost for every 400 lb [180 kg] of weight carried).
•Adding certain accessories to your vehicle (for example bug
deflectors, rollbars/light bars, running boards, ski racks) may reduce
fuel economy.
•Using fuel blended with alcohol may lower fuel economy.
•Fuel economy may decrease with lower temperatures during the first
8–10 miles (12–16 km) of driving.
•Driving on flat terrain offers improved fuel economy as compared to
driving on hilly terrain.
•Transmissions give their best fuel economy when operated in the top
cruise gear and with steady pressure on the gas pedal.
•Close windows for high speed driving.
EPA fuel economy estimates
Every new vehicle should have a window sticker containing EPA fuel
economy estimates. Contact your authorized dealer if the window sticker
is not supplied with your vehicle. The EPA fuel economy estimates
should be your guide for the fuel economy comparisons with other
vehicles. Your fuel economy may vary depending upon the method of
operation and conditions.
2009 Mariner(mrn)
Owners Guide, 2nd Printing
USA(fus)
Maintenance and Specifications
291

T
Tilt steering wheel ......................56
Tire Pressure Monitoring
System (TPMS)
Tires, Wheels and Loading ....175
Tires ...................................159–160
alignment ................................167
care ..........................................163
changing ..........................233, 236
checking the pressure ............163
inflating ...................................161
label .........................................174
replacing ..................................165
rotating ....................................168
safety practices .......................167
sidewall information ...............169
snow tires and chains ............179
spare tire .........................231, 233
terminology .............................160
tire grades ...............................160
treadwear ........................159, 164
Towing .......................................187
recreational towing .................191
trailer towing ..........................187
wrecker ....................................248
Transmission .............................208
brake-shift interlock (BSI) ....208
fluid, checking and adding
(automatic) .............................295
fluid, refill capacities ..............300lubricant specifications ..........300
Trunk ...........................................81
Turn signal ..................................47
U
USB port ......................................28
V
Vehicle Identification Number
(VIN) ..........................................303
Vehicle loading ..........................180
Ventilating your vehicle ...........196
W
Warning lights (see Lights) .......12
Washer fluid ..............................269
Water, Driving through .............220
Windows
power .........................................61
rear wiper/washer .....................56
Windshield washer fluid and
wipers ..........................................55
checking and adding fluid .....269
liftgate reservoir .....................270
replacing wiper blades ...270–271
Wrecker towing .........................248
2009 Mariner(mrn)
Owners Guide, 2nd Printing
USA(fus)
Index
312