Page 313 of 360
ENGINE OIL
Checking the engine oil
Refer to thescheduled maintenance informationfor the appropriate
intervals for checking the engine oil.
1. Make sure the vehicle is on level ground.
2. Turn the engine off and wait a few minutes for the oil to drain into the
oil pan.
3. Set the parking brake and ensure the gearshift is securely latched in P
(Park).
4. Open the hood. Protect yourself from engine heat.
5. Locate and carefully remove the
engine oil level indicator (dipstick).
6. Wipe the indicator clean. Insert the indicator fully, then remove it
again.
•If the oil level iswithin this
range,the oil level is acceptable.
DO NOT ADD OIL.
•If the oil level isbelow this
mark,engineoil must be added
to raise the level within the
normal operating range.
2006 Expedition(exd)
Owners Guide (post-2002-fmt)
USA(fus)
Maintenance and Specifications
313
Page 314 of 360

•If required, add engine oil to the
engine. Refer toAdding engine
oilin this chapter.
•Do not overfill the engine
with oil. Oil levels above this
mark may cause engine
damage.If the engine is
overfilled, some oil must be
removed from the engine by an
authorized dealer.
7. Put the indicator back in and ensure it is fully seated.
Adding engine oil
1. Check the engine oil. For instructions, refer toChecking the engine
oilin this chapter.
2. If the engine oil level is not within the normal range, add only certified
engine oil of the recommended viscosity. Remove the engine oil filler cap
and use a funnel to pour the engine oil into the opening.
3. Recheck the engine oil level. Make sure the oil level is not above the
upper hole or the MAX mark on the engine oil level indicator (dipstick).
4. Install the indicator and ensure it is fully seated.
5. Fully install the engine oil filler cap by turning the filler cap clockwise
1/4 of a turn until the cap is fully seated.
To avoid possible oil loss, DO NOT operate the vehicle with the
engine oil level indicator and/or the engine oil filler cap removed.
2006 Expedition(exd)
Owners Guide (post-2002-fmt)
USA(fus)
Maintenance and Specifications
314
Page 354 of 360

waxing .....................................301
wheels ......................................302
wiper blades ............................303
Climate control (see Air
conditioning or Heating) ............87
Clock adjust
6-CD in dash .............................26
Compass, electronic ..................123
calibration ...............................124
set zone adjustment .......124, 126
Console ......................................110
overhead ..........................107–108
Controls
power seat ...............................154
steering column ......................118
Coolant
checking and adding ..............318
refill capacities ................322, 340
specifications ..................343, 345
Cruise control
(see Speed control) ..................114
Customer Assistance ................265
Ford Extended Service
Plan ..........................................298
Getting assistance outside
the U.S. and Canada ..............299
Getting roadside assistance ...265
Getting the service
you need .................................292
Ordering additional
owner’s literature ...................300
The Dispute Settlement
Board .......................................295
Utilizing the Mediation/
Arbitration Program ...............298
D
Daytime running lamps
(see Lamps) ................................94Defrost
rear window ..............................92
Dipstick
automatic transmission
fluid ..........................................336
engine oil .................................313
Doors
lubricant specifications ..........343
Driveline universal joint and
slip yoke ....................................339
Driving under special
conditions ..................251, 258, 262
sand .........................................260
snow and ice ...........................263
through water .................261, 264
E
Electronic message center .......125
Emergencies, roadside
jump-starting ..........................285
Emission control system ..........332
Engine ................................345–346
cleaning ...................................302
coolant .....................................318
fail-safe cooling .......................323
idle speed control ...................316
lubrication
specifications ..................343, 345
refill capacities ........................340
service points ..........................310
starting after a collision .........266
Engine block heater .................238
Engine oil ..................................313
change oil soon warning,
message center .......................313
checking and adding ..............313
dipstick ....................................313
filter, specifications ........315, 339
2006 Expedition(exd)
Owners Guide (post-2002-fmt)
USA(fus)
Index
354