Component 5.4L 4V V8 engine
Spark plugs* AGSF-32PM
* Refer to Vehicle Emissions Control Information (VECI) decal for spark
plug gap information.
REFILL CAPACITIES
Fluid Ford Part
Name Application Capacity
Brake fluid Motorcraft High
Performance
DOT 3 Motor
Vehicle Brake
Fluid All Fill to line on
reservoir
Engine oil
(includes filter
change) 6
Motorcraft SAE
5W-20 Premium
Synthetic Blend
Motor Oil (US)
Motorcraft SAE
5W-20 Super
Premium Motor
Oil (Canada) All 6.6L (7.0
quarts)
Fuel tank N/A All 106 L (28
gallons)
Power steering
fluid Motorcraft
MERCON AT F All Fill to line on
reservoir
Transmission
fluid 1
Motorcraft
MERCON AT F 4 x 2 vehicles 15.0L (15.9
quarts) 2
4 x 4 vehicles 15.5L (16.4
quarts) 2
Transfer case
fluid Motorcraft
MERCON AT F 4 x 4 vehicles 1.9L (2.0
quarts)
Engine coolant 3
Motorcraft
Premium Gold
Engine Coolant
(yellow-colored) without aux rear
heat 21.0L (22.2
quarts)
with aux rear
heat 23.0L (24.3
quarts)
2004 Navigator (nav)
Owners Guide (post-2002-fmt)
USA English (fus) Maintenance and Specifications
349
climate control ........................171
memory seat ...................158, 171
SecuriLock passive
anti-theft system ...............166 – 167
Servicing your vehicle ..............305
Snowplowing .................................7
Spare tire (see Changing the
Tire) ...........................................275
Spark plugs,
specifications .....................348, 354
Special notice
utility-type vehicles ....................7
Specification chart,
lubricants ...........................351, 354
Speed control ............................126
Starting your vehicle ........217 – 219
jump starting ..........................282
Steering
speed sensitive .......................224
Steering wheel
controls ....................................129
T
Tire Pressure Monitoring
System (TPMS)
Driving .....................................247
Roadside Emergencies ...........275
Warning Displays ......................14
Tires ...........................275, 333 – 334
changing ..................275 – 276, 281
snow tires and chains ............348
tire grades ...............................334
treadwear ................................333
Tonneau cover ...........................117
Towing .......................................254 recreational towing .................261
trailer towing ..........................254
wrecker ....................................288
Transmission .............................231
brake-shift interlock (BSI) ....231
fluid, checking and adding
(automatic) .............................330
fluid, refill capacities ..............349
lubricant
specifications ..................351, 354
Trunk .................................156 – 157
Turn signal ................................102
V
Vehicle dimensions ...................354
Vehicle Identification Number
(VIN) ..........................................356
Vehicle loading ..........................252
Ventilating your vehicle ...........221
W
Warning lights (see Lights) .......10
Washer fluid ..............................308
Water, Driving through .............251
Windows
power .......................................119
rear wiper/washer ...................113
Windshield washer fluid and
wipers ........................................112
checking and adding fluid .....308
liftgate reservoir .....................308
replacing wiper blades ...........113
Wrecker towing .........................288
2004 Navigator (nav)
Owners Guide (post-2002-fmt)
USA English (fus)Index
366
