Page 259 of 272

2Add 118 ml (4 oz.) of Additive Friction Modifier XL-3 or equivalent
meeting Ford specification EST-M2C118-A for complete refill of
Traction-Lok rear axles.
For limousine, use 2.1-2.3L (4.50-4.75 pints) of Motorcraft SAE 75W-140
High Performance Rear Axle Lubricant XY-75W140–QL or equivalent
meeting Ford Specification WSL-M2C192-A for complete refill of rear
axles.
3Ensure the correct transmission fluid is used. Transmission fluid
requirements are indicated on the dipstick or the dipstick handle.
MERCONand MERCONV are not interchangeable. DO NOT mix
MERCONand MERCONV. Refer to your scheduled maintenance guide
to determine the correct service interval.
ENGINE DATA
Engine 4.6L SOHC V8 engine
Cubic inches 281
Required fuel 87 octane
Firing order 1-3-7-2-6-5-4-8
Spark plug gap 1.3-1.4 mm (0.052-0.056 inch)
Ignition system Coil on plug
Compression ratio 9.4:1
VEHICLE DIMENSIONS
Vehicle dimensions mm (in)
(1) Overall length 5 471 (215.4)/5 623 (221.4)*
(2) Overall width 1 987 (78.2)
(3) Overall height 1 489 (58.6)
(4) Wheelbase 2 990 (117.7)/3 142 (123.7)
*
(5) Track - Front 1 611 (63.4)
(5) Track - Rear 1 673 (65.9)
*Denotes long wheel base
2003 Town Car(tow)
Owners Guide (post-2002-fmt)
USA English(fus)
Maintenance and Specifications
259
Page 268 of 272

recommendations ...................228
refill capacities ........................256
specifications ..................257, 259
Exhaust fumes ..........................169
F
Fail safe cooling ........................235
Floor mats .................................112
Fluid capacities .........................256
Foglamps .....................................75
Fuel ............................................237
calculating fuel
economy ....................89, 106, 241
cap ...........................................239
capacity ...................................256
choosing the right fuel ...........240
comparisons with EPA fuel
economy estimates .................244
detergent in fuel .....................241
filling your vehicle
with fuel ..................237, 239, 241
filter, specifications ........241, 255
fuel filler door override ..........110
fuel filler door release ............110
fuel pump shut-off switch .....186
improving fuel economy ........241
octane rating ...................240, 259
quality ......................................240
running out of fuel .................241
safety information relating
to automotive fuels ................237
Fuses ..................................187–188
G
Gas cap (see Fuel cap) ............239
Gas mileage
(see Fuel economy) .................241
Gauges .........................................15GAWR (Gross Axle
Weight Rating) ..........................180
definition .................................180
driving with a heavy load ......180
location ....................................180
GVWR (Gross Vehicle
Weight Rating) ..........................180
calculating ...............................180
definition .................................180
driving with a heavy load ......180
location ....................................180
H
Hazard flashers .........................186
Head restraints .........................128
Headlamps ...................................74
aiming ........................................76
autolamp system .......................74
bulb specifications ....................79
daytime running lights .............75
flash to pass ..............................76
high beam .................................75
replacing bulbs .........................80
turning on and off ....................74
HomeLink universal
transceiver (see
Garage door opener) ..................90
Hood ..........................................223
I
Ignition ...............................166, 259
Infant seats
(see Safety seats) .....................158
Inspection/maintenance
(I/M) testing ..............................246
Instrument panel
cleaning ...................................218
cluster ........................................10
lighting up panel and interior .76
2003 Town Car(tow)
Owners Guide (post-2002-fmt)
USA English(fus)
Index
268
Page 269 of 272

J
Jack ............................................194
positioning ...............................194
storage .....................................194
Jump-starting your vehicle ......199
K
Keyless entry system ...............121
Keys
positions of the ignition .........166
L
Lamps
autolamp system .......................74
bulb replacement
specifications chart ..................79
cargo lamps ...............................76
daytime running light ...............75
fog lamps ...................................75
headlamps .................................74
headlamps, flash to pass ..........76
instrument panel, dimming .....76
interior lamps .....................78–79
replacing bulbs ...................79–82
Lane change indicator
(see Turn signal) ........................78
Lights, warning and indicator ....10
anti-lock brakes (ABS) ..........170
speed control ..........................102
Load limits .................................180
GAWR ......................................180
GVWR ......................................180
trailer towing ..........................180
Locks
childproof ................................114
doors ........................................113
Lubricant specifications ...257, 259
Lumbar support, seats .............129M
Message center .........................104
english/metric button .............108
reset button ............................105
warning messages .....................93
Mirrors ...................................85, 98
automatic dimming
rearview mirror .........................98
fold away ...................................99
heated ........................................99
programmable memory ..........120
side view mirrors (power) .......98
Moon roof ..................................103
Motorcraft parts ................241, 255
N
Navigation system .......................24
cd functions ..............................37
destination mode ......................50
map mode .................................41
quick start .................................26
radio functions ..........................30
O
Octane rating ............................240
Oil (see Engine oil) ..................225
P
Parking brake ............................171
Parts (see Motorcraft parts) ....255
Passenger Occupant
Classification Sensor .................134
Pedals (see Power adjustable
foot pedals) .................................99
Power adjustable foot pedals .....99
2003 Town Car(tow)
Owners Guide (post-2002-fmt)
USA English(fus)
Index
269