Page 135 of 240

replaced with a special key. The key and registration
card are attached to the lug wrench and stored with
the spare tire. If you lose the key, send the
registration card to the manufacturer (not the
dealer) to get a replacement key. If the lug
wrench/lug nut key assembly is lost, see your
nearest Ford or Lincoln Mercury dealer who has
access to the master set of keys.Do not use an
impact wrench with the anti-theft key.
To remove the
anti-theft lug nut:
1. Insert the key over
the locking lug nut.
Make sure you hold the key square to the lug nut. If
you hold the key at an angle, you could damage the
key and the lug nut.
2. Place the lug nut wrench over the lug nut key and
apply pressure on the key with the wrench.
3. Turn the wrench in a counterclockwise direction
to remove the lug nut.
To install the anti-theft lug nut:
1. Insert the key over the locking lug nut.
2. Place the lug nut wrench over the lug nut key and
apply pressure on the key with the wrench.
3.
Install the lug nut by turning the wrench clockwise.
Wheel lug nut torque specifications
Retighten the lug nuts to the specified torque at
800 km (500 miles) after any wheel disturbance
(tire rotation, changing a flat tire, wheel removal,
etc.).
Bolt size Wheel lug nut torque*
Nm Lb-ft
1⁄2x 20 120-147 88-108
* Torque specifications are for nut and bolt threads free of
dirt and rust. Use only Ford recommended replacement
fasteners.
2004 Mustang (mus)
Owners Guide (post-2002-fmt)
USA English (fus)
Roadside Emergencies
135
Page 161 of 240

SERVICE RECOMMENDATIONS
To help you service your vehicle:
•We highlight do-it-yourself items in the engine
compartment for easy location.
•We provide a scheduled maintenance guide which
makes tracking routine service easy.
If your vehicle requires professional service, your
dealership can provide the necessary parts and
service. Check yourWarranty Guide/Owner
Information Guideto find out which parts and
services are covered.
Use only recommended fuels, lubricants, fluids and
service parts conforming to specifications. Motorcraft
parts are designed and built to provide the best
performance in your vehicle.
PRECAUTIONS WHEN SERVICING YOUR
VEHICLE
•Do not work on a hot engine.
•
Make sure that nothing gets caught in moving parts.
•Do not work on a vehicle with the engine running
in an enclosed space, unless you are sure you
have enough ventilation.
•Keep all open flames and other burning
(cigarettes) material away from the battery and
all fuel related parts.
Working with the engine off
•Automatic transmission:
1. Set the parking brake and shift to P (Park).
2. Turn off the engine and remove the key.
3. Block the wheels.
•Manual transmission:
1. Set the parking brake, depress the clutch and
place the gearshift in 1 (First).
2. Turn off the engine and remove the key.
3. Block the wheels.
2004 Mustang(mus)
Owners Guide (post-2002-fmt)
USA English(fus)
Maintenance and Specifications
161
Page 231 of 240

turning on and off .. 35
Heating
heating and air
conditioning system.33
Hood ........................ 162
I
Ignition ............... 99, 221
Infant seats (see
Safety seats) ............. 88
Inspection/maintenance
(I/M) testing ............ 193
Instrument panel
cleaning ................. 157
cluster ...................... 10
lighting up panel
and interior ............. 36
J
Jump-starting your
vehicle ...................... 136
K
Keys
positions of the
ignition .................... 99
L
Lamps
bulb replacement
specifications
chart ........................ 39
daytime running
light .......................... 35
fog lamps ................. 35
headlamps ......... 35, 40headlamps, flash
to pass ..................... 36
instrument panel,
dimming ................... 36
interior lamps ... 38–39
replacing
bulbs ............ 38, 40–42
Lane change indicator
(see Turn signal) ...... 38
Lights, warning and
indicator .................... 10
anti-lock brakes
(ABS) .................... 104
Limited slip axle
(see Traction Loc) .. 108
Load limits ............... 117
Locks
doors ........................ 54
Lubricant
specifications ... 218, 221
Lug nuts, anti-theft . 134
Lumbar support,
seats ........................... 65
M
Manual transmission. 114
fluid capacities ...... 215
lubricant
specifications ........ 221
reverse ................... 115
Mirrors
side view mirrors
(power) ................... 46
Motorcraft
parts ................. 187, 215
O
Octane rating .. 185–186
2004 Mustang(mus)
Owners Guide (post-2002-fmt)
USA English(fus)
Index
231