Page 13 of 240

Overdrive off:
Illuminates when the
overdrive function of
the transmission has been turned off, refer to the
Drivingchapter. If the light flashes steadily or does
not illuminate, have the transmission serviced soon,
or damage may occur.
Traction Control
active:Illuminates
when the Traction
Controlsystem is
active. If the light
remains on, have the system serviced immediately.
Anti-theft system:
Flashes when the
SecurilockPassive
Anti-theft System has been activated.
Turn signal:
Illuminates when the
left or right turn signal
or the hazard lights are turned on. If the indicators
stay on or flash faster, check for a burned out bulb.
High beams:
Illuminates when the
high beam headlamps
are turned on.
Key-in-ignition warning chime:Sounds when the
key is left in the ignition in the OFF/LOCK or ACC
position and the driver’s door is opened.
Headlamps on warning chime:Sounds when the
headlamps or parking lamps are on, the ignition is
off (the key is not in the ignition) and the driver’s
door is opened.O/D
OFF
2004 Mustang(mus)
Owners Guide (post-2002-fmt)
USA English(fus)
Instrument Cluster
13
Page 35 of 240
HEADLAMP CONTROL
•The first position
turns on the parking,
tail, license plate and
side marker lamps.
•The outer position
turns on the
headlamps.
Foglamp control (if equipped)
The foglamps can be
turned on when the
ignition is in the ON
position and the
headlamp control is in
either of the following
positions:
•Parking lamps
•Low beams
Press the foglamp control to activate the foglamps.
Press the foglamp control again to deactivate the
foglamps.
When the highbeams are activated, the foglamps will
not operate.
Daytime running lamps (DRL) (if equipped)
Turns the headlamps on with a reduced output. To
activate:
•the ignition must be turned on
•the headlamp control is in the OFF or Parking
lamps position
•the high beam headlamps must be turned off
•the parking brake is released
2004 Mustang(mus)
Owners Guide (post-2002-fmt)
USA English(fus)
Lights
35
Page 36 of 240
Always remember to turn on your
headlamps at dusk or during inclement
weather. The Daytime Running Light (DRL)
System does not activate your tail lamps and
generally may not provide adequate lighting during
these conditions. Failure to activate your
headlamps under these conditions may result in a
collision.
High beams
Push the lever toward
the instrument panel to
activate. Pull the lever
towards you to
deactivate.
Flash to pass
Pull toward you slightly
to activate and release
to deactivate.
PANEL DIMMER CONTROL
To adjust the
brightness of the
instrument panel:
•Rotate
clockwise/counterclockwise
when the headlamp
control is in the
parking lamp or low-beam position.
To turn on the courtesy lamps:
•Rotate fully counterclockwise.
OFFHI
LO
OFFHI
LO
2004 Mustang(mus)
Owners Guide (post-2002-fmt)
USA English(fus)
Lights
36
Page 128 of 240

Fuse/Relay
LocationFuse Amp
RatingPassenger Compartment
Fuse Panel Description
34 20A Instrument Cluster, CCRM,
Data link connector,
Securilock transceiver
module
35 15A Shift lock actuator,
Powertrain Control Module
(PCM), Speed control servo,
ABS module
36 15A Air bag control module
37 5A Adjustable illumination
38 20A High beams
39 5A GEM
40—Not used
41 15A Brake lamp
42—Not used
43 20A CB Power windows
44—Not used
Power distribution box
The power distribution box is located in the engine
compartment. The power distribution box contains
high-current fuses that protect your vehicle’s main
electrical systems from overloads.
Always disconnect the battery before
servicing high current fuses.
Always replace the cover to the power
distribution box before reconnecting the
battery or refilling fluid reservoirs
If the battery has been disconnected and
reconnected, refer to theBatterysection of the
Maintenance and specificationschapter.
2004 Mustang(mus)
Owners Guide (post-2002-fmt)
USA English(fus)
Roadside Emergencies
128
Page 230 of 240

E
Emergencies, roadside
jump-starting ........ 136
Emergency Flashers 124
Emission control
system ...................... 191
Engine ...................... 221
cleaning ................. 155
coolant ................... 174
idle speed control . 171
lubrication
specifications. 218, 221
refill capacities ...... 215
service
points ............. 164–166
Engine block
heater ....................... 103
Engine oil ................ 167
checking and
adding .................... 167
dipstick .................. 167
filter,
specifications. 170, 215
recommendations . 170
refill capacities ...... 215
specifications. 218, 221
Exhaust fumes ........ 103
F
Floor mats ................. 50
Fluid capacities ....... 215
Foglamps ................... 35
Fuel .......................... 182
calculating fuel
economy ................ 187
cap ......................... 184
capacity ................. 215choosing the
right fuel ................ 185
comparisons with
EPA fuel economy
estimates ............... 191
detergent in fuel ... 187
filling your vehicle
with fuel. 182, 184, 188
filter,
specifications. 187, 215
improving fuel
economy ................ 187
octane
rating ..... 185–186, 221
quality .................... 186
running out of fuel 187
safety information
relating to automotive
fuels ....................... 182
Fuses ................ 125–126
G
Gas cap (see
Fuel cap) ................. 184
Gas mileage (see
Fuel economy) ........ 187
Gauges ....................... 14
H
Hazard flashers ....... 124
Head restraints ......... 64
Headlamps ................. 35
aiming ...................... 37
bulb specifications .. 39
daytime running
lights ........................ 35
flash to pass ............ 36
high beam ............... 36
replacing bulbs ....... 40
2004 Mustang(mus)
Owners Guide (post-2002-fmt)
USA English(fus)
Index
230