2004 Mercury Grand Marquis Owner's Manuals

Canadian customers who require roadside assistance, call
1–800–665–2006.
If you need to arrange roadside assistance for yourself, Ford Motor
Company will reimburse a reasonable amount. To obtain reimbursement
information, U.S. Ford or Mercury vehicles customers call
1-800-241-3673; Lincoln vehicle customers call 1–800–521–4140.
Canadian customers who need to obtain reimbursement information, call
1–800–665–2006.
ROADSIDE COVERAGE BEYOND BASIC WARRANTY
In the United States, you may purchase additional roadside assistance
coverage beyond this period through the Ford Auto Club by contacting
your Ford or Lincoln Mercury dealer.
Similarly in Canada, for uninterrupted Roadside Assistance coverage, you
may purchase extended coverage prior to your Basic Warranty’s Roadside
Assistance expiring. For more information and enrollment, contact
1–877–294–2582 or visit our website at www.ford.ca.
HAZARD FLASHER
Use only in an emergency to warn traffic of vehicle breakdown,
approaching danger, etc. The hazard flashers can be operated when the
ignition is off.
•The hazard lights control is
located on top of the steering
column.
•Depress hazard lights control to
activate all hazard flashers
simultaneously.
•Depress control again to turn the
flashers off.
FUEL PUMP SHUT-OFF SWITCH
FUEL
RESET
The fuel pump shut-off switch is a device intended to stop the electric
fuel pump when your vehicle has been involved in a substantial jolt.
After a collision, if the engine cranks but does not start, the fuel pump
shut-off switch may have been activated.
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Roadside Emergencies
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The fuel pump shut-off switch is
located on the left side of the trunk
behind the left rear tail light and the
trunk liner.
Use the following procedure to reset the fuel pump shut-off switch.
1. Turn the ignition to the OFF position.
2. Check the fuel system for leaks.
3. If no fuel leak is apparent, reset the fuel pump shut-off switch by
pushing in on the reset button.
4. Turn the ignition to the ON position. Pause for a few seconds and
return the key to the OFF position.
5. Make a further check for leaks in the fuel system.
FUSES AND RELAYS
Fuses
If electrical components in the
vehicle are not working, a fuse may
have blown. Blown fuses are
identified by a broken wire within
the fuse. Check the appropriate
fuses before replacing any electrical
components.
15
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Roadside Emergencies
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Note:Always replace a fuse with one that has the specified amperage
rating. Using a fuse with a higher amperage rating can cause severe wire
damage and could start a fire.
Standard fuse amperage rating and color
COLOR
Fuse
ratingMini
fusesStandard
fusesMaxi
fusesCartridge
maxi
fusesFuse link
cartridge
2A Grey Grey———
3A Violet Violet———
4A Pink Pink———
5A Tan Tan———
7.5A Brown Brown———
10A Red Red———
15A Blue Blue———
20A Yellow Yellow Yellow Blue Blue
25A Natural Natural———
30A Green Green Green Pink Pink
40A——Orange Green Green
50A——Red Red Red
60A——Blue—Yellow
70A——Ta n—Brown
80A——Natural—Black
Passenger compartment fuse panel
The fuse panel is located below and to the left of the steering wheel by
the brake pedal. Remove the panel cover to access the fuses.
To remove a fuse use the fuse puller tool provided on the fuse panel
cover.
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Roadside Emergencies
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The fuses are coded as follows.
Fuse/Relay
LocationFuse Amp
RatingPassenger Compartment Fuse
Panel Description
1 15A Audio, CD changer
2 5A Audio
3 7.5A Mirrors
4 10A Air bags
5—Not used
6 15A Instrument cluster warning lamps
module, Overdrive control switch,
Lighting Control Module (LCM),
A/C clutch, Analog cluster
7 10A Driver’s Door Module (DDM),
Premium radio
8 25A Powertrain Control Module (PCM)
power relay, Coil-on plugs, Radio
noise capacitor, Passive Anti-Theft
System (PATS)
9 5A Transmission range sensor
27 25
26 2423 21
2219
20
18 16
17 1514 12
131030
32
31
28
29
11
97
8653
41
2
2004 Grand Marquis(grn)
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Fuse/Relay
LocationFuse Amp
RatingPassenger Compartment Fuse
Panel Description
10 10A Rear window defrost, Heated
mirrors
11 5A Traction control indicator relay
(ABS w/traction control only)
12 15A Multi-function switch for
turn/hazard lamps
13 5A Radio
14 10A Anti-lock Brake System (ABS),
Instrument Cluster
15 15A Speed control module, LCM,
EATC blower motor relay, Door
lock switch illumination, Heated
seat switch, Moonroof
16 15A Reversing lamps, Shift lock, DRL
module, VAP Steering, Electronic
day/night mirror, Overhead
console, Air suspension, Climate
control, Heated seat module,
Speed chime module (GCC only),
DDM, Back-up lamps
17 7.5A Wiper motor
18—Not used
19 15A Brake lamps, Brake signal for
PCM, ABS and speed control
module, DDM
20—Not used
21 15A LCM for park lamps and interior
illumination, Autolamp/Sunload
sensor
22 20A Speed control servo,
Multi-function switch for hazard
lamps, Brake on/off switch, Feed
for IP fuse 19
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Roadside Emergencies
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Fuse/Relay
LocationFuse Amp
RatingPassenger Compartment Fuse
Panel Description
23 15A EATC module, Instrument cluster,
LCM, Interior lamps, Door lock
switches
24 10A Left-hand low beam
25 20A Cigar lighter
26 10A Right-hand low beam
27 25A LCM for cornering lamps and high
beam headlamps
28 20A* Power windows
29—Not used
30—Not used
31—Not used
32—Not used
* Circuit breaker
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 the
Batterysection of theMaintenance and Specificationschapter.
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Roadside Emergencies
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The high-current fuses are coded as follows.
Fuse/Relay
LocationFuse Amp
RatingPower Distribution Box
Description
1 25A* Audio
2 20A* Power point
3 25A* Heated seats
4 15A* Horns
5 20A* Fuel pump module
6 15A* Alternator
7 25A* Moonroof
8 20A* Driver’s Door Module (DDM)
9–Not used
10—Not used
11 20A* Daytime running lamps
12—Not used
13—Not used
14—Not used
15—Not used
503
502
501
24
23401
20
19 22
21RELAY
302 RELAY
304 RELAY
303
RELAY
301 207
201 202 203204
209
206
208
205602
601118
114
110
106
102
117
113
109
105
101
116
112
108
104
115
111
107
103
18
16
14
1210
8
6
4
2
17
15
13
119
7
5
3
1
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Roadside Emergencies
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Fuse/Relay
LocationFuse Amp
RatingPower Distribution Box
Description
16—Not used
17—Not used
18—Not used
19 15A* Powertrain Control Module
(PCM), Fuel injectors
20 15A* PCM, HEGOs
21—Not used
22—Not used
23—Not used
24—Not used
101 30A** Ignition switch, Starter motor
solenoid via starter relay, IP fuses
7, 9, 12 and 14
102 50A** Cooling fan (engine)
103 40A** Blower motor
104 40A** Heated backlight relay
105 30A** PCM power relay, Diagnostic
connector, PDB fuses 19 and 20,
A/C clutch relay, Fuel pump
module relay
106 40A** Anti-lock Brake System (ABS)
107—Not used
108—Not used
109–Not used
110–Not used
111–Not used
112 50A** Ignition switch feed to IP fuses 4,
6, 8, 11, 13, 15, 17, 20, 22 and 28
113 50A** Feeds IP fuses 3, 5, 21, 23, 25, 27
114 30A** VAP Steering, Air suspension
compressor, Instrument cluster
2004 Grand Marquis(grn)
Owners Guide (post-2002-fmt)
USA English(fus)
Roadside Emergencies
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