Mercury Grand Marquis (2003 – 2011) – fuse box diagram

Mercury Grand Marquis (2003 – 2011) – fuse box diagram

Year of production: 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011

Passenger compartment fuse panel

’03-’04:

Mercury Grand Marquis - fuse box diagram - passenger compartment
Mercury Grand Marquis – fuse box diagram – passenger compartment

’05-’11:

Mercury Grand Marquis 4th Generation – fuse box – passenger compartment

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.

No. A Protected components
1 15 ’03-’04: Audio, CD changer
15 ’05-’06: Cluster, Lighting Control Module (Interior Lighting)
10 ’07-’11: Ignition (START) – Starter relay coil, DTRS
2 5 ’03-’04: Audio
10 ’05-’06: Ignition (ON) – Electronic Automatic Temperature Control (EATC) module, A/C mode switch (vehicles equipped with EATC), A/C blower relay coil (’06)
7.5 ’07-’11: Power mirrors, Door lock switches (’07-’08), Mirror switch, Keypad switch, Decklid switch, Adjustable pedal switch, Driver’s door module, Cluster
3 7.5 ’03-’04: Mirrors
10 ’05-’06: Electronic Automatic Temperature Control (EATC) module
5 ’07-’11: Ignition (START) – Audio mute
4 10 ’03-’04: Air bags
10 ’05-’06: Ignition (ON) – Anti-lock Brake System (ABS) module, Positive Crankcase Ventilation (PCV (’05)), Rear Air Suspension Module (RASM (’06)), Variable Assist Power Steering (VAPS (’06))
10 ’07-’11: Lighting control module (LCM) (switch illumination), Autolamp sensor
5 ’03-’04: Not used
10 ’05-’06: Speed control deactivation switch, Stop signal, Brake-Transmission Shift Interlock (BTSI (’05)) (column-shift transmission)
7.5 ’07-’11: Ignition (ON/ACC) – Lighting Control Module
6 15 ’03-’04: Instrument cluster warning lamps module, Overdrive control switch, Lighting Control Module (LCM), A/C clutch, Analog cluster (’04)
10 ’05-’06: Ignition (ON) – Cluster
7.5 ’07-’11: Lighting Control Module
7 10 ’03-’04: Driver’s Door Module (DDM), Premium radio
10 ’05-’06: Lighting Control Module (Park lamps, Switch illumination (’05), Corner lamps (’06))
10 ’07-’11: Ignition (ON/ACC) – Wiper module
8 25 ’03-’04: Powertrain Control Module (PCM) power relay, Coil-on plugs, Radio noise capacitor, Passive Anti-Theft System (PATS)
10 ’05: Ignition (ON) – Rear Air Suspension Module (RASM), Variable Assist Power Steering (VAPS)
10 ’06: Lighting Control Module
10 ’07-’11: Electronic Automatic Temperature Control (EATC) module (vehicles equipped with EATC only)
9 5 ’03-’04: Transmission range sensor
10 ’05-’06: Lighting Control Module (Headlamps (’05), Cornering lamps (’05), Switch illumination (’06))
7.5 ’07-’11: Ignition (ON/ACC) – Door lock switch illumination, Heated seat switch illumination, Moon roof (’07-’08), Overhead console, Radio, Antenna, Electrochromatic mirror, Window relay coil
10 10 ’03-’04: Rear window defrost, Heated mirrors
5 ’05: Ignition (ON/START) – Driver’s Door Module (DDM)
5 ’06: Ignition (START) – Audio mute
15 ’07-’11: Hazards
11 5 ’03-’04: Traction control indicator relay (ABS w/traction control only)
10 ’05: Ignition (START) – ON/ACC relay coil
10 ’06: Ignition (ON/ACC) – window relay coil
15 ’07-’11: Ignition (ON) – Turn signals
12 15 ’03-’04: Multi-function switch for turn/hazard lamps
10 ’05-’06: Ignition (START) – Starter relay coil, DTRS (’06)
15 ’07-’11: Audio
13 5 ’03-’04: Radio
10 ’05-’06: Ignition (START) – Wiper module
10 ’07-’11: Ignition (ON) – Anti-lock Brake System (ABS) module (’07-’08), Rear Air Suspension Module (RASM), Variable Assist Power Steering (VAPS) (’07-’08), Cluster
14 10 ’03-’04: Anti-lock Brake System (ABS), Instrument Cluster
10 ’05-’06: Ignition (ON) – BTSI (Floor-shift transmission)
15 ’07-’11: Adjustable pedals
15 15 ’03-’04: Speed control module, Lighting Control Module, Clock (’03), EATC blower motor relay, Door lock switch illumination, Heated seat switch, Moonroof
7.5 ’05-’06: Ignition (START) – Lighting Control Module, Door lock switch illumination, Heated seat switch illumination, Moonroof, Overhead console, Electrochromatic mirror
10 ’07-’11: Ignition (ON) – EATC module, A/C mode switch (vehicles equipped with manual A/C only), A/C blower relay coil
16 15 ’03-’04: Reversing lamps, Shift lock, DRL module, VAP Steering, Electronic day/night mirror, Overhead console, Air suspension, Climate control, Heated seat module, Speed chime module, Driver’s door module (’04), Back-up lamps (’04)
15 ’05-’06: Ignition (ON) – Turn signals
20 ’07-’08: Cigar lighter, On-board diagnostics (OBD II)
20 ’09-’11: On-board diagnostics (OBD II)
17 7.5 ’03-’04: Wiper motor
10 ’05-’06: Ignition (START) – Audio
10 ’07-’11: Ignition (ON) – A/C mode switch (vehicles equipped with manual A/C), Blend door, Heated seat modules, BTSI (Floor-shift transmission)
18 ’03-’04: Not used
10 ’05-’06: Ignition (ON) – A/C mode switch (vehicles equipped with manual A/C), Blend door, Driver’s door module (’03), Heated seat modules, Daytime Running Lamps (DRL) module (’03)
15 ’07-’11: Lighting control module (interior lighting)
19 15 ’03: Brake lamps
15 ’04: Brake lamps, Brake signal for PCM, ABS and speed control module, DDM
10 ’05-’11: Left-hand low beam, Daytime Running Lamps (DRL (’05))
20 ’03-’04: Not used
10 ’05-’11: Ignition (ON/ACC) – Back-up lamps, Anti-lock brake system (ABS (’09-’11))
21 15 ’03-’04: Lighting control module for park lamps and interior illumination, Autolamp/Sunload sensor
10 ’05-’11: Right-hand low beam, Daytime Running Lamps (DRL (’05))
22 20 ’03-’04: Speed control servo, Multi-function switch for hazard lamps, Brake on/off switch, Feed for IP fuse 19 (’04)
10 ’05-’11: Ignition (ON/ACC) – Restraint Control Module (RCM), Occupant Classification Sensor (OCS), Passenger Air bag Deactivation Indicator (PADI)
23 15 ’03-’04: EATC module, Instrument cluster, Clock (’03), Lighting control module, Interior lamps, Door lock switches
15 ’05-’11: Multi-function switch (Flash-to-pass), Lighting control module (High beams)
24 10 ’03-’04: Left-hand low beam
10 ’05-’11: Ignition (ON/ACC) – Passive Anti-Theft System (PATS) module, Powertrain Control Module (PCM) relay coil, Fuel relay coil, Ignition coil relay coil
25 15 ’03-’04: Cigar lighter
10 ’05-’06: Autolamp/Sunload sensor, Power mirrors, Door lock switches, Adjustable pedal switch, Keypad switch (’06), Decklid switch (’06), Driver’s door module
15 ’07-’11: Lighting control module (Park lamps, corner lamps, license lamps)
26 10 ’03-’04: Right-hand low beam
10 ’05: Ignition (ON/ACC) – Analog cluster, Warning lamp module, Lighting control module, Overdrive cancel switch, Rear defroster relay coil
10 ’06-’11: Ignition (ON/START) – Cluster, Lighting control module, Overdrive cancel switch, Rear defroster relay coil (’06), Traction control switch (’09-’11)
27 25 ’03-’04: Lighting control module for cornering lamps and high beam headlamps
20 ’05-’06: Cigar lighter, OBD II, Power point (’05)
’07-’11: Not used
28 20 ’03-’04: Circuit breaker: Power windows, Driver’s Door Module (’03)
10 ’05-’06: Center High-Mounted Stop Lamp (CHMSL)
7.5 ’07-’11: Brake signal, LCM (brake transmission shift interlock ((BTSI)), ABS
29 ’03-’04: Not used
15 ’05-’06: Audio
’07-’11: Not used
30 ’03-’04: Not used
15 ’05-’06: Stop lamps, MFS
’07-’11: Not used
31 ’03-’04: Not used
15 ’05-’06: Hazards
5 ’07-’11: Key in (Lighting control module)
32 ’03-’04: Not used
10 ’05-’06: Mirror heaters, Rear defroster switch indicator
’07-’11: Not used
33 ’05-’11: Not used
Relay
R1 ’05-’06: Rear defroster
’05-’11: Window

Engine Compartment Fuse Box

Mercury Grand Marquis – fuse box diagram – engine compartment
No. A Protected components
1 25 ’03-’04: Audio
20 ’05: Ignition switch (Key in, RUN 1, RUN 2)
25 ’06: Ignition switch (Key in, RUN 1, RUN 2), Hazards
30 ’07-’11: Ignition switch
2 20 ’03-’04: Power point
25 ’05-’06: Ignition switch (RUN/START, RUN/ACC, START)
20 ’07-’08: Moon roof
’09-’11: Not used
3 25 ’03-’04: Heated seats
10 ’05-’11: Powertrain control module (PCM) – keep alive power, Canister vent (’07-’11)
4 15 ’03-’04: Horns
20 ’05-’11: Fuel relay feed
5 20 ’03-’04: Fuel pump
10 ’05-’11: Rear Air Suspension Module (RASM), VASM (’05-’08)
6 ’03: Not used
15 ’04-’11: Alternator regulator
7 25 ’03-’04: Moonroof
30 ’05-’11: PCM relay feed
8 20 Driver’s Door Module (DDM), Door locks (’07-’08)
9 ’03-’04: Not used
15 ’05-’11: Ignition coil relay feed
10 ’03-’04: Not used
20 ’05-’11: Horn relay feed
11 20 ’03-’04: Daytime running lamps
15 ’05-’11: A/C clutch relay feed
12 ’03-’04: Not used
25 ’05-’06: Audio
20 ’07-’11: Audio (Subwoofer)
13 ’03-’04: Not used
20 ’05-’11: Instrument panel power point
14 ’03-’04: Not used
20 ’05-’11: Stop lamp switch
15 ’03-’04: Not used
20 ’05-’06: Heated seats
15 ’07-’11: Foglamps
16 ’03-’04: Not used
20 ’05: Daytime Running Lamps (DRL) module
15 ’06: Foglamps
20 ’07-’11: Heated seats
17 Not used
18 Not used
19 15 Powertrain Control Module (PCM (’03-’04)), Fuel injectors
20 15 PCM, HEGOs (’03-’04), Mass Air Flow (MAF) sensor (’05-’06), IAT (’06)
21 ’03-’04: Not used
15 ’05-’11: Powertrain loads and sensors
22 Not used
23 Not used
24 ’03-’04: Not used
5 ’05: Radio mute
’06: Radio mute
10 ’05-’11: Heated mirror, Rear defrost indicator
101 30 ’03-’04: Ignition switch, Starter motor solenoid via starter relay, IP fuses 7, 9, 12 and 14
40 ’05-’11: Blower relay feed
102 50 Cooling fan
103 40 ’03-’04: Blower motor
50 ’05-’06: Instrument panel (I/P) fuse box feed #1 (I/P fuses 19 (’04), 23, 25, 27 and 31)
50 ’07-’11: Instrument panel (I/P) fuse box feed #1, I/P fuses 10, 12, 14, 16 and 18
104 40 ’03-’04: Heated backlight relay
40 ’05-’06: Instrument panel (I/P) fuse box feed #2 (I/P fuses 1, 3, 5, 7 and 9)
50 ’07-’11: Instrument panel (I/P) fuse box feed #2 (I/P fuses 2, 4, 6, 8, 19, 21, 23 and 25)
105 30 ’03: PCM power relay
30 ’04: PCM power relay, Diagnostic connector, PDB fuses 19 and 20, A/C clutch relay, Fuel pump module relay
30 ’05-’11: Starter relay feed
106 40 Anti-lock Brake System (ABS)
107 ’03-’04: Not used
40 ’05-’11: Rear defroster relay feed
108 ’03-’04: Not used
20 ’05-’06: Moonroof
’07-’08: Not used
20 ’09-’11: Cigar lighter
109 ’03-’04: Not used
20 ’05-’11: Anti-lock brake system (ABS) module
110 ’03-’04: Not used
30 ’05-’11: Wiper module
111 Not used
112 50 ’03: Ignition switch
50 ’04: Ignition switch feed to IP fuses 4, 6, 8, 11, 13, 15, 17, 20, 22 and 28
30 ’05-’11: Air suspension compressor
113 50 ’03-’04: Feeds IP fuses 3, 5, 21, 23, 25, 27
’05-’11: Not used
114 30 ’03-’04: VAP Steering, Air suspension compressor, Instrument cluster
’05-’11: Not used
115 50 ’03-’04: Ignition switch feed to IP fuses 16 and 18
’05-’11: Not used
116 30 ’03-’04: Wipers
’05-’11: Not used
117 Not used
118 20 ’03-’04: ABS
’05-’11: Not used
401 ’03-’04: Not used
601 ’03-’04: Not used
20 ’05-’11: Circuit breaker: Power seats, Lumbar, Decklid
602 20 ’03-’04: Circuit breaker: Adjustable pedals, Power seat, Locks, Decklid, Lumbar
20 ’05-’11: Circuit breaker: Power windows relay feed (RUN/ACC)
Relay
201 ’03-’04: Horn
’05-’11: A/C clutch
202 ’03-’04: Powertrain Control Module (PCM)
’05-’11: Not used
203 ’03-’04: Fuel pump
’05-’11: Ignition coil
204 ’03-’04: A/C clutch
’05-’11: Powertrain Control Module (PCM)
205 ’03-’04: Traction control switch
’05: Not used
’06-’11: Fog lamps
206 ’03-’04: Not used
’05-’11: Fuel
207 Not used
208 ’03-’04: Moonroof
’05-’11: Not used
209 ’03-’04: Not used
’05-’11: Horn
301 ’03-’04: Blower motor
’05-’11: Starter
302 ’03-’04: Starter solenoid
’05-’11: Air compressor (Air suspension)
303 ’03-’04: Air compressor (Air suspension)
’05-’11: Blower motor
304 ’03-’04: Rear defrost
’05-’06: Power windows (RUN/ACC)
’07-’11: Rear defrost
Diode
501 ’03-’04: Powertrain Control Module (PCM)
’05-’08: A/C clutch
’09-’11: Not used
502 ’03: Not used
’04: A/C clutch
’05-’11: Powertrain Control Module (PCM)
503 ’03-’04: Not used
’05-’07: Horn, Door latch
’08-’11: Not used

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.