Mercury Grand Marquis (2003-2011) fuses and relays

Fuse box diagram (location and assignment of electrical fuses and relays) for Mercury Grand Marquis (2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011).

Fuse box diagram: Mercury Grand Marquis (2003-2011)

Instrument Panel Fuse Box

The fuse box is located under the left side of the instrument panelThe location of the fuses in the passenger compartment: Mercury Grand Marquis (2003-2011)

Fuse box diagram

2003-2004Instrument panel fuse box diagram: Mercury Grand Marquis (2003, 2004)

2005-2011Instrument panel fuse box diagram: Mercury Grand Marquis (2005, 2006, 2007, 2008, 2009, 2010, 2011)

Assignment of the fuses and relays in the Instrument Panel Fuse Box
Protected componentsA
12003-2004: Audio, CD changer15
12005-2006: Cluster, Lighting Control Module (Interior Lighting)15
12007-2011: Ignition (START) - Starter relay coil, DTRS10
22003-2004: Audio5
22005-2006: Ignition (ON) - Electronic Automatic Temperature Control (EATC) module, A/C mode switch (vehicles equipped with EATC), A/C blower relay coil (2006)10
22007-2011: Power mirrors, Door lock switches (2007-2008), Mirror switch, Keypad switch, Decklid switch, Adjustable pedal switch, Driver’s door module, Cluster7.5
32003-2004: Mirrors7.5
32005-2006: Electronic Automatic Temperature Control (EATC) module10
32007-2011: Ignition (START) - Audio mute5
42003-2004: Air bags

2005-2006: Ignition (ON) - Anti-lock Brake System (ABS) module, Positive Crankcase Ventilation (PCV (2005)), Rear Air Suspension Module (RASM (2006)), Variable Assist Power Steering (VAPS (2006))

2007-2011: Lighting control module (LCM) (switch illumination), Autolamp sensor
10
52003-2004: Not used
52005-2006: Speed control deactivation switch, Stop signal, Brake-Transmission Shift Interlock (BTSI (2005)) (column-shift transmission)10
52007-2011: Ignition (ON/ACC) - Lighting Control Module7.5
62003-2004: Instrument cluster warning lamps module, Overdrive control switch, Lighting Control Module (LCM), A/C clutch, Analog cluster (2004)15
62005-2006: Ignition (ON) - Cluster10
62007-2011: Lighting Control Module7.5
72003-2004: Driver’s Door Module (DDM), Premium radio

2005-2006: Lighting Control Module (Park lamps, Switch illumination (2005), Corner lamps (2006))

2007-2011: Ignition (ON/ACC) - Wiper module
10
82003-2004: Powertrain Control Module (PCM) power relay, Coil-on plugs, Radio noise capacitor, Passive Anti-Theft System (PATS)25
82005: Ignition (ON) - Rear Air Suspension Module (RASM), Variable Assist Power Steering (VAPS)10
82006: Lighting Control Module10
82007-2011: Electronic Automatic Temperature Control (EATC) module (vehicles equipped with EATC only)10
92003-2004: Transmission range sensor5
92005-2006: Lighting Control Module (Headlamps (2005), Cornering lamps (2005), Switch illumination (2006))10
92007-2011: Ignition (ON/ACC) - Door lock switch illumination, Heated seat switch illumination, Moon roof (2007-2008), Overhead console, Radio, Antenna, Electrochromatic mirror, Window relay coil7.5
102003-2004: Rear window defrost, Heated mirrors10
102005: Ignition (ON/START) - Driver’s Door Module (DDM)5
102006: Ignition (START) - Audio mute5
102007-2011: Hazards15
112003-2004: Traction control indicator relay (ABS w/traction control only)5
112005: Ignition (START) - ON/ACC relay coil10
112006: Ignition (ON/ACC) - window relay coil10
112007-2011: Ignition (ON) - Turn signals15
122003-2004: Multi-function switch for turn/hazard lamps15
122005-2006: Ignition (START) - Starter relay coil, DTRS (2006)10
122007-2011: Audio15
132003-2004: Radio5
132005-2006: Ignition (START) - Wiper module10
132007-2011: Ignition (ON) - Anti-lock Brake System (ABS) module (2007-2008), Rear Air Suspension Module (RASM), Variable Assist Power Steering (VAPS) (2007-2008), Cluster10
142003-2004: Anti-lock Brake System (ABS), Instrument Cluster10
142005-2006: Ignition (ON) - BTSI (Floor-shift transmission)10
142007-2011: Adjustable pedals15
152003-2004: Speed control module, Lighting Control Module, Clock (2003), EATC blower motor relay, Door lock switch illumination, Heated seat switch, Moonroof15
152005-2006: Ignition (START) - Lighting Control Module, Door lock switch illumination, Heated seat switch illumination, Moonroof, Overhead console, Electrochromatic mirror7.5
152007-2011: Ignition (ON) - EATC module, A/C mode switch (vehicles equipped with manual A/C only), A/C blower relay coil10
162003-2004: 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 (2004), Back-up lamps (2004)15
162005-2006: Ignition (ON) - Turn signals15
162007-2008: Cigar lighter, On-board diagnostics (OBD II)20
162009-2011: On-board diagnostics (OBD II)20
172003-2004: Wiper motor7.5
172005-2006: Ignition (START) - Audio10
172007-2011: Ignition (ON) - A/C mode switch (vehicles equipped with manual A/C), Blend door, Heated seat modules, BTSI (Floor-shift transmission)10
182003-2004: Not used
182005-2006: Ignition (ON) - A/C mode switch (vehicles equipped with manual A/C), Blend door, Driver’s door module (2003), Heated seat modules, Daytime Running Lamps (DRL) module (2003)10
182007-2011: Lighting control module (interior lighting)15
192003: Brake lamps15
192004: Brake lamps, Brake signal for PCM, ABS and speed control module, DDM15
192005-2011: Left-hand low beam, Daytime Running Lamps (DRL (2005))10
202003-2004: Not used

2005-2011: Ignition (ON/ACC) - Back-up lamps, Anti-lock brake system (ABS (2009-2011))
10
212003-2004: Lighting control module for park lamps and interior illumination, Autolamp/Sunload sensor15
212005-2011: Right-hand low beam, Daytime Running Lamps (DRL (2005))10
222003-2004: Speed control servo, Multi-function switch for hazard lamps, Brake on/off switch, Feed for IP fuse 19 (2004)20
222005-2011: Ignition (ON/ACC) - Restraint Control Module (RCM), Occupant Classification Sensor (OCS), Passenger Air bag Deactivation Indicator (PADI)10
232003-2004: EATC module, Instrument cluster, Clock (2003), Lighting control module, Interior lamps, Door lock switches

2005-2011: Multi-function switch (Flash-to-pass), Lighting control module (High beams)
15
242003-2004: Left-hand low beam

2005-2011: Ignition (ON/ACC) - Passive Anti-Theft System (PATS) module, Powertrain Control Module (PCM) relay coil, Fuel relay coil, Ignition coil relay coil
10
252003-2004: Cigar lighter15
252005-2006: Autolamp/Sunload sensor, Power mirrors, Door lock switches, Adjustable pedal switch, Keypad switch (2006), Decklid switch (2006), Driver’s door module10
252007-2011: Lighting control module (Park lamps, corner lamps, license lamps)15
262003-2004: Right-hand low beam

2005: Ignition (ON/ACC) - Analog cluster, Warning lamp module, Lighting control module, Overdrive cancel switch, Rear defroster relay coil

2006-2011: Ignition (ON/START) - Cluster, Lighting control module, Overdrive cancel switch, Rear defroster relay coil (2006), Traction control switch (2009-2011)
10
272003-2004: Lighting control module for cornering lamps and high beam headlamps25
272005-2006: Cigar lighter, OBD II, Power point (2005)20
272007-2011: Not used
282003-2004: Circuit breaker: Power windows, Driver’s Door Module (2003)20
282005-2006: Center High-Mounted Stop Lamp (CHMSL)10
282007-2011: Brake signal, LCM (brake transmission shift interlock ((BTSI)), ABS7.5
292003-2004: Not used
2005-2006: Audio
2007-2011: Not used
15
302003-2004: Not used
2005-2006: Stop lamps, MFS
2007-2011: Not used
15
312003-2004: Not used
312005-2006: Hazards15
312007-2011: Key in (Lighting control module)5
322003-2004: Not used
2005-2006: Mirror heaters, Rear defroster switch indicator
2007-2011: Not used
10
332005-2011: Not used
Relay
R12005-2006: Rear defroster
2005-2011: Window

Engine Compartment Fuse Box
(Power distribution box)

The Power Distribution Box is located in the engine compartment (on the passenger side)The location of the fuses in the engine compartment: Mercury Grand Marquis (2003-2011)

Fuse box diagramUnder-hood fuse box diagram: Mercury Grand Marquis (2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011)

Assignment of the fuses and relays in the Power distribution box
Protected componentsA
12003-2004: Audio25
12005: Ignition switch (Key in, RUN 1, RUN 2)20
12006: Ignition switch (Key in, RUN 1, RUN 2), Hazards25
12007-2011: Ignition switch30
22003-2004: Power point20
22005-2006: Ignition switch (RUN/START, RUN/ACC, START)25
22007-2008: Moon roof20
22009-2011: Not used
32003-2004: Heated seats25
32005-2011: Powertrain control module (PCM) – keep alive power, Canister vent (2007-2011)10
42003-2004: Horns15
42005-2011: Fuel relay feed20
52003-2004: Fuel pump20
52005-2011: Rear Air Suspension Module (RASM), VASM (2005-2008)10
62003: Not used
2004-2011: Alternator regulator
15
72003-2004: Moonroof25
72005-2011: PCM relay feed30
8Driver’s Door Module (DDM), Door locks (2007-2008)20
92003-2004: Not used
2005-2011: Ignition coil relay feed
15
102003-2004: Not used
2005-2011: Horn relay feed
20
112003-2004: Daytime running lamps20
112005-2011: A/C clutch relay feed15
122003-2004: Not used
122005-2006: Audio25
122007-2011: Audio (Subwoofer)20
132003-2004: Not used
2005-2011: Instrument panel power point
20
142003-2004: Not used
2005-2011: Stop lamp switch
20
152003-2004: Not used
152005-2006: Heated seats20
152007-2011: Foglamps15
162003-2004: Not used
162005: Daytime Running Lamps (DRL) module20
162006: Foglamps15
162007-2011: Heated seats20
17Not used
18Not used
19Powertrain Control Module (PCM (2003-2004)), Fuel injectors15
20PCM, HEGOs (2003-2004), Mass Air Flow (MAF) sensor (2005-2006), IAT (2006)15
212003-2004: Not used
2005-2011: Powertrain loads and sensors
15
22Not used
23Not used
242003-2004: Not used
242005: Radio mute5
242006: Radio mute
242005-2011: Heated mirror, Rear defrost indicator10
1012003-2004: Ignition switch, Starter motor solenoid via starter relay, IP fuses 7, 9, 12 and 1430
1012005-2011: Blower relay feed40
102Cooling fan50
1032003-2004: Blower motor40
1032005-2006: Instrument panel (I/P) fuse box feed #1 (I/P fuses 19 (2004), 23, 25, 27 and 31) 50
1032007-2011: Instrument panel (I/P) fuse box feed #1, I/P fuses 10, 12, 14, 16 and 1850
1042003-2004: Heated backlight relay40
1042005-2006: Instrument panel (I/P) fuse box feed #2 (I/P fuses 1, 3, 5, 7 and 9)40
1042007-2011: Instrument panel (I/P) fuse box feed #2 (I/P fuses 2, 4, 6, 8, 19, 21, 23 and 25)50
1052003: PCM power relay30
1052004: PCM power relay, Diagnostic connector, PDB fuses 19 and 20, A/C clutch relay, Fuel pump module relay30
1052005-2011: Starter relay feed30
106Anti-lock Brake System (ABS)40
1072003-2004: Not used
1072005-2011: Rear defroster relay feed40
1082003-2004: Not used
1082005-2006: Moonroof20
1082007-2008: Not used
1082009-2011: Cigar lighter20
1092003-2004: Not used
1092005-2011: Anti-lock brake system (ABS) module20
1102003-2004: Not used
2005-2011: Wiper module
30
111Not used
1122003: Ignition switch50
1122004: Ignition switch feed to IP fuses 4, 6, 8, 11, 13, 15, 17, 20, 22 and 2850
1122005-2011: Air suspension compressor30
1132003-2004: Feeds IP fuses 3, 5, 21, 23, 25, 27
2005-2011: Not used
50
1142003-2004: VAP Steering, Air suspension compressor, Instrument cluster
2005-2011: Not used
30
1152003-2004: Ignition switch feed to IP fuses 16 and 18
2005-2011: Not used
50
1162003-2004: Wipers
2005-2011: Not used
30
117Not used
1182003-2004: ABS
2005-2011: Not used
20
4012003-2004: Not used
6012003-2004: Not used
2005-2011: Circuit breaker: Power seats, Lumbar, Decklid
20
6022003-2004: Circuit breaker: Adjustable pedals, Power seat, Locks, Decklid, Lumbar20
6022005-2011: Circuit breaker: Power windows relay feed (RUN/ACC)20
Relays
2012003-2004: Horn
2005-2011: A/C clutch
2022003-2004: Powertrain Control Module (PCM)
2005-2011: Not used
2032003-2004: Fuel pump
2005-2011: Ignition coil
2042003-2004: A/C clutch
2005-2011: Powertrain Control Module (PCM)
2052003-2004: Traction control switch
2005: Not used
2006-2011: Fog lamps
2062003-2004: Not used
2005-2011: Fuel
207Not used
2082003-2004: Moonroof
2005-2011: Not used
2092003-2004: Not used
2005-2011: Horn
3012003-2004: Blower motor
2005-2011: Starter
3022003-2004: Starter solenoid
2005-2011: Air compressor (Air suspension)
3032003-2004: Air compressor (Air suspension)
2005-2011: Blower motor
3042003-2004: Rear defrost
2005-2006: Power windows (RUN/ACC)
2007-2011: Rear defrost
Diodes
5012003-2004: Powertrain Control Module (PCM)
2005-2008: A/C clutch
2009-2011: Not used
5022003: Not used
2004: A/C clutch
2005-2011: Powertrain Control Module (PCM)
5032003-2004: Not used
2005-2007: Horn, Door latch
2008-2011: Not used
Mercury Grand Marquis (2003-2011) fuses and relays December 16, 2018 admin