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)


Cigar lighter / power outlet fuses in the Mercury Grand Marquis are the fuses #16 (2007-2008: Cigar lighter), #25 (2003-2004: Cigar lighter), #27 (2005-2006: Cigar lighter, Power point) in the Instrument panel fuse box, and fuses #13 (2005-2011: Instrument panel power point), #108 (2009-2011: Cigar lighter) in the Engine Compartment Fuse Box.


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 diagram

Under-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 July 5, 2019 admin