×
- Live Chat
- 1-888-788-9341
My Garage
My Account
Cart
Wiring System - Engine fit your 2005 Mercury Grand Marquis 8 Cyl 4.6L 4-Speed Automatic Transmission 4R70W
Currently shopping for
2005 Mercury Grand Marquis
Change VehicleVehicle Options
8 Cyl 4.6L; 4-Speed Automatic Transmission 4R70WVehicle Options
8 Cyl 4.6L; 4-Speed Automatic Transmission 4R70WCategories Close X
Currently selected
Lamps & Wiring
- 4-Spoke Wheel
- Air Bag Modules, Sensors & Wiring
- Dealer Installed Remote Start Kits
- Dealer Installed Vehicle Security Systems
- Dome Lamp - Rear
- Dome/Map Lamp
- Electrical Wire Terminals
- Fog Lamps & Related Parts
- Fuse Panel
- Headlamps, Cornering & Fender Side Marker Lamps
- Headlamps, Parking, Side Marker & Cornering Lamp
- High Mount Stoplamp
- Keyless, Remote, Illuminated Entry System & Related Parts
- Luggage Compartment Lamp
- Pigtail Wiring Kit
- Power Steering - Variable Assist Module
- Power Window, Door Locks Controls & Wiring
- Rear Lamp, Backup, License Plate & Body Side Marker
- Trailer Tow Wiring & Related Parts
- Wiring System
- Wiring System - Body
- Wiring System - Engine
- Wiring System - Engine Compartment
- Wiring System - Instrument Panel
- Wiring System - Natural Gas
- Wiring System - Transmission A/T
Other Categories
Accelerator Linkage, Air Cleaner & Speed Control
Air Conditioner, Radios & Shock Absorbers
Alternator, Regulator, Battery, Starter & Distributor
Automatic Transmission
Body Front & Floor
Body Sides & Quarter
EM Exterior Moulding
Engine
Fenders & Hood
Frame, Exhaust System, Spring & Stabilizer
Front Suspension & Steering
Fuel System & Manifolds
IT Interior Trim Parts
Radiator & Grill
Rear Axle & Drive Shaft
Roof, Back, Luggage Compartment & Tailgate
SM Body Sheet metal
Seats
Speedometer, Bumpers, Mirrors & Wipers
Wheels & Brakes
Parts Questions
Sort by:
Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
- SENSOR ASY. (CAMSHAFT POSITION)
1W7Z-6B288-AB
Sensor Assy- Camshaft position sensor
- Fit Note: 8 Cyl 4.6L
- Base Number: 6B288
- Callout Name: 6B288
$49.64 $31.121 
1F3Z-6B288-AA
Sensor Assy- Camshaft position sensor, 4v, Maurader
- Fit Note: 8 Cyl 4.6L
- Callout Name: 6B288
- Replaced By: 1F3Z-6B288-AB
$57.27 $35.911
$11.33 $6.628
$7.75 $4.544
F7DZ-10884-AA
SENDER (WATER TEMPERATURE INDICATOR ENGINE UNIT)Sender Assy - Temperature- Water temperature indicator sender asy (F77F 10884 AB, 2 spade connector), 4.6L SOHC
Water temperature indicator sender asy (F77F 10884 AB, 2 spade connector), Marauder package, 4.6L DOHC - Base Number: 10884
- Callout Name: 10884
$24.73 $11.611
1U5Z-9278-DA
GAUGE ASY. (OIL PRESSURE ENGINE UNIT)Switch Assy - Oil Pressure- Fit Note: 8 Cyl 4.6L
- Callout Name: 9278
- Replaced By: GC3Z-9278-B
$30.91 $19.381
$3.25 $1.914
F77Z-6A051-BA
HEATER ASY. (BLOCK)Heater Assy- Also incl. in 6D008 Kit., Accessories installed
- Fit Note: 8 Cyl 4.6L
- Base Number: 6A051
- Callout Name: 6A051
$69.33 $48.261
-N804178-S309
HARDWARENut - Adjusting Screw- Base Number: N804178-S
- Callout Name: N804178-S309
- Replaced By: -N804178-S437
$4.25 $2.494
- SENSOR ASY. (KNOCK)
-W500225-S437
Screw- Screw to attach knock sensor to head.
- Fit Note: 8 Cyl 4.6L
- Callout Name: 12A699
- Replaced By: -W500225-S439
$3.25 $1.914 
-W500110-S437
Bolt- Screw to attach knock sensor to head., 4v, Maurader
- Fit Note: 8 Cyl 4.6L
- Require Quantity: 2
- Package Quantity: 4
- Base Number: HB
- Callout Name: 12A699
$3.25 $1.914
1L2Z-12A699-AA
Sensor - Engine Knock- Dual headed Bolt on type sensor
- Fit Note: 8 Cyl 4.6L
- Base Number: 12A699
- Callout Name: 12A699
$163.82 $99.111
XL3Z-12A699-AA
Sensor - Engine Knock- 2 pin, 4V, Marauder
- Fit Note: 8 Cyl 4.6L
- Base Number: 12A699
- Callout Name: 12A699
$55.64 $35.501
- WIRE ASY. (BLOCK HEATER) AND 6B019
5W7Z-6B018-AA
Wire Assy- Production Installed
- Fit Note: 8 Cyl 4.6L
- Base Number: 6B018
- Callout Name: 6B018
$39.64 $28.541 
5W7Z-6B019-AA
Wiring Assy- Production installed-Extension-att. to 6B018
- Fit Note: 8 Cyl 4.6L
- Base Number: 6B019
- Callout Name: 6B018
- 3W7Z-6B018-AB
Wire Assy- Jumper from main harness to 6B019, W/ production installed engine block heater
- Fit Note: 8 Cyl 4.6L
- Base Number: 6B018
- Callout Name: 6B018
$8.48 $4.9610
- CABLE ASY. (BATTERY TO STARTER RELAY)
5W1Z-14300-BB
Cable Assy - Battery To Battery- Complete assembly, FROM 04/18/05
- Base Number: 14300
- Callout Name: 14300
$225.45 $136.401 
5W1Z-14300-BA
Cable Assy - Battery To Battery- Complete assembly, FROM 11/29/04 TO 04/18/05
- Callout Name: 14300
- Replaced By: 5W1Z-14300-BB
$225.45 $136.401
5W1Z-14300-AA
Cable Assy - Battery To Battery- Complete assembly, BEFORE 11/29/04
- Callout Name: 14300
- Replaced By: 5W1Z-14300-AK
-N801846-S36MG
HARDWAREScrew-M4.8X0.79X13 Hex Wash Hd- Base Number: N801846-S36MG
- Callout Name: N801846-S36MG
$2.60 $1.525
- WIRE ASY. (DASH PANEL TO HEADLAMP JUNCTION) IDENTIFICATION CHART
- $3.25 $1.914
1W7Z-6C315-AA
SENSOR ASY. (CRANKSHAFT POSITION)Sensor - Crankshaft Position - Cps- Crankshaft Position Sensor
- Fit Note: 8 Cyl 4.6L
- Callout Name: 6C315
- Replaced By: 1W7Z-6C315-AB
$64.00 $40.131
- WIRE ASY. (DASH PANEL TO HEADLAMP JUNCTION)
5W7Z-14290-CA
Wiring Assy- w/manual A/C, without DRL, w/rear coil springs, BEFORE 12/6/04
- Base Number: 14290
- Callout Name: 14290
$495.23 $356.501 - 5W7Z-14290-FA
Wiring Assy- w/EATC, without DRL, w/rear air springs, with electronic cluster, BEFORE 12/6/04
- Base Number: 14290
- Callout Name: 14290
$527.91 $380.021 - 5W7Z-14290-AA
Wiring Assy- w/EATC, without DRL, w/rear coil springs, BEFORE 12/6/04
- Base Number: 14290
- Callout Name: 14290
- 5W7Z-14290-AAA
Wiring Assy- w/EATC, without DRL, w/rear coil springs, FROM 12/6/04
- Base Number: 14290
- Callout Name: 14290
- 5W7Z-14290-AAC
Wiring Assy- w/manual A/C, without DRL, w/rear coil springs, FROM 12/6/04
- Base Number: 14290
- Callout Name: 14290
- 5W7Z-14290-AAH
Wiring Assy- w/manual A/C, without DRL, w/rear air springs, FROM 12/6/04
- Callout Name: 14290
- 5W7Z-14290-AAL
Wiring Assy- w/EATC, w/DRL, w/rear coil springs, FROM 12/6/04
- Base Number: 14290
- Callout Name: 14290
- 5W7Z-14290-AAR
Wiring Assy- w/EATC, without DRL, w/rear air springs, with analog cluster, FROM 12/6/04
- Base Number: 14290
- Callout Name: 14290
- 5W7Z-14290-AAS
Wiring Assy- w/EATC, w/DRL, w/rear air springs, with analog cluster, FROM 12/6/04
- Callout Name: 14290
- 5W7Z-14290-BA
Wiring Assy- w/EATC, w/DRL, w/rear air springs, with electronic cluster, BEFORE 12/6/04
- Base Number: 14290
- Callout Name: 14290
- 5W7Z-14290-HA
Wiring Assy- w/manual A/C, without DRL, w/rear air springs, BEFORE 12/6/04
- Callout Name: 14290
- 5W7Z-14290-LA
Wiring Assy- w/EATC, w/DRL, w/rear coil springs, BEFORE 12/6/04
- Base Number: 14290
- Callout Name: 14290
- 5W7Z-14290-MA
Wiring Assy- w/manual A/C, w/DRL, w/rear coil springs, BEFORE 12/6/04
- Callout Name: 14290
- 5W7Z-14290-RA
Wiring Assy- w/EATC, without DRL, w/rear air springs, with analog cluster, BEFORE 12/6/04
- Base Number: 14290
- Callout Name: 14290
- 5W7Z-14290-SA
Wiring Assy- w/EATC, w/DRL, w/rear air springs, with analog cluster, BEFORE 12/6/04
- Base Number: 14290
- Callout Name: 14290
$147.91 $106.481
- WIRING ASY. (FUEL CHARGING)
- $0.00
- YW7Z-9D930-AA
Wire Assy- w/engine oil cooler
- Fit Note: 8 Cyl 4.6L
- Base Number: 9D930
- Callout Name: 9D930
- BRACKET ASY. (WIRING)
3W1Z-14536-AA
Bracket- On brake booster (2005) for 12A581 harness
- Callout Name: 14536
- Replaced By: 6W1Z-14536-AA
3W1Z-14536-AB
Bracket- Brkt. for PDB in the engine compartment, mounts to battery tray
- Base Number: 14536
- Callout Name: 14536
- F8AZ-14536-DA
Bracket- Retain 14290 to firewall by brake booster 2005
- Base Number: 14536
- Callout Name: 14536
- BOND (RADIO FREQUENCY INTERFERENCE SUPPRESSION)
5W7Z-12A581-AA
WIRE ASY. (ENGINE CONTROL SENSOR)Wire Assy- Includes Injector harness (9D930), and trans harness (7C078)
- Fit Note: 8 Cyl 4.6L
- Base Number: 12A581
- Callout Name: 12A581
E4TZ-6A056-A
CAP (BLOCK HEATER)Cap- Also part of 6B019 extension
- Fit Note: 8 Cyl 4.6L
- Base Number: 6A056
- Callout Name: 6A056
F6VZ-11N087-AB
COVER (STARTER MOTOR SOLENOID TERMINAL)Cover - Starter Motor Terminal- Callout Name: 11N087
F8AZ-14305-AA
WIRING ASY. (ALTERNATOR TO VOLTAGE REGULATOR)Wiring Assy - Alternator- Fit Note: 8 Cyl
- Base Number: 14305
- Callout Name: 14305
Genuine Ford Parts, the Right Choice
FordPartsGiant.com offers the wholesale prices for genuine 2005 Mercury Grand Marquis parts. Parts like Wiring System - Engine are shipped directly from authorized Ford dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 4.6L. Transmission: 4AT 4R70W.