Wiring System - Engine Wiring fit your 2003 Ford Focus 4 Cyl 2.0L 4-Speed Automatic Transmission 4F27E

My Vehicle Change Vehicle

2003 Ford Focus

4 Cyl 2.0L; 4-Speed Automatic Transmission 4F27E

My Vehicle Change Vehicle

2003 Ford Focus

4 Cyl 2.0L; 4-Speed Automatic Transmission 4F27E

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Recommended

Part No. & Part Description

Price

Part No. &
Part Description

SENSOR ASY. (THROTTLE POSITION)
2M5Z-9B989-AA
Potentiometer - Engine Throttle
4V,A/T
Fit Note:
4 Cyl 2.0L
Base Number:
9B989
Callout Name:
9B989
MSRP: $35.17
$24.05
1
Add To Cart
F6CZ-9B989-BB
Potentiometer - Engine Throttle
SPI,2V From 9-4-01
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  9B989
- Callout Name:
  9B989
MSRP: $14.09
$9.07
1
Add To Cart
YS4Z-9B989-BB
Potentiometer - Engine Throttle
4V,M/T
4V,M/T, SVT , DOHC
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  9B989
- Callout Name:
  9B989
MSRP: $57.64
$42.97
1
Add To Cart
-W704447-S303
Screw
Screw to attach TPS.
- Require Quantity:
  2
- Package Quantity:
  4
- Base Number:
  HS1
- Callout Name:
  9B989
MSRP: $1.63
$0.95

SENSOR ASY. (AIR FLOW)
-W709287-S300
Bolt
Attaches MAFS (12B579)., 2.3L, PZEV
Require Quantity:
2
Package Quantity:
4
Base Number:
HB1
Callout Name:
12B579
MSRP: $3.75
$2.20
4
Add To Cart
3W4Z-12B579-AB
Sensor Assy
The housing that this mounts into is only serviced with the 9600., 2.3L, PZEV
- Callout Name:
  12B579
- Replaced By:
  3W4Z-12B579-AC
MSRP: $158.00
$95.59
1
Add To Cart
1L5F-12B579-AB
Sensor Assy
SVT
- Fit Note:
  4 Cyl 2.0L
- Callout Name:
  12B579
- Replaced By:
  1L5Z-12B579-ARRM
1L5Z-12B579-AB
Sensor Assy
SVT
- Fit Note:
  4 Cyl 2.0L
- Callout Name:
  12B579
- Replaced By:
  1L5Z-12B579-ARRM
YS4Z-12B579-FA
Sensor Assy
- Fit Note:
  4 Cyl 2.0L
- Callout Name:
  12B579
- Replaced By:
  YS4Z-12B579-FRM

RELAY ASY.
1S4Z-14N089-AA
Relay module
Multi function relay
Callout Name:
14N089
Replaced By:
5M5Z-14N089-BA
MSRP: $14.58
$10.24
1
Add To Cart
F5TZ-14N089-B
Relay module
Battery Saver
Dimmer relay
Fuel Pump
Horn
Wiper
- Base Number:
  13A025D
- Callout Name:
  14N089
- Replaced By:
  5M5Z-14N089-BA
MSRP: $14.58
$10.24
1
Add To Cart
F6RZ-8B658-EA
Relay
Cooling fan (low speed)
- Base Number:
  8B658
- Callout Name:
  14N089
MSRP: $28.33
$19.38
1
Add To Cart
FOAZ-14N089-A
Relay module
Cooling Fan (high speed)
Relay - decklid, Type 12
Relay - heated backlight, Type 12
Relay - starter, Type 12
- Base Number:
  13A025
- Callout Name:
  14N089
- Replaced By:
  5M5Z-14N089-A
MSRP: $21.67
$13.73
1
Add To Cart
XS4Z-14N089-AA
Relay
61, 74, wiper relay front and rear
- Location:
  Front And Rear
- Callout Name:
  14N089
- Replaced By:
  5M5Z-14N089-BA
MSRP: $14.58
$10.24
1
Add To Cart
F5RZ-14N089-E
Relay
DRL (Type 12)
- Callout Name:
  14N089

GAUGE ASY. (OIL PRESSURE ENGINE UNIT)
1U5Z-9278-AA
Switch Assy - Oil Pressure
SOHC
Fit Note:
4 Cyl 2.0L
Callout Name:
9278
Replaced By:
6U5Z-9278-A
MSRP: $38.00
$23.83
1
Add To Cart
XS2Z-9278-AA
Switch Assy - Oil Pressure
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  9278
- Callout Name:
  9278
MSRP: $2.80
$1.76
1
Add To Cart

CABLE ASY. (BATTERY TO GROUND)
2M5Z-14300-BA
Cable Assy
2M5V 14A280-BD, includes positive and negative cables. Includes 175 amp fuse., DOHC-SVT pack
Fit Note:
4 Cyl 2.0L
Base Number:
14300
Callout Name:
14301
MSRP: $79.52
$57.24
1
Add To Cart
YS4Z-14301-JB
Cable Assy
DOHC - M/T
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14301
- Callout Name:
  14301
MSRP: $63.45
$39.79
1
Add To Cart
YS4Z-14301-KC
Cable Assy
SOHC - A/T
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14301
- Callout Name:
  14301
MSRP: $95.44
$68.70
1
Add To Cart
YS4Z-14301-LB
Cable Assy
DOHC - A/T, FROM 6/12/00
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14301
- Callout Name:
  14301
MSRP: $63.45
$39.79
1
Add To Cart
YS4Z-14301-HB
Cable Assy
SOHC - M/T
- Fit Note:
  4 Cyl 2.0L
- Callout Name:
  14301

WIRE ASY. (DASH TO ENGINE GAUGE FEED)
3S4Z-14289-GBA
Wire Assy
Except SVT version, w/o AdvanceTrac, w/o ABS, w/o anti,theft, w/o speed control, w/o fog lamps, w/o DRL, w/o A/C, w/o audiophile sound
Fit Note:
4 Cyl 2.0L
Callout Name:
14289
MSRP: $229.86
$165.47
1
Add To Cart
3S4Z-14289-GMG
Wire Assy
Except SVT version, w/o AdvanceTrac, w/ ABS, w/ or w/o anti,theft, w/o speed control, w/ or w/o fog lamps, w/ DRL
Except SVT version, w/o AdvanceTrac, w/ ABS, w/ or w/o anti,theft, w/o speed control, w/ or w/o fog lamps, w/o DRL, w/ Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Callout Name:
  14289
MSRP: $317.10
$228.26
1
Add To Cart
3S4Z-14289-GNG
Wire Assy
Except SVT version, w/o AdvanceTrac, w/ ABS, w/ or w/o anti,theft, w/o speed control, w/o fog lamps, w/o DRL, w/o Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Callout Name:
  14289
MSRP: $334.03
$240.46
1
Add To Cart
3S4Z-14289-GVG
Wire Assy
Except SVT version, w/o AdvanceTrac, w/ ABS, w/ or w/o anti,theft, w/o speed control, w/ fog lamps, w/o DRL, w/o Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Callout Name:
  14289
MSRP: $173.50
$124.90
1
Add To Cart
3M5Z-14289-HAA
Wire Assy
SVT version- w/ halogen headlamps
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14289
- Callout Name:
  14289
3M5Z-14289-HBC
Wire Assy
SVT version, w/ HID headlamps
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14289
- Callout Name:
  14289
3S4Z-14289-GCG
Wire Assy
Except SVT version- w/o AdvanceTrac, w/o ABS, w/ anti-theft, w/o speed control, w/ or w/o fog lamps, w/o DRL, w/o Audiophile sound
Except SVT version- w/o AdvanceTrac, w/o ABS, w/o anti-theft, w/o speed control, w/ fog lamps, w/o DRL, w/o Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14289
- Callout Name:
  14289
3S4Z-14289-GDG
Wire Assy
Except SVT version- w/o AdvanceTrac, w/o ABS, w/o anti-theftw/ speed control, w/o fog lamps, w/o DRL, w/o Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14289
- Callout Name:
  14289
3S4Z-14289-GEH
Wire Assy
Except SVT version- w/o AdvanceTrac, w/ ABS, w/ or w/o anti-theft, w/ speed control, w/ DRL
Except SVT version- w/o AdvanceTrac, w/ ABS, w/ or w/o anti-theft, w/ speed control, w/o DRL, w/ Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14289
- Callout Name:
  14289
3S4Z-14289-GFH
Wire Assy
Except SVT version- w/o AdvanceTrac, w/o ABS, w/ anti-theft, w/ speed control, w/ or w/o fog lamps, w/o DRL, w/o Audiophile sound
Except SVT version- w/o AdvanceTrac, w/o ABS, w/o anti-theft, w/ speed control, w/ fog lamps, w/o DRL, w/o Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14289
- Callout Name:
  14289
3S4Z-14289-GGG
Wire Assy
Except SVT version- w/o AdvanceTrac, w/o ABS, w/ or w/o anti-theft, w/o speed control, w/ or w/o fog lamps, w/ DRL
Except SVT version- w/o AdvanceTrac, w/o ABS, w/ or w/o anti-theft, w/o speed control, w/ or w/o fog lamps, w/o DRL, w/ or w/o A/C, w/ Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14289
- Callout Name:
  14289
3S4Z-14289-GHG
Wire Assy
Except SVT version- w/o AdvanceTrac, w/o ABS, w/ or w/o anti-theft, w/ speed control, w/ or w/o fog lamps, w/ DRL
Except SVT version- w/o AdvanceTrac, w/o ABS, w/ or w/o anti-theft, w/ speed control, w/ or w/o fog lamps, w/o DRL, w/ Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14289
- Callout Name:
  14289
3S4Z-14289-GPH
Wire Assy
Except SVT version, w/ AdvanceTrac
- Fit Note:
  4 Cyl 2.0L
- Callout Name:
  14289
3S4Z-14289-GRG
Wire Assy
Except SVT version- w/o AdvanceTrac, w/ABS, with or w/o anti-theft, w/speed control, w/o DRL, w/o Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14289
- Callout Name:
  14289
3S4Z-14289-GTG
Wire Assy
Except SVT version- w/o AdvanceTrac, w/o ABS, w/o anti-theft, w/o speed control, w/o fog lamps, w/o DRL, w/ A/C, w/o Audiophile sound
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  14289
- Callout Name:
  14289

SENSOR ASY. (SPEED)
97BZ-9E731-AA
Sensor Assy - Tripminder
Speed sensor asy, "SVT", MT285 6spd Manual Transmission
Speed sensor asy, DOHC, MTX-75 5spd Manual Transmission
Fit Note:
4 Cyl 2.0L
Base Number:
9E731
Callout Name:
9E731
MSRP: $236.36
$143.00
1
Add To Cart
YS4Z-9E731-AA
Sensor Assy - Tripminder
Contactless sensor, non gear driven, 98AB-9E731-A*, SPI, IB5 5spd Manual Transmission
- Fit Note:
  4 Cyl 2.0L
- Callout Name:
  9E731
- Replaced By:
  YS4Z-9E731-AB
MSRP: $498.18
$248.66
1
Add To Cart

GEAR (SPEEDOMETER DRIVE AND DRIVEN GEAR)
98WZ-17285-AA
Trigger Wheel - Speed Sensor
Sensor ring, used for "contactless sensor" (non gear driven) application., MTX SOHC
Fit Note:
4 Cyl 2.0L
Callout Name:
17271
Replaced By:
98WZ-17285-AB
MSRP: $10.45
$7.34
1
Add To Cart
YS4Z-17285-AA
Ring Gear
Natural 26 tooth, MTX DOHC
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  17285
- Callout Name:
  17271
MSRP: $10.50
$7.37

F52Z-14289-D
WIRE ASY. (DASH TO ENGINE GAUGE FEED) IDENTIFICATION CHART
Wire Assy
- Callout Name:
  14289
MSRP: $171.58
$123.52
1
Add To Cart

BRACKET (RELAY MOUNTING)
YS4Z-14A301-KA
Bracket - Relay
For fixing ABS sensor wire at apron RHS
Fit Note:
54
Base Number:
14A301
Callout Name:
14A301
MSRP: $18.75
$13.73
1
Add To Cart
YS4Z-14A301-MA
Bracket - Relay
ABS sensor RH to strut
- Base Number:
  14A301
- Callout Name:
  14A301
MSRP: $17.00
$11.93
1
Add To Cart
YS4Z-14A301-AA
Bracket - Relay Mounting
- Fit Note:
  54, 61, 74
- Base Number:
  14A301
- Callout Name:
  14A301
YS4Z-14A301-JA
Bracket - Relay
For fixing ABS sensor wire at apron lhs
- Base Number:
  14A301
- Callout Name:
  14A301
YS4Z-14A301-LA
Bracket - Relay
ABS sensor LH to strut
- Base Number:
  14A301
- Callout Name:
  14A301
YS4Z-14A301-NA
Bracket - Relay
14289 to shock tower
- Base Number:
  14A301
- Callout Name:
  14A301

SENSOR (HEAD TEMP)
1S7Z-6G004-AA
Sensor Assy
Base Number:
6G004
Callout Name:
6G004
YS4Z-6G004-AB
Sensor Assy
- Fit Note:
  4 Cyl 2.0L
- Callout Name:
  6G004
- Replaced By:
  YS4Z-6G004-CC

WIRING ASY. (ENGINE CONTROL SENSOR EXTENSION)
2M5Z-12A690-GA
Wire Assy
DOHC , Harness from 12A581 to trans,vss,psps,hego,crank sensor, SVT, M/T
Fit Note:
4 Cyl 2.0L
Callout Name:
12A690
3S4Z-12A690-SA
Wire Assy
DOHC , Harness from 12A581 to trans,vss,psps,hegos,crank sensor, except SVT, M/T
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A690
- Callout Name:
  12A690
3S4Z-12A690-TA
Wire Assy
DOHC , Harness from 12A581 to trans,vss,psps,hegos,crank sensor, A/T
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A690
- Callout Name:
  12A690
3S4Z-12A690-VA
Wire Assy
Harness from 12A581 to trans,vss,psps,hegos,crank sensor, A/T , SPI
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A690
- Callout Name:
  12A690
3S4Z-12A690-ZA
Wire Assy
Harness from 12A581 to trans,vss,psps,hegos,crank sensor, M/T , SPI
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A690
- Callout Name:
  12A690

WIRING ASY. (FUEL CHARGING)
2M5Z-9D930-AB
Wire Assy
DOHC , SVT
Fit Note:
4 Cyl 2.0L
Base Number:
9A451
Callout Name:
9D930
2M5Z-9D930-GB
Wire Assy
DOHC , Use with engine tags 2G780AA,BA,DA,2G784AA,BA,DA, 3G779AA, 3G780AA, 3G784AA and 3G785AA., less SVT, FROM 01/01/02
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  9D930
- Callout Name:
  9D930
YS4Z-9D930-GBB
Wire Assy
SPI
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  9D930
- Callout Name:
  9D930

WIRE ASY. (ENGINE CONTROL SENSOR)
3M5Z-12A581-GAA
Wire Assy
DOHC , SVT
Fit Note:
4 Cyl 2.0L
Base Number:
12A581
Callout Name:
12A581
3S4Z-12A581-GBJ
Wire Assy
sedan/wagon, M/T , SPI
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A581
- Callout Name:
  12A581
3S4Z-12A581-GDH
Wire Assy
sedan/wagon, A/T , SPI
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A581
- Callout Name:
  12A581
3S4Z-12A581-GGG
Wire Assy
DOHC , sedan/wagon, Mexico, M/T
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A581
- Callout Name:
  12A581
3S4Z-12A581-GHB
Wire Assy
DOHC , sedan/wagon, less Mexico, A/T, BEFORE 01/01/03
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A581
- Callout Name:
  12A581
3S4Z-12A581-GHF
Wire Assy
DOHC , sedan/wagon, less Mexico, A/T, FROM 01/01/03
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A581
- Callout Name:
  12A581
3S4Z-12A581-GLG
Wire Assy
3 door, 5 door, less Mexico, M/T, BEFORE 01/01/03, SPI
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A581
- Callout Name:
  12A581
3S4Z-12A581-GLJ
Wire Assy
3 door, 5 door, less Mexico, M/T, FROM 01/01/03 , SPI
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A581
- Callout Name:
  12A581
3S4Z-12A581-GMF
Wire Assy
3 door, 5 door, less Mexico - A/T , DOHC
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A581
- Callout Name:
  12A581
3S4Z-12A581-GNA
Wire Assy
3 door, 5 door, Mexico - M/T, BEFORE 01/01/03 , DOHC
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A581
- Callout Name:
  12A581
3S4Z-12A581-GNH
Wire Assy
3 door, 5 door, Mexico - M/T, FROM 01/01/03 , DOHC
- Fit Note:
  4 Cyl 2.0L
- Base Number:
  12A581
- Callout Name:
  12A581

ALTERNATOR ASY.
98AZ-10346-EARM
Alternator Assy
110 amp Reman,Includes Pulley and Regulator;(NOTE: Contains no servicable parts;Refer to oasis message on 6G alternators.), 2.0L Zetec only
Fit Note:
2.0L
Callout Name:
10346
98AZ-10346-FARM
Alternator Assy
110 amp Reman,Includes Pulley and Regulator;(NOTE: Contains no servicable parts;Refer to oasis message on 6G alternators.), 2.0L SPI only
- Fit Note:
  2.0L
- Callout Name:
  10346

C2DZ-17271-H
GEAR (DRIVEN IDENTIFICATION CHART)
Gear - Driven
Teeth: 20, Material: Nylon, Color: Blue
- Base Number:
  17271
- Callout Name:
  17271
MSRP: $5.10
$3.58

Genuine Ford Parts, the Right Choice

FordPartsGiant.com offers the wholesale prices for genuine 2003 Ford Focus parts. Parts like Wiring System - Engine Wiring are shipped directly from authorized Ford dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.0L. Transmission: 4AT 4F27E.