What role do relays play in the operation of electrical accessories on Ford Fusion?

Several electrical accessories in the vehicle, such as the fuel injection system, horns, starter, and fog lamps, use relays to transmit the electrical signal to the component. Relays operate by using a low-current circuit to open and close a high-current circuit. If a relay is defective, the associated component will not function properly. Most relays are mounted in the engine compartment and interior fuse/relay boxes, with the engine compartment fuse and relay panel located on the left side of the engine compartment and the passenger compartment fuse box situated on the Smart Junction Box under the left end of the instrument panel.

Genuine Ford Fusion Relay

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18 Relays found

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Ford Fusion Relay
Part Number: FOAZ-14N089-A
$17.39 MSRP: $28.36
You Save: $10.97 (39%)
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Product Specifications
- Replaced by: 5M5Z-14N089-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2012 Ford Fusion | 4 Cyl 2.3L, 4 Cyl 2.5L Duratec HE PFI, 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L DOHC EFI, 6 Cyl 3.0L OHC Duratec, 6 Cyl 3.5L DOHC VCT SMPI | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Ford Fusion Relay
Part Number: GU5Z-14N089-A
$27.76 MSRP: $45.27
You Save: $17.51 (39%)
Ships in 1 Business Day
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Product Specifications
- Replaces: 8T2Z-14N089-A, 8L8Z-14N089-A, 8T2Z-14N089-D
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2013-2020 Ford Fusion | 4 Cyl 1.5 L GAS, 4 Cyl 1.5L GTDI, 4 Cyl 1.6L PI TC ETHNL, 4 Cyl 2.0 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV), 4 Cyl 2.0L Duratec Hybrid (130kW), 4 Cyl 2.0L EcoBoost (200PS), 4 Cyl 2.0L EcoBoost (240PS), 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L Duratec FFV (125kW/170PS), 6 Cyl 2.7L | 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Automatic Transmission 6F55, 6-Speed Manual Transmission - B6, ECVT Auto Trans Power Split, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Ford Fusion Accessory Power Relay
Part Number: HU5Z-14N089-B
$39.22 MSRP: $64.36
You Save: $25.14 (40%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Relay
- Replaces: 5L3Z-14N089-AA, 8T2Z-14N089-C
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2020 Ford Fusion | 4 Cyl 1.5 L GAS, 4 Cyl 2.0 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV), 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS
- 2006-2012 Ford Fusion | 4 Cyl 2.3L, 4 Cyl 2.5L Duratec HE PFI, 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L DOHC EFI, 6 Cyl 3.0L OHC Duratec, 6 Cyl 3.5L DOHC VCT SMPI | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Ford Fusion Relay
Part Number: GU5Z-14N089-B
$43.43 MSRP: $71.27
You Save: $27.84 (40%)
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Product Specifications
- Other Name: Fuel Pump Relay
- Replaces: 8T2Z-14N089-B, 8L8Z-14N089-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2013-2020 Ford Fusion | 4 Cyl 1.5 L GAS, 4 Cyl 1.5L GTDI, 4 Cyl 1.6L PI TC ETHNL, 4 Cyl 2.0 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV), 4 Cyl 2.0L Duratec Hybrid (130kW), 4 Cyl 2.0L EcoBoost (200PS), 4 Cyl 2.0L EcoBoost (240PS), 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L GAS, 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L Duratec FFV (125kW/170PS), 6 Cyl 2.7L | 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Automatic Transmission 6F55, 6-Speed Manual Transmission - B6, ECVT Auto Trans Power Split, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Relay
Part Number: 8T2Z-14N089-B
$43.43 MSRP: $71.27
You Save: $27.84 (40%)
ADD TO CART
Product Specifications
- Replaced by: GU5Z-14N089-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2013-2019 Ford Fusion | 4 Cyl 1.5L GTDI, 4 Cyl 1.6L PI TC ETHNL, 4 Cyl 2.0L Duratec Hybrid (130kW) , 4 Cyl 2.0L EcoBoost (200PS), 4 Cyl 2.0L EcoBoost (240PS) , 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L Duratec FFV (125kW/170PS) , 6 Cyl 2.7L | 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Automatic Transmission 6F55, 6-Speed Manual Transmission - B6, ECVT Auto Trans Power Split, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Relay
Part Number: 8T2Z-14N089-D
$27.76 MSRP: $45.27
You Save: $17.51 (39%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Manufacturer Note: 40 AMP
- Replaced by: GU5Z-14N089-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2017-2019 Ford Fusion | 4 Cyl 1.5L GTDI, 4 Cyl 2.0L Duratec Hybrid (130kW) , 4 Cyl 2.0L EcoBoost (200PS), 4 Cyl 2.0L EcoBoost (240PS) , 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L Duratec FFV (125kW/170PS) , 6 Cyl 2.7L | 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Automatic Transmission 6F55, 6-Speed Manual Transmission - B6, ECVT Auto Trans Power Split, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Relay
Part Number: 5L3Z-14N089-AA
$39.22 MSRP: $64.36
You Save: $25.14 (40%)
ADD TO CART
Product Specifications
- Replaced by: HU5Z-14N089-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2012 Ford Fusion | 4 Cyl 2.3L, 4 Cyl 2.5L Duratec HE PFI, 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L DOHC EFI, 6 Cyl 3.0L OHC Duratec, 6 Cyl 3.5L DOHC VCT SMPI | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Ford Fusion Relay
Part Number: BG1Z-8B658-A
$395.19 MSRP: $645.45
You Save: $250.26 (39%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Fan Relay
- Manufacturer Note: Engine Cooling Fan
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2012 Ford Fusion | 4 Cyl 2.5L Duratec HE PFI, 4 Cyl 2.5L PFI Gas/Electric | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Ford Fusion Relay
Part Number: 8G1Z-8B658-A
$1098.68 MSRP: $1529.09
You Save: $430.41 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Fan Relay
- Manufacturer Note: Engine Cooling Fan
- Replaced by: BG1Z-8C607-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2010 Ford Fusion | 4 Cyl 2.5L Duratec HE PFI, 4 Cyl 2.5L PFI Gas/Electric | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
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Ford Fusion Relay
Part Number: F8OZ-14N089-AA
$23.86 MSRP: $38.91
You Save: $15.05 (39%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2012 Ford Fusion | 4 Cyl 2.3L, 4 Cyl 2.5L Duratec HE PFI, 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L DOHC EFI, 6 Cyl 3.0L OHC Duratec, 6 Cyl 3.5L DOHC VCT SMPI | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Relay
Part Number: F5TZ-14N089-B
$10.38 MSRP: $15.47
You Save: $5.09 (33%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Horn Relay, Sentinel Relay, Wiper Relay
- Replaced by: 5M5Z-14N089-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2012 Ford Fusion | 4 Cyl 2.3L, 4 Cyl 2.5L Duratec HE PFI, 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L DOHC EFI, 6 Cyl 3.0L OHC Duratec, 6 Cyl 3.5L DOHC VCT SMPI | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Relay
Part Number: 8T2Z-14N089-A
$27.76 MSRP: $45.27
You Save: $17.51 (39%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Replaced by: GU5Z-14N089-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2013-2016 Ford Fusion | 4 Cyl 1.5L GTDI, 4 Cyl 1.6L PI TC ETHNL, 4 Cyl 2.0L Duratec Hybrid (130kW) , 4 Cyl 2.0L EcoBoost (240PS) , 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L Duratec FFV (125kW/170PS) | 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Automatic Transmission 6F55, 6-Speed Manual Transmission - B6, ECVT Auto Trans Power Split, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Relay
Part Number: 5C3Z-14N089-A
$16.06 MSRP: $26.00
You Save: $9.94 (39%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Replaced by: 5M5Z-14N089-CA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006 Ford Fusion | 4 Cyl 2.3L, 6 Cyl 3.0L DOHC EFI | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Relay
Part Number: 4F1Z-14N089-AA
$9.55 MSRP: $15.47
You Save: $5.92 (39%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 5M5Z-14N089-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2012 Ford Fusion | 4 Cyl 2.3L, 4 Cyl 2.5L Duratec HE PFI, 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L DOHC EFI, 6 Cyl 3.0L OHC Duratec, 6 Cyl 3.5L DOHC VCT SMPI | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Relay
Part Number: 4F1Z-14N089-BA
$16.06 MSRP: $26.00
You Save: $9.94 (39%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Replaced by: 5M5Z-14N089-CA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2012 Ford Fusion | 4 Cyl 2.3L, 4 Cyl 2.5L Duratec HE PFI, 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L DOHC EFI, 6 Cyl 3.0L OHC Duratec, 6 Cyl 3.5L DOHC VCT SMPI | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Relay
Part Number: YL3Z-19G390-AA
$26.33 MSRP: $30.00
You Save: $3.67 (13%)
Product Specifications
- Replaces: YL3Z-19G390-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006 Ford Fusion | 4 Cyl 2.3L, 6 Cyl 3.0L DOHC EFI | 5-Speed Automatic Transmission Mazda FNR5, 6-Speed Automatic Transaxle - AWF21, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Kit
Part Number: YL3Z-19G390-BA
$26.33 MSRP: $30.00
You Save: $3.67 (13%)
Product Specifications
- Replaced by: YL3Z-19G390-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006 Ford Fusion | 4 Cyl 2.3L, 6 Cyl 3.0L DOHC EFI | 5-Speed Automatic Transmission Mazda FNR5, 6-Speed Automatic Transaxle - AWF21, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive
View related parts
Ford Fusion Relay
Part Number: 6E5Z-8B658-A
Product Specifications
- Other Name: Fan Relay
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2009 Ford Fusion | 4 Cyl 2.3L, 6 Cyl 3.0L DOHC EFI, 6 Cyl 3.5L DOHC VCT SMPI | 5-Speed Automatic Transmission Mazda FNR5, 5-Speed Manual Transmission (G5M), 6-Speed Automatic Transaxle - AWF21, 6-Speed Automatic Transmission 6F Mid-Range, 6-Speed Manual Transmission Mazda G6M, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive

Ford Fusion Relay

The Ford Fusion Relay provides climate control by acting as the electrically driven switch that energizes fans, blower motors, and other A/C hardware through a primary Relay when a low power signal arrives. Inside every Fusion, this small component sits between the control module and larger devices, and when it fails airflow stops, temperatures wander, and fault codes light the dash. Traditional electromechanical relays use an internal coil and moving contacts, a style long favored in Ford cabins for its simplicity and strong magnetic pull. Later Ford Fusion editions can also employ solid state relays that rely on semiconductor circuits, giving quicker response and no moving parts, while magnetic latching versions hold their position after a single pulse, conserving battery power if the vehicle loses voltage. Recent Ford software spots Relay lag early, and third generation Fusion adds a backup Relay. Regardless of style, each Relay allows one modest signal to govern several higher current circuits, preventing the need for bulky dashboard switches and shielding expensive motors from overload, making routine sensor or switch checks far easier than replacing entire cooling systems.

We provide a wide range of Ford Fusion Relay at the optimal prices. If you need Ford Fusion Relay, you can shop with confidence on our website. All our OEM parts come with a manufacturer's warranty and are delivered to your doorstep with a fast delivery service.

Ford Fusion Relay Parts Questions & Experts Answers

Relay
4F1Z-14N089-AA
Q: What role do relays play in the operation of electrical accessories on Ford Fusion?
A:
Several electrical accessories in the vehicle, such as the fuel injection system, Horns, starter, and fog lamps, use relays to transmit the electrical signal to the component. Relays operate by using a low-current circuit to open and close a high-current circuit. If a relay is defective, the associated component will not function properly. Most relays are mounted in the engine compartment and interior fuse/relay boxes, with the engine compartment fuse and relay panel located on the left side of the engine compartment and the passenger compartment fuse box situated on the Smart Junction Box under the left end of the instrument panel.