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Mercury 8L8Z-14N089-B Relay Module

2007-2011 Mercury Mariner 8L8Z14N089B

Customer Questions & Expert Answers (3)
8L8Z-14N089-B Ford Relay Module Product Photo 1 of 1
8L8Z-14N089-B Ford Relay Module Product Photo 1 of 1
8L8Z-14N089-B Ford Relay Module Illustration 1 of 1
  • Replaced By
    GU5Z-14N089-B
  • Manufacturer
    Ford
Make sure this part fits
$44.69 MSRP: $71.27
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  • Specifications
  • Fitment
  • Q&A

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    Shop for related parts for your vehicle

  • Product Specifications

    BrandGenuine Mercury
    Manufacturer Part Number8L8Z-14N089-B, 8L8Z14N089B
    Part DescriptionRelay Module
    Item Weight0.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerFord
    SKU8L8Z-14N089-B
    WarrantyThis genuine Ford part is guaranteed by Ford's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65

  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2007-2011 Mercury Mariner4 Cyl 2.3L, 4 Cyl 2.3L Hybrid Gas/Electric DOHC, 4 Cyl 2.5L Duratec (110kW/150PS), 4 Cyl 2.5L PFI Gas/Electric, 6 Cyl 3.0L DOHC EFI Modular, 6 Cyl 3.0L OHC Duratec4AT CD4E, 5-Speed Manual Transmission - AK, 6-Speed Automatic Transmission 6F Mid-Range, CVT Auto Trans Powersplit Elec, Four-Wheel Drive (Full Time) (Left Hand Drive), Front-Wheel Drive (Left Hand Drive), Left Hand Drive

  • Customer Questions & Expert Answers

    Q:
    I am wondering if this is the exact part that fits in.
    A:
    You can Select Your Vehicle to check if 8L8Z-14N089-B fits your vehicle.
    Posted and answered by Ford Parts Specialist Tim
    Q:
    What happens when the Relay is energized for the 2010 Ford F-150? Posted by Loralyn T.
    A:
    When the relay is energized, the coil creates a magnetic field that closes the larger contacts of the power circuit, providing power to the circuit loads. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Ford Parts Specialist John / May 27, 2026
    Q:
    What are the basic layouts of terminals on ISO Relays for the 2008 Mercury Mariner? Posted by Verified Customer
    A:
    There are two basic layouts of terminals on ISO relays. Control circuit terminals (usually 85 and 86) and power circuit terminals (usually 30 and 87). You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Ford Parts Specialist Sonny / Nov 09, 2025

Genuine Ford Part 8L8Z-14N089-B, the Right Choice

To ensure reliability, purchase part # 8L8Z-14N089-B Relay Module. It is also called Relay. OEM parts are of high quality and known for their longevity. This is because they are built to the Ford standards which are relatively high and undergo rigorous quality control testing. This part fits specific Mercury Mariner models.

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