Menu
×
Search Bar
Search by Part Number, Part Name, or Vehicle
My Garage
Cart
Contact Us Help Center
Make sure this part fits

Mercury E3AZ-12A646-A Relay

1990-1994 Mercury E3AZ12A646A

Customer Questions & Expert Answers (7)
E3AZ-12A646-A Ford Relay Illustration 1 of 1
E3AZ-12A646-A Ford Relay Illustration 1 of 1
  • Part Description
    RELAY
  • Manufacturer
    Ford
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A

  • Related Parts

    Shop for related parts for your vehicle

  • Product Specifications

    BrandGenuine Mercury
    Manufacturer Part NumberE3AZ-12A646-A, E3AZ12A646A
    Part DescriptionRELAY
    Item Dimensions6.3 x 8.2 x 3.1 inches
    Item Weight1.30 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerFord
    SKUE3AZ-12A646-A
    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
    1990-1991 Mercury Grand Marquis8 Cyl 5.0L4AT AOD
    1990-1994 Mercury Topaz4 Cyl 2.3L3AT ATX, 5MT
    1991-1994 Mercury Tracer4 Cyl 1.8L, 4 Cyl 1.9L4AT 4EAT, 5MT

  • Customer Questions & Expert Answers

    Q:
    I would like to know is this part gonna fit with my car Posted by FordPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if E3AZ-12A646-A fits your vehicle.
    Posted by FordPartsGiant Specialist
    Q:
    What are the alternate terminals for load or ground connections usually numbered for the 1991 Ford Bronco? Posted by Customer
    A:
    They are usually numbered 87A, 87B, 87C, and so on.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Relay
    Q:
    How can you identify the control and power circuits on relays for the 1991 Ford Explorer? Posted by Customer
    A:
    The relays are marked as an aid to help you determine which terminals are the control circuit and which are the power circuit. Most relays are marked on the outside to easily identify the control and power circuits.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Relay
    Q:
    How should terminals 85 and 86 be connected if the relay contains a diode for the 1992 Ford F-250? Posted by Customer
    A:
    Terminal 86 must be connected to battery positive (B+) voltage and terminal 85 to ground.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Relay
    Q:
    Where are the various relays typically mounted in the 1992 Lincoln Mark VII? Posted by Customer
    A:
    The various relays are mounted in the engine compartment and in several locations throughout the vehicle.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Relay
    Q:
    What role do relays play in the 1990 Lincoln Town Car electrical system? Posted by Customer
    A:
    Relays are used in a vehicle's electrical system to transmit electrical signals to various components, such as the fuel injection system, horns, starter, and fog lamps. They use a low-current control circuit to open and close a high-current power circuit, allowing these components to operate properly.
    Posted by FordPartsGiant Specialist
    See expert answers on similar Relay
    Q:
    How do relays function in the 1991 Mercury Grand Marquis? Posted by Customer
    A:
    Relays use a low-current circuit (the control circuit) to open and close a high-current circuit (the power circuit).
    Posted by FordPartsGiant Specialist
    See expert answers on similar Relay
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

Genuine Ford Part E3AZ-12A646-A, the Right Choice

To ensure reliability, purchase part # E3AZ-12A646-A Relay. 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 Grand Marquis, Topaz, Tracer models.

FordPartsGiant.com is a leading supplier of genuine components and accessories such as E3AZ12A646A Relay. Looking to purchase quality low-cost OEM Ford parts? You have just found the right place. For detailed Mercury parts information, click here.

Why choose Ford Parts Giant

  • Dedicated Service

    Your complete satisfaction is our #1 goal

  • Lowest Prices

    Best deals on genuine OE parts from dealerships

  • Fast Delivery

    Orders are processed and delivered promptly