Disconnect - Quick Release Coupling
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2002 Mazda Tribute, 2002 Mazda Protege5, 2002 Mazda Protege, 2002 Mazda Millenia, and 2002 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect negative battery cable. Release fuel system pressure. See FUEL SYSTEM PRESSURE RELEASE . Depress locking tabs on coupling. Separate fuel line from coupling. See Fig 1.