Take out the three screws on the plastic cover on top. It's the black thing on top. When you have it off you will see the plug. Take off the boot and the plug screws out.
Most Camrys do not have screws for the cover gasket. Fasteners are rather used. There are 4 of them (4 cylinder). You can find them on each spark plug tube.
the locking plug screws into the headphones, so you can't accidentally pull it out. you can also not screw it on.
It screws into the exhaust and plugs into the electrical harness.It screws into the exhaust and plugs into the electrical harness.
you put the wires under the screws and tighten them
Under the hood on the passenger side you will see a small box on the firewall with a plug-in...its held in with two screws..remove the plug-in, the screws and pull out the resistor. replacement is the reverse.
Typically the silver screws are neutral, the brass screws are for "hot" (if there are silver screws) There are two on each side because that gives you options. You can feed into the plug box and connect to one pair of screws, then subfeed the next circuit using the other pair. OR you can separate the circuits so that the top and bottom halves of the plug are either on a separate circuit or one half can be on a switch. The options are there if you want to use them. To separate the top and bottom half you'd need to break away the jumper between the top and bottom halves of the plug.
It screws out.
All screws are used as simple machines.
A screwdriver is used to turn screws in or out.
Behind the glovebox toward the firewall, you will see a set of wires (4-I think) that pug into a plug with two small screws holding it in. This is it, remove the plug and screws and pull straight down.
It is a round threaded disk shaped thing that screws into a tee or other "female" threaded fitting to " plug" it up.