How do i test a ignition coil on a 2000 jeep grand cherokee?

I changed the spark plugs and want to test the ignition coil before I buy a new one. They are not like regular ones with wires either. its a like a long plastic bar with boots on it that slips on the spark plugs.How do i test a ignition coil on a 2000 jeep grand cherokee?Take it to the Jeep Factory and request a test on the coil. They usually charge 2 grand for a test.How do i test a ignition coil on a 2000 jeep grand cherokee?no real way to test coil packs, thats what they are called. You could borrow one from a friend that has the same vehicle and see if it made a difference, that'll be the best way to go.How do i test a ignition coil on a 2000 jeep grand cherokee?Why do you want to test it or replace it?

You will need to get a repair manual Haynes has the best for electronics.You will need to know how to read/use a ohm meter,and just follow the instruction.Hardest part if you never done it before is knowing if you are reading the right ohms