No you want to make sure it goes to ground as quick as possible. When doing a compression test it is recommended you short the plug wires to ground to
Today I started playing with the cooling system in my boat, on the AQ130 Volvo motor which is a B20 at the front of the head under the thermostat housing
Now your scaring me little don't want to ruin power pack .so I make sure it doesn't go to ground just pull it off, if it stalls the other coil is bad?
It should respond the same on both cylinders you normally cant hear the difference until you put the plug wire back on it should run the same on each