No...
It is either the fuse or relay. also check the heater/ ac control switch.
There is a fuse for the blower motor on the fuse panel, I do not know of a relay.
Scudo heater relay under bonnet on drivers side in fuse box
it is a fuse that protects the ignition relay from too much current. a bad fuse would cause a no start, and if you pull the fuse, its center core will be burnt out if it is bad.
the relay switch maybe stickin
In the under-hood fuse box.
If you don't have power to your heater or ac fan, it could be a fuse or a relay. You should check your owner's manual to determine which fuse or relay affects your fan.
Most likely it would be a blown fuse in the fuse block.
The relay is H270 above the fuse block next to the clutch pedal.
Those are two seperate circuits. Start with checking the fuses. There is a fuse for the radio and a fuse for the heater blower motor.
The most probabale cause for this sympstom is the blower motor , blower motor relay, or a fuse.
An Electrical Short Cut somewhere would cause it to blow the fuse. A pinch wire would ground the system, and cause a shortcut.