The quick easy method for determining a bad alternator or at least to find out if it is charging, while the car IS running remove the negative battery cable from the battery, if the car stalls then you need to have the alternator service inspected.
you cant there is an electronic throttle position sensor that controls idle may be bad
could be the blower motor, a fuse, or a bad wire.
Sounds like a bad CV joint or half shaft. Have a mechanic check it out.
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If an alternator is going bad it can cause a rough idle in a 1993 Subaru Legacy. Cold temperatures in the winter can also cause a rough idle in the Subaru Legacy.
How to Tell If Your Car Alternator Is Bad Check related link below…
the safety neutral circuit (on transmission not clutch) might be going bad. common with subarus
If you have no power to anything, and your battery isn't dead, then you more likely have a bad ground. If the battery is dead/keeps dying, there's a good likelihood that the alternator isn't charging it adequately.
you could pull off your positive battery cable if it stalls out then you alternator is the problem
You may have a bad valve, did you replace the rotor and cap? Check the cap for cracks.
BAD BEARING IN A BELT DRIVEN ACCESSORY? I.E. ALTERNATOR, WATER PUMP, P.S. PUMP, ETC.? BAD BEARING IN A BELT DRIVEN ACCESSORY? I.E. ALTERNATOR, WATER PUMP, P.S. PUMP, ETC.?
A bad belt, a bad regulator in the alternator or bad brushes in the alternator.