The easiest way to check any alternator in a car is to have the vehicle running and use a VOLT meter to read across that battery terminals. The voltage should be in the range of 13.4 volts to 14.5 volts..no lower, no higher. If either low voltage or high voltage exist, that alternator is probably defective.
Remove the wiring harness from your 1990 Subaru alternator. Remove the alternator belt. Remove the alternator retaining bolts. Reverse the process to install your new alternator.
Check the grounds on headlights
To remove the alternator on a Subaru Outback, first disconnect the negative battery cable to prevent electrical shock. Then, remove any components obstructing access to the alternator, such as the serpentine belt and possibly the intake duct. Unbolt the alternator from its mounting bracket and disconnect the electrical connectors. Finally, carefully lift the alternator out of the engine bay.
The oil sending unit on a 2002 wrx subaru is almost under the alternator. I suggest you remove the alternator and it is easier to remove the oil sending unit.
The alternator is overcharging due to the regulator malfunctioning. Replace the alternator.
it has a inbuilt regulator
Directly below the alternator on the block.
top of front of engine, under alternator
There should be a bolt attached to the alternator that should work.
sounds like your alternator might be going out, take it in to autzone and have them check the charging system, they'll do it for free.
Schucks has one with a lifetime warrantee for $123.99. Subaru dealership tried to charge me up to $600 for a factory part.
To replace the alternator in a 2001 Subaru Outback, first disconnect the negative battery terminal to ensure safety. Remove the serpentine belt by loosening the tensioner, then unbolt the alternator from its mounting bracket. Disconnect the electrical connectors and remove the alternator from the engine bay. Install the new alternator by reversing the steps: connect the electrical connectors, secure it to the bracket, and reattach the serpentine belt before reconnecting the battery.