You need to go to a car parts store, and get a repair manual for your car. They cost about $16.00 Or, go to a Public Library.
What belt? Drive belt is easy, just loose the 3 bolts on the alternator, pry the alternator forward, put the new belt on, pry the alternator back, and tighten the bolts. Power steering belt is much more difficult.
Remove the wiring harness from the back of your 1989 Toyota alternator. Remove the alternator retaining bolts. Remove the alternator belt. Reverse the process to install the new alternator.
go see a mechanic
As far as I know, there is no filter for the power steering unit.
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the alternator belt is the one all the way in the back. You have to loosen the power steering pump, A/C idler pulley, and then loosen the alternator.
See related answers, its already been answered
To change the alternator on a 1991 Toyota MR2, first disconnect the negative battery terminal to ensure safety. Remove the drive belt by loosening the tensioner, then detach the alternator by unbolting it from its bracket. Disconnect the electrical connections, then install the new alternator by reversing the process—reattaching the electrical connections, securing it in place, and reapplying the drive belt. Finally, reconnect the battery terminal and test the new alternator.
which one the power steering,alternator,crank or a/c,crank?
There isn't an alternator fuse. The alternator is the power source - it's not fed from another power source. That wire which goes to the positive terminal of the battery is there to transfer electrical power to the battery, not from it.
The power steering unit and the alternator are both driven by the serpentine belt. Loosen the tensioner pulley and the serpentine belt will become loose. Put the new serpentine belt on and tighten the tensioner pulley.
loosen tensioner bolt for alternator, remove belt, unplug all electrical connections.. remove bolt in rear of alternator should be able to pull it out after that, instalation is the reverse this is assumeing you have a 5sfe engine