1992 Toyota Pickup altenator

Depends on which engine you have but basic steps are below.

1. Disconnect the negative battery cable.
2. Disconnect the wiring at the back of the alternator. Lift the rubber boot, remove the nut from the external terminal and the wire.
3. Loosen the alternator pivot bolt and loosen the upper locknut.
4. Push the alternator towards the engine and remove the belt.
5. Remove the pivot and adjusting bolts. On 3F-E, remove the nuts and bolts holding the air pump support, then remove the adjusting bar and its bolts.
6. Remove the alternator.

To install:

7. Place the alternator in position and loosely install the pivot and adjusting bolts.
8. On 3F-E, install the adjusting bar and its 2 bolts. Set the nuts and bolts just snug. Install the air pump support.
9. Install the drive belt; adjust it to the proper tension, tightening the adjusting and pivot bolts. Tighten the 3F-E adjuster bar bolts.
10. Connect the wire to the terminal and install the nut. Fit the rubber boot over the terminal. Attach the plastic wire harness connector.
11. Connect the negative battery cable.