The marks on the camshaft and crankshaft should lined up also the first cylinder must in its TDC.
It depends on the particular model. Some have it in the engine compartment, others have it next to the fuel tank.
how do you replace fuel filter on 1998 Toyota corolla
Toyota recommends every 90K.
How to replace 1998 Toyota corolla headlights
how to install replace air intake hose toyota camry 1998
toyota recomend 60k or every 5 years
Check to make sure all bulbs are flashing could be a bad turn signal flasher
how much does it cost to replace the timing belt in a 1998 Toyota sienna.
It would probably cost at least $200. You should ask your local repair shop to specifically find out how much it would be to replace the brakes in your Toyota.
The 1998 Camry did not have a serpentine belt. Do you have a 1998 Corolla?
google ...toyota-autobestanswer. a free file there.