How do you replace the windshield washer tank and pump in a 1987 Toyota celica?

To replace the windshield washer tank and pump in a 1987 Toyota Celica, first, disconnect the negative battery terminal to ensure safety. Remove the old washer tank by unscrewing any mounting bolts and disconnecting the hoses and wiring harness. Install the new tank by securing it in place, reconnecting the hoses and wiring, and ensuring the pump is properly seated. Finally, reconnect the battery and test the system to ensure proper operation.