Forester AWD F4-2.5L DOHC (1998)
7) For subsequent procedures, refer to the procedure for #1 spark plug.
4. #4 SPARK PLUG
1) Disconnect battery ground cable.
2) Remove battery.
3) Remove washer tank mounting bolts.
4) Disconnect washer tank connectors.
CAUTION: Do not disconnect washer tank hoses as washer fluid will leak out from washer tank.
5) Move washer tank upward.