On a 2002 Ford Taurus :
firewall
1-----2-----3 ( bank 1 )
4-----5-----6 ( bank 2 )
front of vehicle > driver
According to the 1998 Ford Taurus Owner Guide ( 5W-30 )
20 city 30 highway for the 1998 Ford Taurus se
According to the 1999 Ford Taurus Owner Guide ( 5W-30 )
According to the 2000 Ford Taurus Owner Guide ( 5W-30 )
According to the 1998 Ford Taurus Owner Guide ( 5W-30 )
In a 1996 Ford Taurus ( 5W-30 ) according to the Owner Guide
In a 1995 Ford Taurus : ( 5W-30 is the PREFERRED engine oil for the 3.0 and 3.8 )
According to the 1998 Ford Taurus Owner Guide : ( 5W-30 is used in all the factory engines )
According to the 1996 Ford Taurus Owner Guide : The 3.4 liter V8 engine in a 1996 Ford Taurus SHO takes : ( 6.5 U.S. quarts of 5W-30 engine oil with engine oil filter change )
The headlight relay on a 1998 Ford Taurus SE is in the fuse box in the interior of the vehicle. It is at location #22 and is a 30 Amp fuse.
5W-30
That's the OEM recommended oil...