I would suggest taking a look at the "Related Questions" below - although most of the discussion focuses on 1996-1999 models, I suspect it's mostly applicable on into the later model years.
Assuming a DOHC 24 Duratec engine - the most problematic for getting at the rear plugs - don't be too hesitant to pull the upper intake manifold if it's going to make the job easier. That is what the key is for the earlier models.
Note: it would be most helpful is you could return here and add in what you find works on the 2002 - future visitors will be mighty grateful...
How do you replace spark plugs on a 2004 Sable - Taurus?
Pull off the upper intake plenum and you will have access to the plugs and wires.
Not having seen a 2003 or 2005, but if Taurus/Sable "tradition" holds true, it is very likely to have to remove the upper intake manifold to gain access to the bank one plugs/wires.See "Related Questions" below for more discussions on this approachNOTE: please come back to this question and share your first-hand experience and what works well for changing the rear sparkplugs.
There is a way to listen to your iPod in the Taurus and sable using the factory radio you will have to unplug the CD changer and add a iPod interface, this simple and plugs into the rcu tuner in the trunk this box is in the left side behind the carpet near the floor and work on most Taurus sable from 1996 to 2007 do a search on yaho for TAURUS FRDR/PC-POD2 and you will find them this units also will charge your iPod full controls from oem radio
In a 1995 Ford Taurus : ( there are 6 spark plugs ) for the 3.0 or 3.8 V6 engines
A 1997 Mercury Sable has ( 6 ) spark plugs There were two 3.0 L V6 engines offered , the " Vulcan " and the " Duratec "
Be sure to review the "Related Questions" below for lots of tips on changing the spark plugs on a Taurus - Sable.Although mostly written to the 1996-2000 or so engines - the majority still applies to 2002.
A V6 engine in a Mercury Sable takes ( 6 spark plugs )
6
You will need the correct replacement spark plugs, a spark plug socket, and a screw driver. The new cars have the spark plugs concealed and you might have to open the cover over the engine to access it, which may require addition tools
Bad plugs and wires or/and coil
no