Spark Plugs: Installation

WARNING: This page is about a different car, the 2008 Mercury Sable, 2008 Ford Taurus X, and 2008 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.

Inspect the 6 spark plugs.

Fig 1: Identifying Spark Plugs Condition

Courtesy of FORD MOTOR CO.

Item	Part Number	Description
1	-	Deposits bridging spark plug gap
2	-	Wet black deposits (oil fouling)
3	-	Dry black deposits (carbon fouling)
4	-	Normal spark plug
5	-	Pre-ignition
6	-	Overheating
7	-	Fused spot deposits

Adjust the spark plug gap as necessary.

Fig 2: Adjusting Spark Plug Gap With Specification

Courtesy of FORD MOTOR CO.

NOTE: Only use hand tools when removing or installing the spark plugs, or damage may occur to the cylinder head or spark plug.

Install the 6 spark plugs.
- Tighten to 15 Nm (133 lb-in).
Install the ignition coil-on-plugs. Refer to Ignition Coil-On-Plug .