Ford Mustang (1999-2004) Service Manual: Spark Plugs
Removal and Installation
1. Remove the ignition coil-on-plug. For additional information, refer to Ignition Coil-On-Plug in this section.
2. NOTE: Use compressed air to remove any foreign material from the spark plug well before removing the spark plugs.
NOTE: If an original spark plug is used, make sure it is installed in the same cylinder from which it was taken. New spark plugs can be used in any cylinder.
Remove the RH spark plugs.

3. Remove the LH spark plugs.

4. Inspect the spark plugs. Install new spark plugs as necessary. For additional information, refer to Section.
5. Adjust the spark plug gap as necessary.

6. To install, reverse the removal procedure.
Ignition Coil-On-Plug
Material
Item
Specification
Silicone Brake Caliper Grease
and Dielectric Compound
D7AZ-19A331-A or equivalent
ESE-M1C171-
A
Removal and Installation
1. Disconnect the battery ...
Engine Emission Control
Torque Specifications
...
Other materials:
Hydro-Boost Bleeding
1. NOTE: The Hydro-Boost power brake booster (2B560) is generally
self-bleeding, and the
following procedure will normally bleed the air from the power brake booster.
Normal operation
of the vehicle will further remove any additional trapped air.
Fill the p ...
Jacking
WARNING: Never run the engine with one wheel off the ground, such as
when changing a
tire. The wheel still on the ground could cause the vehicle to move.
CAUTION: The jack (17080) provided with the vehicle is intended to be
used in an
emergency for changing ...
Valve Springs
Special Tool(s)
Compressor, Valve Spring
303-163 (T81P-6513-A)
Material
Removal
1. Remove the LH and the RH valve covers. For additional information,
refer to Valve Cover-LH
and Valve Cover RH in this section.
2. Rotate the crankshaft un ...
