Ford Mustang (1999-2004) Service Manual: Ignition Coil - Coil On Plug
Removal
1. Disconnect the battery ground cable (14301). For additional information, refer to Section.
2. Remove the air cleaner outlet tube (9B659). For additional information, refer to Section.
3. NOTE: One ignition coil is shown, and the others are similar.
Disconnect the connector from the ignition coil (12029).

4. Remove the bolt and the ignition coil.

Installation
1. NOTE: Verify the ignition coil spring is correctly located inside the ignition coil boot and there is no damage to the tip of the boot.
To install, reverse the removal procedure.
Engine Ignition (Description and Operation)
Eight separate ignition coils (12029):
are mounted directly above each spark plug (12405).
are controlled by the powertrain control module (PCM) for correct
firing sequence.
The spark plug ...
Spark Plug
Removal
1. Remove the ignition coil on plug. For additional information, refer to
Ignition Coil-Coil On Plug
in this section.
2. NOTE: Use compressed air to remove any foreign material from the ...
Other materials:
Daytime running lamps
WARNING: Always remember to turn on your headlamps at
dusk or during inclement weather. The Daytime Running Lamp
(DRL) system does not activate the tail lamps and generally may not
provide adequate lighting during these conditions. Failure to activate
your hea ...
Changing the wiper blades
1. Pull the wiper blade and arm away
from the glass.
2. Squeeze the locking tabs to release
the blade from the arm and pull the
blade away from the arm to remove it.
3. Attach the new blade to the arm
and snap it into place.
Replace wiper blades at least onc ...
Spark Plug Wire
Special Tool(s)
Remover, Spark Plug Wire
303-106 (T74P-6666A)
Material
Item
Specification
Silicone Brake Caliper Grease
and Dielectric Compound
D7AZ-19A331-A or equivalent
ESE-M1C171-
A
Removal and Installation
CAUTION: ...
