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:
Component Tests
Engine Oil Leaks
NOTE: When diagnosing engine oil leaks, the source and location of
the leak must be positively
identified prior to repair.
Prior to carrying out this procedure, clean all sealing surface areas with a
suitable solvent to remove all
tra ...
Removal
1. Remove the nuts and position the radio ignition interference capacitors
aside.
2. Remove the valve covers. For additional information, refer to Valve Cover
RH and Valve Cover
LH in this section.
3. Remove the cooling fan.
4. Remove the accessory drive ...
Latch - Door
Removal
1. Remove the door trim panel (23942). For additional information,
refer to Section.
2. Release the actuating rods by opening the clips.
3. Using a screwdriver, release the lock cylinder actuating rod.
4. Remove the door latch screws.
5. ...
