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:
Thermostat - 3.8L
Material
Item
Specification
Gasket Adhesive
TA-6 or equivalent
WSS-M2G408-
A
Motorcraft Premium Gold
Engine Coolant
VC-7-A (in Oregon VC-7-B)
(yellow color)
WSS-M97B51-
A1
Removal and Installation
1. Drain the engine cool ...
Principles of Operation
Battery Saver
The battery saver feature provides automatic shut-off of power to demand
and courtesy lamp circuitry.
When the generic electronic module (GEM) detects the ignition switch
circuits are in the key OFF or
removed ignition key positions, powe ...
Disassembly
1. NOTE: The index mark on the output shaft must be aligned with the
index mark on the output
shaft ring gear during the assembly procedure.
Remove the ring gear snap ring.
2. Separate the ring gear and output shaft.
3. Remove the three output shaft seal ...
