Ford Mustang (1999-2004) Service Manual: Cylinder Head Temperature (CHT) Sensor - 3.8L
Removal
1. Disconnect the battery ground cable. For additional information refer to Section.
2. Disconnect the cylinder head temperature sensor connector.

3. Remove the CHT sensor.

Installation
1. To install, reverse the removal procedure.
Idle Air Control (IAC) Valve - Mach I
Removal and Installation
1. Remove the air intake scoop. For additional
information, refer to Section.
2. Disconnect the idle air control (IAC) valve electrical connector.
3. Remove the bolt ...
Engine Coolant Temperature (ECT) Sensor - 4.6L (2V)
Removal
1. Disconnect the battery ground cable. For additional information,
refer to Section.
2. Partially drain the cooling system. For additional information, refer
to Section.
3. Disc ...
Other materials:
Camshaft Journal - Clearance, Plastigage Method
Special Tool(s)
Plastigage
303-D031 (D81L-6002-B) or
equivalent
NOTE: The camshaft journals must meet specifications before checking
camshaft journal clearance.
1. Remove the camshaft bearing cap and lay Plastigage across the surface. Refer ...
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:
changes the high voltage pulse into a spark which igni ...
Component Tests
Driveline Vibration
An analysis of driveline vibration can also be conducted using the Vibration
Analyzer; follow the
manufacturer's directions.
Driveline vibration exhibits a higher frequency and lower amplitude than does
high-speed shake.
Driveline vibra ...
