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:
Installation
1. Install the upper intake manifold gasket.
2. Install the intake manifold and bolts in the sequence shown.
3. Install the PCV valve-to-intake manifold tube.
4. Connect the vacuum hoses and the electrical connector to the EGR vacuum
regulator soleno ...
Functionality
With the ignition switch in the RUN position, voltage is applied
through the warning indicator I circuit
904 (LG/RD) to the voltage regulator. This turns the regulator on,
allowing current to flow from battery
sense A circuit 36 (YE/WH) to the genera ...
Inspection and Verification
1. Verify the customer concern is with the evaporative emission (EVAP)
system.
2. Visually inspect for the following obvious signs of mechanical damage.
Visual Inspection Chart
Mechanical
Fuel filler cap
EVAP test port
...
