Ford Mustang (1999-2004) Service Manual: Engine Emission Control
Torque Specifications

- Engine Emission Control (Description and Operation)
- Exhaust Gas Recirculation (EGR) Valve
- Exhaust Gas Recirculation (EGR) Valve - Cobra
- Exhaust Gas Recirculation (EGR) Valve - Mach I
- Exhaust Manifold to Exhaust Gas Recirculation (EGR) Valve Tube
- Exhaust Manifold to Exhaust Gas Recirculation (EGR) Valve Tube - Cobra
- Exhaust Manifold to Exhaust Gas Recirculation (EGR) Valve Tube - Mach I
- Differential Pressure Feedback Exhaust Gas Recirculation (EGR) System
- Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid
- Positive Crankcase Ventilation (PCV) Hose
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 materi ...
Engine Emission Control (Description and Operation)
CAUTION: Do not remove any part of the engine emission control system.
Operating the
engine without the engine emission control system will reduce fuel economy and
engine
ventilation. This will weak ...
Other materials:
Exhaust Manifold - Inspection
Special Tool(s)
Straight Edge
303-D039 (D83L-4201-A) or
equivalent
1. Place a straight edge across the exhaust manifold flanges and check for
warping with a feeler
gauge.
Bearing -Inspection
1. Inspect bearings for the following defects. P ...
Installation
1. Install a new upper intake manifold gasket.
2. NOTE: Refer to the location note made during removal and make sure
the bolts are installed in
the correct locations.
Install the upper intake manifold. Tighten the bolts in two stages in the
sequence shown ...
Battery and Cables
Vehicles are equipped with a 12 volt maintenance-free battery that
contains a built-in hydrometer. The
hydrometer eye indication is as follows:
A green dot means the battery is OK.
A yellow dot, red dot, or when the green dot is not visible,
...
