Ford Mustang (1999-2004) Service Manual: 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 weaken engine performance and shorten engine life.

The engine emission control consists of the:

  • positive crankcase ventilation (PCV) system.
  • exhaust gas recirculation (EGR) system.
Engine Emission Control
Torque Specifications ...

Typical Vehicle Emission Control Information (VECI) Decal
  The Vehicle Emission Control Information (VECI) decal shows: the components of the emission control system. the correct vacuum hose routing. the color stripe of the vacuum hoses. ...

Other materials:

Air Cleaner Outlet Pipe - 4.6L (4V)
Removal and Installation Cobra 1. Disconnect the intake air temperature (IAT) sensor. All vehicles 2. Disconnect the vacuum hose. 3. Disconnect the breather hose. NOTE: Cobra shown, Mach I similar. 4. Loosen the clamps and remove the air cleaner outle ...

Air Cleaner Element - 4.6L (2V)
Removal and Installation 1. Remove the air cleaner outlet tube (9B659). For additional information, refer to Air Cleaner Outlet Pipe-4.6L (2V) in this section. 2. Remove the mass air flow (MAF) assembly. 1. Release the clip. 2. Remove the MAF sens ...

Principles of Operation
Power Window Control NOTE: Battery power and ground must be removed before disconnecting the GEM connectors to avoid setting false DTCs. The driver power window one-touch down operation is controlled by the generic electronic module (GEM). This featur ...