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:

Installation
1. CAUTION: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges which make leak paths. Use a plastic scraping tool to remove all traces of old sealant. ...

Output Shaft Speed (OSS) Sensor
Removal and Installation 1. With the vehicle in NEUTRAL, raise and support the vehicle. 2. Disconnect the electrical connector. 3. Remove the output shaft speed (OSS) sensor. 4. To install, reverse the removal procedure. ...

Trailer towing
WARNING: Do not exceed the GVWR or the GAWR specified on the certification label. WARNING: Towing trailers beyond the maximum recommended gross trailer weight exceeds the limit of your vehicle and could result in engine damage, transmission damage, structural ...