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
NOTE: Do not use a fiber disc to clean the surfaces. Fibers from the disc can get into the oil pan and oil and clog the oil bypass valve. 1. Clean and inspect the cylinder head for flatness. 2. Install a new head gasket on the cylinder block with the sm ...

Symptom Charts
Symptom Chart - Air Leak and Wind Noise Condition Possible Sources Action Air leak around door perimeter Loose fit seal. Seal installed incorrectly. Door misaligned. Scuff plate installed incor ...

Piston - Pin to Bore Diameter
1. WARNING: Cover the end of the pin bore with a hand or shop rag when removing the retainer ring, since it has a tendency to spring out. Wear eye protection. NOTE: Piston and piston pins are a matched set and should not be interchanged. Measure the pisto ...