Ford Mustang (1999-2004) Service Manual: Typical Vehicle Emission Control Information (VECI) Decal

Typical Vehicle Emission Control Information (VECI) Decal

 

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.

The PCV system uses the intake manifold vacuum to ventilate the crankcase and return the fumes to the intake manifold for combustion.

    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 ...

    EGR System Components
      The EGR system returns a portion of the exhaust gas to the intake manifold to reduce the combustion temperature. This results in lower nitrous oxide formation. The powertrain control modul ...

    Other materials:

    Acceleration Control (Description and Operation)
    Component Locations   The throttle is controlled by the accelerator cable which is connected to the accelerator pedal and shaft. The accelerator pedal and shaft should travel smoothly from the idle to the wide-open throttle (WOT) positions. Hesi ...

    Evaporator Core Housing
    Material Item Specification PAG Compressor Oil (R-134a Systems) F7AZ-19589-DA (Motorcraft YN-12-C) WSH-M1C231- B MERPOL NA ESE-M99B144- B Removal NOTE: The evaporator core is not separately serviceable, it is serviced onl ...

    Preliminary Inspection
    The following items must be checked prior to beginning the diagnostic procedures: Know and Understand the Concern In order to correctly diagnose a concern, first understand the customer complaint or condition. Customer contact may be required in ord ...