Ford Mustang (1999-2004) Service Manual: 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:
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 ...
Economical driving
Fuel economy is affected by several things, such as how you drive, the
conditions you drive under and how you maintain your vehicle.
There are some things to keep in mind that may improve your fuel
economy:
• Accelerate and slow down in a smooth, moderate f ...
Intake Air Distribution and Filtering
Torque Specifications
a - Refer to the procedure
Intake Air Distribution and Filtering (DESCRIPTION AND OPERATION)
The air intake system consists of the:
air intake scoop (Mach I)
air cleaner (ACL).
air cleaner (ACL) element.
mass air flow (MAF) s ...
