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:
Component Test
Carry out the appropriate Functional Test(s) as determined in Inspection and
Verification.
Functional Test I (Buckle and Tongue)
The safety belt buckle and tongue assembly must operate freely during the
latching and unlatching
function. Fasten the safety bel ...
Wiper Blade and Pivot Arm Adjustment
1. Cycle and park the windshield wipers.
2. Verify that the distance between the center of the RH windshield
wiper blade and the top edge
of the cowl top vent panel is within specification.
3. Verify that the distance between the center of the LH win ...
Principles of Operation
Evaporative Emission (EVAP) Canister Purge Valve
The EVAP canister purge valve is controlled by the powertrain control
module (PCM). The EVAP
canister purge valve controls the flow of fuel vapors from the EVAP canister
to the engine intake
manifold duri ...
