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:

Engine oil check
Note: Check the level before starting the engine. Note: Make sure that the level is between the MIN and MAX marks. 1. Make sure that your vehicle is on level ground. 2. Turn the engine off and wait 10 minutes for the oil to drain into the oil pan. 3. Remove ...

Engine (Diagnosis and Testing)
Special Tool(s) Commercially Available Leakdown Tester Quick Disconnect Compression Tester 134-R0212 or equivalent Dial Indicator Gauge Adapter 303-007 (TOOL-6565-AB) or equivalent Dial Indicator Gauge with Holdin ...

Pinpoint Tests
CAUTION: Be careful when probing the CJB, battery junction box (BJB) or any connectors. Damage will result to the connector receptacle if the probe or terminal being used is too large. CAUTION: Electronic modules are sensitive to static electrical char ...