2003 FORD MUSTANG Workshop Manual

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FORD MUSTANG 2003  Workshop Manual SPECIFICATIONS 
SECTION 303-
08: Engine Emission Control  2003 Mustang Workshop Manual Torque Specifications 
Description  Nm  lb-
ft  lb-
in  EGR vacuum regulator solenoid nuts  7  — 62 
Differenti

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FORD MUSTANG 2003  Workshop Manual DESCRIPTION AND OPERATION 
Engine Emission Control 
 CAUTION: Do not remove any part of the engine emission control system. Operating the 
engine without the engine emission control system will reduce

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FORD MUSTANG 2003  Workshop Manual �z
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. 
EGR System Components

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FORD MUSTANG 2003  Workshop Manual Klj .  3 ba
  32003 Mustang Workshop Manual
18. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

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FORD MUSTANG 2003  Workshop Manual DIAGNOSIS AND TESTING 
Engine Emission Control 
Refer to the Powertrain Control/Emissions Diagnosis (PC/ED) manual. 
SECTION 303-
08: Engine Emission Control  2003 Mustang Workshop Manual  Klj .  1

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FORD MUSTANG 2003  Workshop Manual REMOVAL AND INSTALLATION 
Exhaust Gas Recirculation (EGR) Valve 
Removal and Installation 
NOTE: 
The 4.6L, 2V is shown. The 3.8L is similar. 
1. Disconnect the vacuum hose. 
2. Disconnect the EGR tub

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FORD MUSTANG 2003  Workshop Manual Klj .  2 ba
  22003 Mustang Workshop Manual
18. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...

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FORD MUSTANG 2003  Workshop Manual REMOVAL AND INSTALLATION 
Exhaust Gas Recirculation (EGR) Valve —
Cobra 
Removal and Installation  1. Disconnect the accelerator cable and the speed control cable. 
2. Remove the accelerator cable b