2003 FORD MUSTANG Workshop Manual

Page 1401 of 4378

FORD MUSTANG 2003  Workshop Manual DIAGNOSIS AND TESTING 
Engine 
Refer to 
Section 303 - 00  for basic mechanical concerns or refer to the Powertrain Control/Emissions 
Diagnosis (PC/ED) manual for driveability concerns.  SECTION 303-

Page 1402 of 4378

FORD MUSTANG 2003  Workshop Manual IN-
VEHICLE REPAIR 
Lower Intake Manifold 
Removal and Installation  1. Drain the engine coolant. For additional information, refer to  Section 303 - 03A  in this section. 
2. Drain the supercharger c

Page 1403 of 4378

FORD MUSTANG 2003  Workshop Manual 7. Remove the air cleaner outlet tube. For additional information, refer to 
Section 303 - 12  . 
8. Disconnect the throttle position (TP) sensor and the idle air control (IAC) valve electrical  conne

Page 1404 of 4378

FORD MUSTANG 2003  Workshop Manual 13. Release the clip and position the accelerator cable bracket and the cables aside. 
14. Disconnect the electrical connectors from the fuel pulse damper, exhaust gas recirculation 
(EGR) vacuum regu

Page 1405 of 4378

FORD MUSTANG 2003  Workshop Manual 17. Disconnect the vacuum hoses from the fuel pulse damper and the EGR vacuum regulator 
solenoid. 
18. Disconnect the vacuum hose from the EGR valve. 
19. Disconnect the vacuum hoses at the back of t

Page 1406 of 4378

FORD MUSTANG 2003  Workshop Manual 21. Remove the mounting bolts and the vacuum accessory bracket. 
22. Disconnect the exhaust manifold to EGR valve tube. 
23. Disconnect the barometric pressure (BARO) sensor electrical connector. 
24.

Page 1407 of 4378

FORD MUSTANG 2003  Workshop Manual 25. Separate the fuel charging wiring harness from the fuel injection supply manifold in four places 
and position the harness aside. 
26. Remove the ten bolts and the intake manifold, and the superch

Page 1408 of 4378

FORD MUSTANG 2003  Workshop Manual 28. Fill and bleed the engine cooling system. For additional information, refer to 
Section 303 - 03A  in 
this section. 
29. Fill and bleed the supercharger cooling system. For additional information