Ford Mustang (1999-2004) Service Manual: Exhaust Gas Recirculation (EGR) Valve - Cobra
Removal and Installation
1. Disconnect the accelerator cable and the speed control cable.

2. Remove the accelerator cable bracket bolts.

3. Release the clip and position the accelerator cable bracket and the cables aside.

4. Disconnect the electrical connectors from the fuel pulse damper, EGR vacuum regulator solenoid, supercharger bypass vacuum solenoid, and the differential pressure feedback EGR system.

5. Disconnect the vacuum hoses from the differential pressure feedback EGR system.

6. Disconnect the vacuum hoses from the supercharger bypass vacuum solenoid, and the actuator.

7. Disconnect the vacuum hoses from the fuel pulse damper and the EGR vacuum regulator solenoid.

8. Disconnect the vacuum hose from the EGR valve.

9. Disconnect the vacuum hoses at the back of the supercharger and position the vacuum harness aside.

10. Remove the vacuum accessory bracket mounting nut.

11. Remove the mounting bolts, and the vacuum accessory bracket.

12. Disconnect the exhaust manifold to EGR valve tube.

13. NOTE: Discard the EGR valve gasket.
Remove the mounting bolts and the EGR valve.

14. NOTE: Install a new EGR valve gasket.
To install, reverse the removal procedure.
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 tube from the EGR valve.
3. Remove the two bolts, the EGR valve an ...
Exhaust Gas Recirculation (EGR) Valve - Mach I
Removal and Installation
1. Remove the air intake scoop. For additional information, refer to
Section.
2. Remove the exhaust gas recirculation (EGR) valve.
1. Disconnect the EGR tube upper fi ...
Other materials:
Actuator - Door Lock
Removal
1. Remove the door trim panel (23942). For additional information,
refer to Section.
2. Remove the door latch (21812). For additional information, refer to
Latch-Door .
3. Remove the door ajar switch.
Release the locking tab.
4 ...
Pinpoint Tests
PINPOINT TEST A: THE BRAKES PULL OR DRIFT
Test Step
Result / Action to Take
A1 CHECK THE TIRES
YesGO to A2 .
No
CORRECT as necessary.
RETEST for normal
operation.
NOTE: Check tire pressure with the brakes off.
Check tires for u ...
Exhaust System (Diagnosis and Testing)
Symptom Chart
Condition
Possible Sources
Action
Noisy or
leaking
exhaust
Broken or loose
clamps, hangers or
isolators.
Punctures in the muffler
(5230).
Broken, loose or
missing exhaust
manifold fa ...
