Ford Mustang (1999-2004) Service Manual: Disconnect
1. Remove the A/C tube lock coupling clip (19E746), if equipped.

2. Fit the special tool to the spring lock coupling.

3. Push the tool into the cage opening to release the female fitting from the A/C tube lock coupling spring (19E576).

4. Pull the spring lock coupling fittings apart.

5. CAUTION: Do not use metal tools to remove the O-ring seals. They can cause axial scratches across the O-ring seal grooves, resulting in refrigerant leaks.
Remove the O-ring seals with a non-metallic tool.

6. CAUTION: Do not use a screwdriver or similar tool to remove the A/C tube lock coupling spring; this can cause axial scratches across the O-ring seal grooves resulting in refrigerant leaks.
Remove the A/C tube lock coupling spring with a small hooked wire.

 Spring Lock Coupling
Spring Lock Coupling
   Special Tool(s)
	
		
		
		Remover, Refrigerant Coupling
		Set
		412-039 (T84L-19623-B)
	
 ...
    Cleaning
Cleaning
   1. Fabricate a cleaning tool from a 1/8 inch diameter brazing rod.
2. Cut an abrasive pad from maroon colored 3M Scotch Brite with the 
dimensions corresponding
to the coupling size.
3. Assemble th ...
   Other materials:
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.
	
The PCV system uses the intake manifold vacuum to ventilate  ...
   	
Removal
   	CAUTION: Suspension fasteners are critical parts because they affect 
performance of vital
components and systems and their failure can result in major service expense. A 
new part with
the same part number must be installed if installation becomes necessary.  ...
   	
Flywheel Runout Check
   	Special Tool(s)
	
		
		
		Dial Indicator/Magnetic Base
		100-D002 (D78P-4201-B) or
		equivalent
	
1. Mount the special tool so that the indicator contact point rides on the 
clutch disc contact surface.
2. Turn the flywheel (6375); if the runout exceeds the ...
   	
