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
Special Tool(s)
Remover, Refrigerant Coupling
Set
412-039 (T84L-19623-B)
...
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:
Positive Crankcase Ventilation (PCV) Hose
Removal and Installation
1. Disconnect the hose on the PCV valve.
2. Twist and remove the PCV valve.
3. To install, reverse the removal procedure.
...
Battery (Diagnosis and Testing)
Special Tool(s)
Micro 490 Digital Battery
Analyzer
162-00004
Inspection and Verification
1. Verify the customer concern by operating the system.
2. Visually inspect for obvious signs of mechanical or electrical
damage.
Visual Inspecti ...
Brake Booster - Vacuum (Description and Operation)
Power Brake Booster
The vacuum type power brake booster (2005):
is a dual diaphragm, vacuum assisted power brake booster
reduces brake pedal force and travel distance.
is located on the LH side of the bulkhead in the engine compartment,
be ...
