Ford Mustang (1999-2004) Service Manual: Disconnect

1. Remove the A/C tube lock coupling clip (19E746), if equipped.

Spring Lock Coupling

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

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).

Spring Lock Coupling

4. Pull the spring lock coupling fittings apart.

Spring Lock Coupling

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.

Spring Lock Coupling

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
    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:

    Tracer Dye Leak Detection
    Special Tool(s) 120 Watt 110 Volt UV Lamp 20C 164-R0721 or equivalent NOTE: Ford Motor Company vehicles are produced with a permanent leak tracer dye incorporated into the A/C system. The location of leaks can be pinpointed by the bright ye ...

    Engine (Diagnosis and Testing)
    Special Tool(s) Commercially Available Leakdown Tester Quick Disconnect Compression Tester 134-R0212 or equivalent Dial Indicator Gauge Adapter 303-007 (TOOL-6565-AB) or equivalent Dial Indicator Gauge with Holdin ...

    Exhaust Manifold - LH
    Removal 1. Raise and support the vehicle. For additional information, refer to Section. 2. Remove the LH exhaust manifold flange nuts. 3. Remove the RH exhaust manifold flange nuts. 4. Lower the vehicle. 5. NOTE: Discard the exhaust manifold gasket. ...