Ford Mustang (1999-2004) Service Manual: Air Conditioning Line (Peanut) Fitting

Disconnect

1. CAUTION: Support the female fitting with a wrench to prevent the tubes from twisting.

Remove the nut from the peanut fitting.

Air Conditioning Line (Peanut) Fitting

2. Pull the peanut fitting apart.

Air Conditioning Line (Peanut) Fitting

3. CAUTION: Do not use metal tools to remove the O-ring seal. They can cause axial scratches across the O-ring seal groove, resulting in refrigerant leaks.

Remove the O-ring seal with a non-metallic tool.

Air Conditioning Line (Peanut) Fitting

Connect

1. Clean all dirt or foreign material from the fittings.

2. CAUTION: Use only the new O-ring seals. The use of any O-ring seals other than those specified in the Ford Master Parts Catalog may result in intermittent leakage during vehicle operation.

Install the O-ring seal.

  • Lubricate the O-ring seal with PAG Refrigerant Compressor Oil (R-134a Systems) F7AZ- 19589-DA (Motorcraft YN-12-C) or equivalent meeting Ford specification WSH-M1C231- B.

Air Conditioning Line (Peanut) Fitting

3. Lubricate the inside of the fittings with PAG Refrigerant Compressor Oil (R-134a Systems) F7AZ-19589-DA (Motorcraft YN-12-C) or equivalent meeting Ford specification WSH-M1C231- B.

4. NOTE: When correctly assembled, the male and female fittings should be flush.

Assemble the male and female fittings together.

Air Conditioning Line (Peanut) Fitting

    Heater Hose Coupling
    Special Tool(s) Remover, Heater Hose Inlet Tube 412-042 (T85T-18539-AH) Disconnect Tool, Heater Hose 412-127 Material Item Specification MERPOL - ESE-M ...

    Refrigerant System Tests
    Special Tool(s) R-134a Manifold Gauge Set 176-R032A or equivalent 1. Connect the R-134a Manifold Gauge Set. For additional information, refer to Manifold Gauge Set Connection in this ...

    Other materials:

    Principles of Operation
    Power Window Control NOTE: Battery power and ground must be removed before disconnecting the GEM connectors to avoid setting false DTCs. The driver power window one-touch down operation is controlled by the generic electronic module (GEM). This featur ...

    Installation
    NOTE: Do not use a fiber disc to clean the surfaces. Fibers from the disc can get into the oil pan and oil and clog the oil bypass valve. 1. Clean and inspect the cylinder head for flatness. 2. Install a new head gasket on the cylinder block with the sm ...

    Symptom Chart
    Condition Possible Sources Action Difficult starting Damaged ignition system. Damaged fuel system. Damaged starting system. Damaged charging system/battery. Burnt valve. Worn piston. Worn pi ...