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.
2. Pull the peanut fitting apart.
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.
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.
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.
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:
Audible warnings and indicators
Key In Ignition Warning Chime
Sounds when the key is left in the ignition in the off or accessory
position and the driver’s door is opened.
Keyless Warning Alert (If Equipped)
Sounds when the keyless vehicle is in RUN and the driver’s door is
opened.
Hea ...
Climate Control System (Diagnosis and Testing)
Refer to Wiring Diagrams Cell 54 , Air Conditioner/Heater for schematic
and connector information.
Special Tool(s)
Connector, Refrigerant
Pressure Line
412-093 (T94P-19623-E)
Set, A/C Fittings
412-DS028 (014-00333, D93L-
19703 ...
Ford Extended Service Plan
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