Ford Mustang (1999-2004) Service Manual: Air Conditioning (A/C) Pressure Relief Valve - 4.6L
Material
| Item | Specification |
| PAG Refrigerant Compressor Oil (R-134a Systems) F7AZ-19589-DA (Motorcraft YN- 12-C) | WSH-M1C231- B |
Removal and Installation
NOTE: Installation of a new suction accumulator is not required when repairing the air conditioning system except when there is physical evidence of contamination from a failed A/C compressor or damage to the suction accumulator.
1. Recover the refrigerant. For additional information, refer to Section.
2. Raise the vehicle. For additional information, refer to Section.
3. Remove the A/C compressor pressure relief valve (19D644).
- Discard the O-ring seal.

4. To install, reverse the removal procedure.
- Install a new O-ring seal lubricated in clean PAG oil.
Air Conditioning (A/C) Pressure Relief Valve - 3.8L
Material
Item
Specification
PAG Refrigerant Compressor
Oil (R-134a Systems)
F7AZ-19589-DA (Motorcraft YN-
12-C)
WSH-M1C231-
B
Removal and Installation
1. Recover the refriger ...
Condenser Core
Material
Item
Specification
PAG Refrigerant Compressor
Oil (R-134a Systems)
F7AZ-19589-DA (Motorcraft YN-
12-C)
WSH-M1C231-
B
Removal and Installation
NOTE: If an A/C condens ...
Other materials:
Condenser to Evaporator Line
Material
Item
Specification
PAG Refrigerant Compressor
Oil (R-134a Systems)
F7AZ-19589-DA (Motorcraft YN-
12-C)
WSH-M1C231-
B
Removal and Installation
NOTE: Installation of a new suction accumulator is not required when
repairing the ...
Front Subframe - 4.6L (2V) Engine
Special Tool(s)
Support Bar, Engine
303-290-A
Lifting Bracket, Engine
303-D088 (D93P-6001-A2)
Removal and Installation
All vehicles
1. Remove the steering gear. For additional information, refer to Section.
2. Remove the lower co ...
SYNC®
SYNC is an in-vehicle communications system that works with your
Bluetooth-enabled cellular phone and portable media player. This allows
you to:
• Make and receive calls.
• Access and play music from your portable music player.
• Use 911 Assist, Vehicle ...
