Ford Mustang (1999-2004) Service Manual: Compressor to Condenser Discharge Line - 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. Disconnect the dual-function pressure switch electrical connector and remove the switch.

3. Remove the A/C muffler bracket nut.

4. Disconnect the fitting at the condenser.
- Discard the O-ring seal.

5. Disconnect the spring lock coupling at the compressor manifold and tube.
- Discard the O-ring seals.

6. Remove the compressor to condenser discharge line.
7. To install, reverse the removal procedure.
- Install new O-ring seals lubricated in clean PAG oil. For additional information, refer to Section.
- Lubricate the refrigerant system with the correct amount of clean PAG oil. For additional information, refer to Section.
8. Evacuate, leak test and charge the refrigerant system. For additional information, refer to Section.
Suction Accumulator to Compressor Line - 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 ...
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 ...
Other materials:
Engine Cooling (Description and Operation)
CAUTION: Vehicle cooling systems are filled with Motorcraft Premium
Gold Engine
Coolant VC-7-A (in Oregon VC-7-B) or equivalent meeting Ford specification
WSS-M97B51-A1
(yellow color). Always fill the cooling system with the same coolant that is
present in ...
Pinpoint Test B: LFC 21/DTC B1921 - RCM Bracket Ground Resistance High
Normal Operation
WARNING: The tightening torque of the restraints control module
(RCM) retaining bolts is
critical for proper air bag supplemental restraint system (SRS)
operation. Refer to Restraints
Control Module (RCM) in this section for correc ...
Fill
1. WARNING: Do not mix oil types, any mixture or any unapproved oil can
lead to seal
deterioration and leaks. A leak can ultimately cause loss of fluid, which can
result in a
loss of power steering assist.
Check the fluid level. If necessary, fill the reserv ...
