Ford Mustang (1999-2004) Service Manual: 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 refrigerant. For additional information, refer to Section.
2. Unlatch the breather.

3. Disconnect the mass air flow (MAF) sensor electrical connector.

4. Remove the air cleaner outlet tube.
1. Loosen the clamp.
2. Disconnect the crankcase ventilation tube.
3. Remove the air cleaner outlet tube.

5. Remove the A/C compressor pressure relief valve.
- Discard the O-ring seal.

6. To install, reverse the removal procedure.
- Install a new O-ring seal lubricated in clean PAG oil.
7. Evacuate, leak test and charge the refrigerant system. For additional information, refer to Section.
Suction Accumulator
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 ...
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 ...
Other materials:
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 condenser core leak is suspected, the A/C condenser
core must be l ...
Wheel Bearing Check
1. WARNING: The electrical power to the air suspension system must be
shut off prior
to hoisting, jacking or towing an air suspension vehicle. This can be
accomplished by
turning off the air suspension switch. Failure to do so can result in unexpected
infla ...
Inspection and Verification
NOTE: A new instrument cluster must be reconfigured.
NOTE: The instrument panel dimmer switch is a part of the headlamp
switch.
1. Verify the customer concern.
2. Visually inspect for obvious signs of electrical damage.
Visual Inspection Chart
Electric ...
