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:
Rear Subframe
Removal and Installation
CAUTION: Suspension fasteners are critical parts because they affect
performance of vital
components and systems and their failure can result in major service expense. A
new part with
the same part number must be installed if install ...
Closing the convertible top
Note: The convertible top will not operate unless the vehicle is
stationary or traveling under 3 mph (5 kmh).
Note: Make sure that the latch handles are pulled down and in the fully
opened position before the top makes contact with the windshield
header. This ...
Pinpoint Test J: LFC 34/DTC B1934 - Driver Air Bag Circuit Resistance Low
Normal Operation
The restraints control module (RCM) monitors the resistance of the driver
air bag ignitor by measuring
the resistance between pins 3 and 4. If the RCM detects low resistance
between these pins, it will
store a diagnostic trouble code (D ...
