How Do A/C Compressor Cut-Out Switches Relate to Refrigerant Pressure Sensor Service and Repair on Ford Mustang?

To maintain the refrigerant pressure sensor and cutoff switch, unlatch breather, disconnect the MAF sensor and take out the air cleaner outlet tube. Next, unscrew the electrical connector and take away the A/C pressure cut-off switch. To install, do the reverse and lubricate the O-ring using compatible lubricating oil.

How to Service and Repair A/C Compressor Cut-Out Switches on Ford Mustang?

In order to replace the refrigerant pressure sensor and cut off switch, unlatch the breather and disconnect the mass air flow sensor. Disconnect the A / C pressure cut-off switch and take out the air cleaner outlet tube. To install, use the same steps in reverse and lubricate the O-ring seal with compatible PAG Compressor Oil.

OEM Ford Mustang A/C Compressor Cut-Out Switches

HVAC Cut-Out Switch

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5 A/C Compressor Cut-Out Switches found

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Ford Mustang Pressure Switch Part Number: 8C3Z-19D594-A
$31.65 MSRP: $50.25
You Save: $18.60 (38%)
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Product Specifications
- Other Name: Switch - Air Conditioning System; A/C Refrigerant Pressure Sensor; A/C Clutch Cycle Switch; HVAC Switch; Cut-Off Valve; High Pressure Cut-Off Switch; Switch
- Replaces: YF1Z-19D594-AA, 4C2Z-19D594-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2001-2009 Ford Mustang | GT, GT Bullitt, Mach 1, SVT Cobra, SVT Cobra 10th Anniversary | 8 Cyl 4.6 L GAS
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Ford Mustang Pressure Switch Part Number: 6L3Z-19D594-A
$52.41 MSRP: $86.24
You Save: $33.83 (40%)
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Product Specifications
- Other Name: Switch - Air Conditioning System; A/C Refrigerant Pressure Sensor; A/C Clutch Cycle Switch; HVAC Switch; Cut-Off Valve; High Pressure Cut-Off Switch; Pressure Cut-Off Switch; Switch
- Replaces: F5TZ-19D594-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1999-2004 Ford Mustang | Base | 6 Cyl 3.8 L GAS, 6 Cyl 3.9 L GAS
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Ford Mustang Pressure Switch, Front Part Number: 6F9Z-19D594-AA
$81.96 MSRP: $132.24
You Save: $50.28 (39%)
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Product Specifications
- Other Name: Switch - A/C System - Vacuum; A/C Safety, Compressor, Trinary Switches; HVAC Pressure, System Switches; A/C Switch; Cut-Off Valve; High Pressure Cut-Off Switch; Clutch Cycling Switch; Pressure Switch
- Position: Front
- Replaces: F6CZ-19D594-CB, 6L2Z-19D594-BA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2010 Ford Mustang | Base, Bullitt, GT, Shelby GT, Shelby GT500, Shelby GT500KR | 6 Cyl 4.0 L GAS, 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L GAS
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Ford Mustang Pressure Switch Part Number: HG1Z-19D594-A
$65.37 MSRP: $107.56
You Save: $42.19 (40%)
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Product Specifications
- Other Name: Switch - Air Conditioning System; A/C Clutch Cycle; HVAC Pressure; A/C Safety; Compressor Cut-Out; Trinary Switch; Pressure Transducer; Pressure Sensor; A/C Switch; High Pressure Cut-Off Switch; Cycling Switch
- Replaces: BT4Z-19D594-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2024 Ford Mustang | Base, Boss 302, Bullitt, Dark Horse, Dark Horse Premium, EcoBoost, EcoBoost Premium, GT, GT 50 Years Limited Edition, GT Premium, Mach 1, Shelby GT350, Shelby GT350R, Shelby GT500, V6 | 4 Cyl 2.3 L GAS, 6 Cyl 3.7 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.2 L GAS, 8 Cyl 5.4 L GAS, 8 Cyl 5.8 L GAS
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Ford Mustang Pressure Switch Part Number: F5CZ-19D594-AA
Product Specifications
- Other Name: Switch - Air Conditioning; A/C Safety & Compressor Cut-Out Switch; HVAC Pressure & Trinary Switch.; Switch - Air Conditioning System - Vacuum
- Replaces: F3DZ-19D594-A, F4CZ-19D594-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1999-2000 Ford Mustang | GT, SVT Cobra | 8 Cyl 4.6 L GAS

Ford Mustang A/C Compressor Cut-Out Switches

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Ford Mustang A/C Compressor Cut-Out Switches Parts and Q&A

Pressure Switch
8C3Z-19D594-A
Q: How Do A/C Compressor Cut-Out Switches Relate to Refrigerant Pressure Sensor Service and Repair on Ford Mustang?
A: To maintain the refrigerant pressure sensor and cutoff switch, unlatch breather, disconnect the MAF sensor and take out the air cleaner outlet tube. Next, unscrew the electrical connector and take away the A/C pressure cut-off switch. To install, do the reverse and lubricate the O-ring using compatible lubricating oil.
Pressure Switch
6L3Z-19D594-A
Q: How to Service and Repair A/C Compressor Cut-Out Switches on Ford Mustang?
A: In order to replace the refrigerant pressure sensor and cut off switch, unlatch the breather and disconnect the Mass Air Flow Sensor. Disconnect the A / C pressure cut-off switch and take out the air cleaner outlet tube. To install, use the same steps in reverse and lubricate the O-ring seal with compatible PAG Compressor Oil.