Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY2006GRAND MARQUIS V8-4.6L VIN WREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSHEATING AND AIR CONDITIONINGSYSTEM SPECIFICATIONSCLIMATE CONTROL SYSTEMGENERAL SPECIFICATIONS
2006 Mercury Grand Marquis V8-4.6L VIN W
General Specifications
2006 Mercury Grand Marquis V8-4.6L VIN WSECTION General Specifications
Item Specification
A/C Compressor
Type FS18
Displacement 180 cc (11 cu in)
A/C Pressure Relief Valve(a)
Open pressures 3,432-4,138 kPa (498-600 psi)
A/C Pressure Sensor Refer to Computers and Control Systems.
Evaporator Core Orifice
Color Orange
Diameter 1.45 mm (0.057 in)
Magnetic Clutch
Air gap clearance 0.35-0.65 mm (0.014-0.026 in)
A/C Cycling Switch
Open pressure 159 kPa (23 psi)
Close pressure 290 kPa (42 psi)
Refrigerant Lubricant
Capacity 207 ml (7 oz)
Refrigerant
Capacity 0.77 kg (27 oz)
(a) Manifold gauge set pressures may vary slightly depending on the distance between the service gauge port valve and the A/C pressure relief valve or low charge protection switch.
A/C Compressor
Type FS18
Displacement 180 cc (11 cu in)
A/C Pressure Relief Valve(a)
Open pressures 3,432-4,138 kPa (498-600 psi)
A/C Pressure Sensor Refer to Computers and Control Systems.
Evaporator Core Orifice
Color Orange
Diameter 1.45 mm (0.057 in)
Magnetic Clutch
Air gap clearance 0.35-0.65 mm (0.014-0.026 in)
A/C Cycling Switch
Open pressure 159 kPa (23 psi)
Close pressure 290 kPa (42 psi)
Refrigerant Lubricant
Capacity 207 ml (7 oz)
Refrigerant
Capacity 0.77 kg (27 oz)
(a) Manifold gauge set pressures may vary slightly depending on the distance between the service gauge port valve and the A/C pressure relief valve or low charge protection switch.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.