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 MANUALSMERCURY2009MARINER BASE, 2.5 7, AWDREPAIR AND DIAGNOSISHEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSHVAC CLIMATE CONTROL SYSTEMSPECIFICATIONSMATERIAL SPECIFICATIONS
2009 Mercury Mariner Base, 2.5 7, AWD
Material Specifications
2009 Mercury Mariner Base, 2.5 7, AWDSECTION Material Specifications
MATERIAL SPECIFICATIONS
| Item | Specification | Fill Capacity |
|---|---|---|
| PAG Refrigerant Compressor Oil (R-134a Systems) YN-12-D | WSH-M1C231-B | Non-hybrid 148 ml (5 fl. oz.) Hybrid 325 ml (11 fl. oz.) |
| R-134a Refrigerant YN-19 (US); CYN-16-P or CYN-16-R (Canada) | WSH-M17B19-A | Non-hybrid 0.71 kg (25 oz.) (1.57 lb) Hybrid 1.08 kg (38 oz.) (2.38 lb) |
| Silicone Gasket and Sealant TA-30 | WSE-M4G323-A4 | - |
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.