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.
Service Point
If a new compressor is installed, first adjust the amount of oil according to the procedures described below, and then install the compressor.
- Measure the amount (X cm3 ) of oil inside the removed compressor.
- Drain the amount of oil calculated according to the following formula from the new compressor, and then install the new compressor. New compressor oil amount: 150 cm3 - X cm3 = Y cm3
- Y cm3 indicates the amount of oil in the refrigerant line, the condenser, the cooling unit, etc.
- When replacing the following parts at the same time as the compressor, subtract the rated oil amount of each part from Y cm3 and discharge this amount from the new compressor.
Compressor oil:Β FD46XG (PAG OIL)
Quantity:Β
Evaporator: 30 cm3 (1.0 fl.oz.)
Condenser: 40 cm3 (1.4 fl.oz.)
Suction hose: 10 cm3 (0.3 fl.oz.)
Receiver: 20 cm3 (0.6 fl.oz.)
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.