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 MANUALSSUBARU2010OUTBACK SPORT F4-2.5L SOHCREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCOMPRESSOR HVACSERVICE AND REPAIR
2010 Subaru Outback Sport F4-2.5L SOHC
Compressor HVAC: Service and Repair
2010 Subaru Outback Sport F4-2.5L SOHCSECTION Service and Repair
Compressor
REMOVAL
1. Perform compressor oil return operation.
2. Turn the A/C switch to OFF and stop the engine.
3. Using the refrigerant recovery system, discharge refrigerant.
4. Disconnect the ground cable from battery.
5. Remove the V-belts.
6. Remove the generator.
7. Remove the bolt and remove the low-pressure hose and high-pressure hose.
8. Disconnect the compressor harness from body harness.
9. Remove the bolts and remove the compressor bracket.
10. Remove the bolts, then remove the bracket from the compressor.
INSTALLATION
1. Install in the reverse order of removal.
2. Replace the O-rings on low/high pressure hoses with new parts, and apply compressor oil.
3. After replacing the compressor, adjust the amount of the compressor oil.
4. Charge refrigerant.
AIR CONDITIONING UNIT
Tightening torque: N.m (kgf.m, ft.lb)
T1: 7.5 (0.76, 5.5)
T2: 10 (1.0, 7.4)
COMPRESSOR
Tightening torque: N.m (kgf.m, ft.lb)
T1: 26.5 (2.7, 19.5)
T2: 36 (3.7, 26.6)
REMOVAL
1. Perform compressor oil return operation.
2. Turn the A/C switch to OFF and stop the engine.
3. Using the refrigerant recovery system, discharge refrigerant.
4. Disconnect the ground cable from battery.
5. Remove the V-belts.
6. Remove the generator.
7. Remove the bolt and remove the low-pressure hose and high-pressure hose.
8. Disconnect the compressor harness from body harness.
9. Remove the bolts and remove the compressor bracket.
10. Remove the bolts, then remove the bracket from the compressor.
INSTALLATION
1. Install in the reverse order of removal.
2. Replace the O-rings on low/high pressure hoses with new parts, and apply compressor oil.
3. After replacing the compressor, adjust the amount of the compressor oil.
4. Charge refrigerant.
AIR CONDITIONING UNIT
Tightening torque: N.m (kgf.m, ft.lb)
T1: 7.5 (0.76, 5.5)
T2: 10 (1.0, 7.4)
COMPRESSOR
Tightening torque: N.m (kgf.m, ft.lb)
T1: 26.5 (2.7, 19.5)
T2: 36 (3.7, 26.6)
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.