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 MANUALSSUBARU2002LEGACY GT WAGON AWD F4-2.5L SOHCREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCOMPRESSOR HVACCOMPRESSOR CLUTCHTESTING AND INSPECTION
2002 Subaru Legacy GT Wagon AWD F4-2.5L SOHC
Compressor Clutch: Testing and Inspection
2002 Subaru Legacy GT Wagon AWD F4-2.5L SOHCSECTION Testing and Inspection
Compressor
INSPECTION
1. MAGNETIC CLUTCH CLEARANCE
1. Check the clearance of the entire circumference around the drive plate and pulley.
Standard: 0.45 ± 0.15 mm (0.0177 ± 0.0059 in)
2. MAGNETIC CLUTCH OPERATION
1. Disconnect the compressor connector.
2. Connect the No.3 terminal of the compressor connector from the battery to the positive (+) lead. Ground the negative (-) lead to the body.
3. Make sure the magnet clutch engages.
If NG, replace the compressor.
INSPECTION
1. MAGNETIC CLUTCH CLEARANCE
1. Check the clearance of the entire circumference around the drive plate and pulley.
Standard: 0.45 ± 0.15 mm (0.0177 ± 0.0059 in)
2. MAGNETIC CLUTCH OPERATION
1. Disconnect the compressor connector.
2. Connect the No.3 terminal of the compressor connector from the battery to the positive (+) lead. Ground the negative (-) lead to the body.
3. Make sure the magnet clutch engages.
If NG, replace the compressor.
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.