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 MANUALSSUBARU1996LEGACY WAGON 4WD F4-2.2L SOHCREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSDESCRIPTION AND OPERATIONCONTROL SYSTEMA/C CUT CONTROL
1996 Subaru Legacy Wagon 4WD F4-2.2L SOHC
A/C Cut Control
1996 Subaru Legacy Wagon 4WD F4-2.2L SOHCSECTION A/C Cut Control
A/C CUT CONTROL

- When the ECM receives a "full-open" signal emitted from the throttle position sensor while the air conditioning system is operating, the A/C cut relay turns oft for a certain period of time to stop the compressor This prevents degradation of output during acceleration and stabilizes driveability.
- The A/C cut relay is also turned OFF when the engine coolant temperature is high.
- When the ECM receives a "full-open" signal emitted from the throttle position sensor while the air conditioning system is operating, the A/C cut relay turns oft for a certain period of time to stop the compressor This prevents degradation of output during acceleration and stabilizes driveability.
- The A/C cut relay is also turned OFF when the engine coolant temperature is high.
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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.