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 MANUALSSUBARU2014LEGACY 2.5I, AUTOMATIC CVT TRANSREPAIR AND DIAGNOSISENGINE PERFORMANCEFUEL DELIVERYFUEL INJECTION SYSTEM (H4DO)MANIFOLD ABSOLUTE PRESSURE SENSORINSPECTION
2014 Subaru Legacy 2.5i, Automatic CVT Trans
Manifold Absolute Pressure Sensor: Inspection
2014 Subaru Legacy 2.5i, Automatic CVT TransSECTION Inspection
- Check that the manifold absolute pressure sensor has no deformation, cracks or other damages.
- Connect dry-cell battery positive terminal to terminal No. 3 and dry-cell battery ground terminal to terminal No. 1, circuit tester positive terminal to terminal No. 2 and the circuit tester negative terminal to terminal No. 1.NOTE:
- Use new dry-cell batteries.
- Using circuit tester, check the voltage of a single dry-cell battery is 1.6 V or more. And also check the voltage of three batteries in series is between 4.8 V and 5.2 V.
RENDER: 1.0x
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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.