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 MANUALSSUBARU2016LEGACY 2.5IREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTEXTERIOR LIGHTSLIGHTING SYSTEM (SERVICE INFORMATION)LIGHT CONTROL SENSORINSPECTION
2016 Subaru Legacy 2.5i
Light Control Sensor: Inspection
2016 Subaru Legacy 2.5iSECTION Inspection
- Connect the connector.
- Turn the ignition switch to ON, and set the lighting switch to the AUTO position.
- Measure the voltage between connector terminals.
Preparation tool:
Circuit tester
Terminal No. Inspection conditions Standard 2 (+) - 1 (-) Measure the voltage when the area around the sensor - automatic light, which was dark, becomes bright. Dark condition: Approx. 0.6 V or less Bright condition: Approx. 3.0 V or more - Replace the sensor - automatic light if the inspection result is not within the standard value.
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.