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.
2022 Subaru Forester BaseFACTORY OEM SERVICE PROCEDURE
Engine Coolant Temperature Sensor: Inspection
- Check that the engine coolant temperature sensor has no deformation, cracks or other damages.
- Immerse the engine coolant temperature sensor and a thermometer in water.CAUTION: Take care not to allow water to get into the engine coolant temperature sensor connector. Completely remove any water inside.
- Raise water temperature gradually, measure the resistance between the engine coolant temperature sensor terminals when the temperature is 20°C (68°F) and 80°C (176°F).NOTE: Agitate the water for even temperature distribution.
| Water temperature | Terminal No. | Standard |
|---|---|---|
| 20°C (68°F) | 1 and 2 | 2.45±0.2 kΩ |
| 80°C (176°F) | 0.318±0.013 kΩ |
Factory Service Tools
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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.
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