Hybspec

P0115

Średni

Engine Coolant Temperature (ECT) Sensor Circuit — Malfunction

OBD-II (EN): Engine Coolant Temperature Circuit

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Code P0115 — Engine Coolant Temperature (ECT) Sensor Circuit — Malfunction. Symptoms: cooling fan runs constantly or not at all. Possible cause: faulty ECT sensor. Professional diagnosis recommended.

Symptoms

Cooling fan runs constantly or not at all, engine warm-up issues

Possible causes

Faulty ECT sensor, open wiring, low coolant level

Affected systems

Silnik spalinowyChłodzenie baterii

Tags and synonyms

ecttemperatura silnikacoolant temperaturechłodzenie
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Does code P0115 require professional diagnostics?

The code alone is not enough. To find the cause, you need to read live data, check freeze frame conditions, and compare with vehicle behavior. Book a diagnostic session.

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