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What Causes the Fan to Keep Running After the Toyota Camry is Turned Off?

2 Answers

CorbinMarie

09/01/25 4:49am

Toyota Camry fan keeps running after turning off the reasons: 1. The Toyota Camry fan may continue to run for normal heat dissipation after turning off, which is a normal phenomenon. The fan serves a cooling function. After parking, if the coolant temperature is too high, the vehicle's computer will automatically calculate the fan's speed and duration. Therefore, the higher the temperature, the longer the fan runs to protect the engine. 2. It could be caused by a faulty coolant temperature sensor or a stuck fan relay contact, which can be resolved by replacing the faulty components. 3. There might be a loose circuit connection. You can try unplugging the fan's wiring harness to perform an independent power cut.

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MariaMarie

09/13/25 7:34am

I've been driving a Toyota Camry for several years, and it's quite common for the fan to keep running after turning off the engine, mostly because the engine temperature is still high, and the fan is automatically cooling it down. This is because modern car designs prioritize safety, allowing the fan to continue running for a while after shutdown to cool down high-temperature components and prevent engine damage. For example, in the Camry, the control system typically detects the temperature, and if it exceeds the set value, the fan is activated. However, if you notice the fan running for too long, say more than ten minutes, there might be an issue. Common causes include insufficient coolant leading to temperature misjudgment or a faulty temperature sensor, where incorrect signals from the sensor can cause the fan to run unnecessarily. I once experienced this myself—the fan kept running late at night due to a broken sensor, and replacing it solved the problem. It's advisable to check the coolant level and electrical connections to ensure proper cooling. Occasionally, this situation is normal and shouldn't raise concerns about driving safety, but if it happens frequently, timely inspection and repair are necessary to avoid major issues.

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