Re: 2002 Corolla check engine light seems wrong
Check your coolant to be sure there is enough and that there isn't any air in the system. If that's all good, that means the sensor is acting up and will need to be replaced.
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"Ok, systems check; the battery is discharging, the oil temperature is very high, the oil pressure is very low, the engine temperature is off the end of the scale, I'm running out of petrol... but the clock is correct!"
-James May, in an old, worn out Lamborghini purchased for less than £10,000.
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