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You just replaced coolant level sensor 5 months ago and the light has come on again?
Wiki User
∙ 9y ago
The new sensor could be stuck. Or the wiring could be loose, or the coolant could actually be low. Check the coolant level and the sensor wiring first.
Wiki User
∙ 9y ago
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Check engine light is on in a Saturn sl2 the code is for the coolant temperature sensor I replaced the sensor the checker auto parts guy reset the code same thing came up again IS It bad wiring?
Sensor, wiring, or computer. Those are your three options.
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Could be a problem with the wiring from the computer to the sensor.
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Your 1993 STS sHow is hot engine then coolant overheat the engine water pump thermostat radiator have all been replaced What is the problem the fans are working fine?
Check your cooling fans in front of the radiator. It could be a relay or fuse to your high speed fan motor. Also, check your coolant temp sensor, antifreeze level, and or thermostat again.
In a Chevrolet Cobalt the digital coolant numbers goes off then shuts off the ac?
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change the relay and drain refill with a cleaner then drain again and refill with anifreeze and water.
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i have code po335 i changed sensor but came on again
