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check the coolant
If you grab the cover and pull it twards you it will come off.
Coolant is low or a sensor malfunction.
Low coolant level.
maybe cuz its low on coolant
It is possible that a check engine light on a Toyota Highlander will come on if the coolant level is low. Usually, though, there is another light that will come on that says 'low coolant' on some older Toyota's.
the low coolant light is only for radiater coolant,does not have anything to do with fuel pump!!
My coolant light come on want can it be.
It's a warning sign that you are low on coolant.
Because the coolant is low.
Either your coolant is actually low or you have a coolant sensor bad.
Low coolant or a defective sensor