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It depends on what you mean by going off and on. If it happens like a flashing light (check engine) It will not be low coolant. It usually mean that you have a random missfire and that it is bad enough of a missfire that it is damaging your catalytic converter. You need to get to an auto parts store that will check your trouble codes.
What else can I help you with?
Can water in the gas tank cause check engine light to flash?
Yes, water can cause a misfire, which will cause the check engine light to flash.
Can a flashing engine light indicate a bad fuel filter?
Anything that could cause a cylinder misfire can cause the check engine light to flash. A restricted fuel filter is one.Anything that could cause a cylinder misfire can cause the check engine light to flash. A restricted fuel filter is one.
What cause the check engine light to flash on and off on a 1996 Ford Taurus?
If your check engine light is flashing that means an engine cylinder misfire has been detected
What does it mean if the transmission temperature light comes on after the check engine light comes on?
A low battery can cause the electrical system to flash check engine lights
What would cause the engine check light to flash on a 1997 ford f150?
If the check engine light is flashing at 1 second intervals , an engine cylinder misfire has been detected
Can a bad egr valve cause your check engine light to flash?
Yes it can if it is bad you will see the cel
Why does your anitfreeze coolant light flash?
Most likely because you are low on coolant. Check your manual for more specific answers.
What would cause a engine light to flash on a 2002 Mazda millenia?
A flashing check engine light is usually due to a misfire. see related questions below.
What would cause the check engine light to flash at a high speed in a 1999 dodge durango?
A flashing check engine light indicates a engine condition that could be causing severe catalytic converter damage. The usual cause is a harsh misfire. The engine computer will have set a code, or codes that will help in diagnosis.
Retrieving Toyota check engine code without scanner?
Jumping the pin connector on the ECU will allow the check engine light to flash on the dash console. The check engine light will flash repeatedly and show codes.
Why does the low coolant light flash on 2002 Pontiac Montana?
The coolant level sensor in the coolant reservoir detects the coolant level is low. The coolant system must have a leak in it somewhere. Have a trusted mechanic diagnose it soon before you do damage to the engine.
Why does the service engine light flash when eighty mph but doesn't throw any codes?
Depending on the year of the vehucle it may have a governor on it. When the governor kick in it will cause the check engine light to flash. It does not set any codes because there is nothing wrong with the vehicle.
