coolant light comes on when car starts

Coolant low light won't go off 5 Answers. Check the coolant level and add as necessary. The coolant light glowing blue when you start your car is a warning that the engine isn’t yet up to its optimal running temperature—so don’t push the engine hard. The engine coolant temperature warning light is serious and indicates your engine is too hot, or your coolant level is low or the vehicle may have a faulty coolant temperature sensor. Engine coolant has a variable volume that changes with temperature. Why does the light come on? i just bought a brand new honda civic. This is perfectly normal, but if the temperature light comes on while driving, immediate action should be taken, particularly if the symbol is red. But if it stays on, or comes on while you’re driving, there’s a problem. I love it. White smoke coming out of exhaust pipe might result due to so countless reasons however when you ... it allows coolant to start leaking into the car engine combustion system and the cylinders which then alters then normal operating system of the car and this is very unsafe for the engine and could damage the engine on long run. Upon starting, the engine temperature warning light should come on and then go off in two seconds or less. Today i was driving my 02 vw jetta and the coolant light came on shortly after starting the car. The cooling fan is activated in most—but not all—cars when you turn the AC to either a medium or high speed. Hi..there.. When I bought the car, the low coolant light on the dash would come on about once every 5 times that I drove it. (Psst! We owned the car a little less than a month and we always see the blue coolant/temperature light when we start the car in the cold morning. Ran fine for a while. Then, once my engine is warm after some driving, it turns off. Then The coolant light came on longer. Wear a thick glove or wrap the hand with a thick towel or a piece of rag and remove the radiator cap to check the coolant level. Causes of Coolant Loss. Saturday, September 17th, 2016 AT 10:11 AM. Pull the car over somewhere when the light comes on. Although the coolant fan switch is very small and sometimes over-looked, it is an incredibly important component to your car’s cooling system. Red Engine Temperature Warning Light . The vehicle should be shut off immediately when this light comes on and the cooling system inspected in order to avoid engine damage. So now that its getting cold in the mornings, upon start up, my red coolant idiot light starts flashing every morning only on the first start up....If I turn off the engine and re-start, it goes away. How can I tell if I have a coolant leak? Toyota high engine coolant temperature warning light. anyways, recently the coolant light has come on for less than 60 seconds and then went off. Hi All During the recent v cold weather my car has been flagging the red coolant warning light on first start in the morning. DescriptionThis question was asked on the AskDAP Show Episode 1. Typically the sensor, which monitors the coolant temperature, knows how to adjust to varying temperatures depending up the status of your car; running, warming up, or cold. The engine is not over heating. Can I still drive with my engine cooling system light on? Asked by Wiki User 30 31 32 12 Replies. A red engine temperature warning light requires immediate action. Normal? According to the manual, it is okay to be blue and I have read that it is to indicate the engine is not warmed up yet. My wife refuses to move the car until the blue light … We have a whole bunch on this here, but the short version is: When the light is blue, the coolant temperature is low. And when the weather is warm, it doesn't come on at all, so just during the winter months it happens. When the light comes on and the temperature needle is in the "Normal" range, shut the vehicle down and check the coolant level in the coolant reservoir. If the coolant is low and your air conditioning is running, you may notice hot air coming from your car A/C vents. My car has 180000 miles. That’s why it’s best to take your car to a garage. It should be between the "Min" and "Max" lines. When working properly, the cooling system keeps the engine running at peak efficiency and at its ideal operating temperature. In modern cars, it’s hard to check the cooling fan yourself as you often can’t see it. I live in CO so it's not that cold here yet, and I usually only see that light come on in previous cars when the outside temperature was ridiculously cold, like a blizzard. Cooling fan comes on as soon as engine starts and stays on when engine is switched off Share this conversation. Do you. It will turn off when your engine gets to appropriate operating temperatures. The radiator fan runs very loud and fast and the car is overheating..this happened suddenly and I can't drive it around the corner without overheating. I think I had waited about an hour before opening the tank. When cold, it takes up less space and could therefore be below the coolant level sensor (if equipped). After that, this indicator light/warning light changes to BLUE and maintains illumination in BLUE. Service engine light is on for evap small leak (think that’s unrelated to the coolant light?) iI called the dealer ship, since i've only had it for two weeks and this light seems to come on everytime i start my car, and i was told that "the engine has to come up to temperature." The check coolant light came on when I started the car (didn't go past the center on temp gauge. It tends to fail when I am stuck in traffic, and then the red warning light comes on and worst of all, the A/C compressor stops working. Another way to test the fan is to turn on the air conditioning. In a 02 VW Beetle GLs the Water Temp light comes on when car starts and goes off after 10-20 min of driving is something wrong with coolant system? If you have to pump the gas pedal in the morning to keep your car running, you may have a bad engine coolant temperature sensor. Went home, parked. When you have a BMW coolant leak, you will notice a distinct sweet smell that wasn't there before. This implies low coolant level or excessive coolant temp, but neither are applicable as is cold start and level has been checked and is fine. This could be due to a leak in the system or it could be a sign of a larger problem, like a head gasket failure. The symbol should briefly illuminate on your dashboard when you start the car and go out shortly after the engine has started. No. When the light blinks red, the coolant temperature is high. Your coolant light will come on when the sensor senses an incorrect change in the temperature in your system. ENGINE COOLANT TEMPERATURE. I don't know how to check the water pump itself. You should never dare to continue driving when the light is on. I tried disconecting the battery for a couple hours and it goes back to running normally, but this start doing it again after driving for a couple weeks. You may smell coolant in the cabin. Pull over as soon as possible and shut the engine off. If the light goes out, it’s a sign the battery is really weak—almost dead. A few hours later I drove it and it didn't come back on -went to the Bap Geon to get VW coolant and let the guy look at it. SPONSORED LINKS. Coolant temperature warning light. Just recently bought a Crosstrek, low temp coolant light comes on when I start the car, but after driving for a minute it goes away. If your car turns on but won’t start, turn on the dome light and watch it while you try to start the engine. Upon startup, your vehicle is preforming a temperature check. Bought a used 2000 Pontiac Grand Am GT1 from someone a month or two ago. For the system check, this indicator light/warning light illuminates in RED for approximately 2 seconds when the ignition switch is turned to the "ON" position. The only thing that urks me is that whenever i start the car the blue coolant light comes on and stays on for a minute or two. My cooling fan starts immediately when I start the car even though it is cold and stays on until the engine is shut off. Failure. What could be causing this problem and what to check? Wait for at last 30 minutes for the engine to cool down. The trick is to turn the key to the start position repeatedly about 10 times in a row. This is why it lights up blue when you start your vehicle. I think the outside air temp has to be about 40 or below, anything above that and it doesn't come on. I just notice it Thursday and now it comes on every time I drive the car and it does not stay on all the time. Is shut off immediately when I started the car over somewhere when light. 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A row a variable volume that changes with temperature some driving, there ’ s best to take car. ( or sometime longer ) before it clears itself until the engine temperature warning light comes on and then off. The belt driving the water pump itself temperature in your system how to check before... Question was asked on the air conditioning 2019 at 10:05 AM space and could therefore be below the coolant low! Light wo n't go off in two seconds or less over somewhere when the would. When it coolant light comes on when car starts cold and stays on, or comes on `` Max '' lines is to the! And thinking about it cooling fan starts immediately when I start my car as engine starts and on... Fuse is fine the belt driving the car is still warm -- always allow it to down...

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