But again, once the key is turned off, it reset and all is fine. It’s another reason why your car smells like antifreeze but not overheating. The first sign of a car overheating is either when the needle on the temperature gauge pushes its way into the ominous red zone or the “Check Engine” or “Temperature” malfunction indicator light on the dashboard casts a sinister glow. An Internal Puncture. I'm not sure if this applies to you or not but if figured i would post anyways. Low coolant light came on and then car started making gurgling sounds when I came to a stop. Even if there is no evidence of coolant in the oil from looking at the underside of the oil filler cap, a good plan would be to have any competent shop run a test for coolant in the combustion gases. VW coolant light comes on, but the car is not overheating? 4. So, Im guessing it's just the sensor. The electric cooling fan may not be coming on. The Engine Overheating light comes on just two miles down the road. Listen to me, You better get that checked dude, thats how i lost my buick. The coolant light comes on, but the engine is not overheating. The light is not defective. An audible alert may also be heard depending on your vehicle. To protect against overheating, most modern vehicles have an engine temperature warning light, which alerts you to a problem in your cooling system.The first sign of a cooling system problem often occurs when the engine is already in the process of overheating. In many cases, this can be too late to prevent expensive damage. By Deanna Sclar . The next morning I started it and while I was scraping the windshield of ice (only twenty seven degrees here). One of the most common problems with VW vehicles is that the coolant light comes on or flashes, but the car is not overheating. The cooling system must maintain pressure and a proper coolant level or the engine will overheat. The Fix: Refill the coolant to the proper level. I'd keep going as is but I definitely don't want to chance it. Coolant Light blinks sporadically - yet car does not overheat S-Series Tech. the water pump costs 20 dollars and if you can get the belt off then you can replace it. the light coming on but not overheating and not low fluid. When I rev the engine when bleeding, bubbles were present and at the same time coolant was boiling. Luckily, this is a quick and cheap fix. Engine coolant level may be very low. This problem is usually caused due to a faulty temperature sensor or a damaged wire harness. Car started over heating today, changed upper sensor and flushed with new coolant, drove over an hour fine on the highway, now overheating and coolant light is on, but my cooolant res is full and coolant sprays out when i loosen the screw on the hardline above the IM. I am having my coolant resevoir replaced and sensor by my dealer because they told me that the problem i have told them about which is what your running into. The Fix: Repair or replace the cooling … DescriptionThis question was asked on the AskDAP Show Episode 1. 1. A worn, weak, or leaking radiator cap will not hold pressure, lowering the boiling point and allowing coolant to boil out. Wait until the engine as cooled off and locate and slowly remove the coolant reservoir or radiator cap and check the coolant level. When the engine is warmed up (hot) the coolant expands. I have a 2000 impala with the 3.4l v6 and the past day I got a hot coolant temp light pop up along with fast overheating. I … The easiest way to find out is to read the trouble code memory and check the … This coolant light also comes on for a low coolant level. Car does not blow white smoke. After looking more into it we found a leak from.behind the engine of the side of the alternator. If after you add coolant the lights comes back, you have a coolant … Red Engine Coolant Light On or Flashing. A coolant-warning-light will illuminate on your BMW's onboard computer display when the engine-coolant level is low. That is why the hoses get harder when warmed up. Baby born from 27-year-old frozen embryo is new record The flashing is either for low coolant or for overheating, and it sounds like you are having a low coolant problem. Common symptoms of a bad engine coolant sensor are overheating, difficult starting conditions, poor idle, check engine light ON and electric fans not working properly. Not seen any history of this in X3's, but I suppose it is possible, especially if there had been a bad overheating incident with your car in the past. 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. Especially if a car is a newer model, most people just assume everything’s OK, or that a light will show up on the dashb get ur water pump replaced, then seal any cracks with liquid glass. An overheating engine can cause more problems especially if you let it go too long and end end up cracking your block. Engine's drive belts may be broken or slipping. The engine coolant light may illuminate steady on or it may flash: Illuminate steady: This means the engine coolant is too hot and the engine is overheating. I was driving a few days ago and all of a sudden my coolant light comes on in my 2006 330ci convertible (I have not done any work on the car recently). It should be between the "Min" and "Max" lines. Most likely you are low on coolant. If the engine is not receiving enough coolant, it will overheat. Well I have noticed puddles of coolant under my car, however the car does not over heat the temp gage does stay in the middle.No lights are on the dash.When I pop the hood to make sure there is still coolant inside I take the top off and the coolant will rise up and bubble not all the way back to the line though. You will be able to find the leak just by observing the radiator and the hose. The blue light is only supposed to indicate low engine temperature, reminding you to go easy on the engine until the light goes out. Most people don’t check the fluid levels in their cars as often as they should. Do not open the reservoir while the car is still warm -- always allow it to cool first. However the check engine light came on and the code I received was (P0117 engine coolant temp circuit low input.) It may also allow coolant to leak externally. Overheating red light problem. It is a bit unusual for the coolant reserve tank to crack so make sure the problem is not one of the hoses. Faulty coolant sensor: The sensor that reads your coolant levels may be malfunctioning if the coolant level isn’t low, your engine isn’t overheating, but the light is still on anyway. Hey guys im new to this forum and I was wondering if I could get help. the problem was the water pump was bad, and by the time i replaced it my car had over heated. I've refilled the antifreeze and everything, but the - Answered by a verified Auto Mechanic We use cookies to give you the best possible experience on our website. Left alone, the liquid in the radiator eventually boils over, and steam rolls out from under the hood. Jump to Latest Follow 1 - 8 of 8 Posts. If I don't turn it off to reset, the check engine light come on and it will then go into a shut down mode. Hi everyone I have a 2001 Beetle. If the coolant-warning-light is illuminated in your instrument panel, your engine is likely going to overheat soon. If you continue to drive your car with low antifreeze your vehicle will eventually overheat. A small amount of pressure should be released which is normal if the radiator cap is good. If you’re leaking antifreeze but not overheating or you have a car leaking antifreeze when parked, you still have a chance to repair your vehicle for a lower cost. Just wait for the engine to cool, refill the cooling system, and install a new radiator cap. I did replace the thermostat about 3 months ago in the winter and re-bleed the system then. Bike was sitting for a good period of time when I bought it. Car leaking coolant but not overheating I have filled both radiator to the top and reservoir but the reservoir keeps emptying and the radiator level stays the same. and they said that some years had a bad sensor inside the tank that was a KNOWN problem. The Fix: Tighten or replace the belts. Low Coolant. It is NOT overheating and has NOT overheated. The coolant level was a little low so I added coolant . Coolant light on when heat comes on, and heat not working - Not overheating. Do you all … When the engine is cold the water coolant mixture is not under any pressure. However it is not overheating. I added coolant and it was fine so I drove home. Coolant is required in the reserve tank and capacity is 400ml (.42 US qt). Although, the coolant still was bubbling after an hour of bleeding. I was driving it today and the coolant light came on. Coolant external leak. Liquid glass level or the engine when bleeding, bubbles were present and at the same coolant! The fluid levels in their cars as often as they should a 2001 Beetle but not overheating and not fluid. Read the trouble code memory and check the … Hi everyone I have a 2001 Beetle winter re-bleed. People don ’ t check the … Hi everyone I have a 2001 Beetle that is the. Most people don ’ t check the … Hi everyone I have a 2001 Beetle lost my.... Chance it low so I added coolant illuminate on your BMW 's onboard display! Not overheating coolant to the proper level gurgling sounds when I came to a faulty temperature sensor a! 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