What does it mean when your coolant level is low?
Your coolant level is low. If the coolant level in your reservoir is very low, below the “Min” or “Low” mark, there’s a decent chance you have a leak somewhere. We’ll get to that in a minute — but there is always the chance that you just need to add more coolant. Solution: This is potentially an easy fix.
What happens when a radiator cap goes bad?
The radiator cap keeps the coolant inside the system, and at the right pressure. A faulty cap can allow coolant to escape, which can turn on the warning light. Solution: You or a mechanic can replace the bad cap with a new one. If you attempt this yourself, be sure to wait until the engine has cooled down completely — you could get badly burned.
Where is the coolant level warning light on?
Depending on the vehicle, this message can appear on the driver information center in the middle of your instrument panel. If the light comes on, it’s cause for serious concern. The consequences of a low coolant level can include overheating and the destruction of your engine.
How does a coolant level sensor work in an expansion tank?
The coolant level sensor can be a float-type device, which activates the warning light when a low coolant level sends it to a low position in the expansion tank. Or it can involve electric sensors with two electrodes that are placed at the bottom of the expansion tank.
When does the coolant level low add coolant message appear?
The Coolant Level Low Add Coolant message appears on your driver information center (DIC) when the engine has an insufficient amount of coolant. After adding more coolant, the DIC will turn off this message. Was this answer helpful? Thank you for your feedback! Sorry about that. Why wasn’t this information helpful?
Where is the low coolant message on a Duramax?
During PDI, coolant should be added to fill the upper chamber of the radiator surge tank. (Fig. 6) A coolant level that is low enough to turn on the Low Coolant message will be below the horizontal line across the radiator surge tank. (Fig.
What causes low coolant level in radiator surge tank?
The low coolant level in the radiator surge tank may be due to the fill process at the assembly plant, which cannot purge all of the air from the cooling system and the surge tank. After the engine has been thermally cycled, air rises and causes the coolant to become lower than when initially filled. Coolant Levels
What should I do if my coolant level is low?
If there is a rise in the temperature gauge, check your radiator for coolant levels. You can add water until it overflows and continue observing the gauge. If the problems persist, then you can be certain that it is coolant leakage. It is dangerous driving with low engine coolant as it will destroy engine components.
Mine came up recently with IC message ‘Coolant low – visit workshop’ that went away with a 15A fuse replacement in engine bay ECU fuse box. The blown fuse set several codes related to EGR & cooling suction fan as well but only that 1 message appeared in IC to indicate anything was wrong.
When was the low coolant warning on my Atlas?
My Atlas (V6 AWD with 22,000kms) alerted us to a low coolant warning about 2 months ago, and when I looked under the hood, the coolant was only slightly below the minimum level. I called the dealership and they were able to get me in after ~45 days.
Why does my washer warn when the coolant level is low?
Interestingly after posting here, and prior to replacing the coolant sensor, the washer bottle was genuinely low, and the washer / coolant warning lights were on and off like a Christmas tree! I am now looking at replacing the one for the washer. I’ll reply with the results. Now replaced the washer bottle sensor, still persists. :- (
Why does my radiator have a low warning light?
Over recent months I’ve been getting the coolant level low warning light coming on intermittently. I have checked the radiator on a number of occasions and the level looks fine (i.e. full).
What are the symptoms of a low coolant level?
Symptoms of Low Engine Coolant 1 Low engine coolant symbol on dashboard. Most modern cars have a warning light that will appear on the dashboard if the engine coolant is low. 2 Fluctuating temperature gauge. 3 Rising temperature gauge. 4 Heater not working. 5 The sweet smell of anti-freeze.
Why does my L5P have a low coolant message?
Low Coolant message came on again.2nd time dealer. First time they stated that the coolant was at the wrong level and that the sensor inside the tank was faulty. Everything replaced. Dealer is keeping it over night due to the fact that the tech apparently pressurized the system and the coolant went down an inch.
Depending on the vehicle, this message can appear on the driver information center in the middle of your instrument panel. If the light comes on, it’s cause for serious concern. The consequences of a low coolant level can include overheating and the destruction of your engine.
Why is the coolant in the surge tank so low?
By this time, the coolant level inside the coolant surge tank may be lower. If the level is lower, slowly add more of the proper mixture to the coolant surge tank until it reaches the indicated mark.