Why is the engine cooling system warning light coming on?
The Engine Cooling System warning light has been coming on lately but only if I have the air-con on with the fan set to speed 3. While the light is on, the radiator cooling fan is also on all the time. Coolant level is fine, tempaerature gauge continues to work fine also. The light itself is a radiator with a cogged wheel inside it.
When does low coolant light come on and off?
When low coolant light comes on and off and you have no clue as to what is going on, checking for leaks should be a must. Never Underestimate The Influence Of low coolant light comes on and off. Source: DoItYourself.com 3. Cold Weathers When you park your cars in cold or freezing temperatures, the coolant fluid tends to contract.
Why is the coolant coming out of my radiator?
If you have a leaky radiator cap, the coolant gets eliminated from the overflow tube when the coolant expands due to car heat-up. On the other hand, a gasket leak may lead to exemption of coolant from the system but you may not notice it as this is a slow leak process.
What does the blue coolant light on a car mean?
On some cars (usually Japanese), a blue coolant light illuminates to inform you that the engine coolant is cold and is not yet up to optimal operating temperatures. This simply means that you should avoid high engine loads until the blue coolant light goes out.
How does the low coolant warning light work?
If the level falls below a critical amount of coolant in the radiator or expansion tank (attached to the radiator via a hose or pipe), the sensor sends a signal to the vehicle’s onboard monitoring system which then turns on the low coolant warning light on the instrument panel in order to alert you of the issue.
Why is my Chevy L5P low coolant light coming on?
Its happened a few times. The truck is a 2019 2500HD with 30,000 miles. I have a friend with a 2017 with 30,000 and its now doing the same thing. Dealer did a pressure test of the coolant system and found a head gasket issue.
What kind of truck has low coolant light?
The truck is a 2019 2500HD with 30,000 miles. I have a friend with a 2017 with 30,000 and its now doing the same thing. Dealer did a pressure test of the coolant system and found a head gasket issue. This is the 5th truck he has had with this issue in the last 2 months.
What does low coolant light on PACCAR mean?
It is a new addition to the fleet. This engine has had the DEF system deleted and the engine has been tuned with a 10% boost in HP. Before this was done, the head, head bolts and gasket were all replaced. A couple weeks later while I am out on the road, the low coolant light, check engine light, and stop engine light come on.