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Why is my low coolant light flashing?
If the coolant red light is flashing, then that means that a sensor is not responding to the computer system at that time. Check the coolant temperature sensor, and the coolant level sensor and make sure that they are plugged in. Remove the harness to them and check the sensor for resistance.
What does flashing red coolant light mean?
Flashing red coolant light = low on coolant. Steady red coolant light = engine overheating, pull over and stop engine IMMEDIATELY and do not run until the problem has been identified.
What does it mean when the temperature light is blinking?
overheating
If your car’s water temperature light starts flashing it means the engine is overheating.
How does the coolant temperature sensor on an Audi A4 work?
The simple sensor relays the exact temperature to the engine and coolant temperature gauge to show you when the engine is up to temperature and tell the ECU when to kick on the cooling fans. This DIY on your Audi A4 or various VW models can be a tedious job, but it is straightforward.
Are there problems with the oil level sensor on an Audi A4?
Click here to order! If you drive an Audi A4 there is a very good chance you already know about the oil level sensor and never ending problems with the ever present oil warning light on the dashboard. These cars are notorious for problems with the sensor failing and then causing other electrical problems within the sensor system.
Where does the low coolant level warning light come from?
If this is the case, you should be able to drive directly to a repair shop to have any necessary repairs done. The low coolant level warning light is part of a system that includes a sensor inside your cooling system’s expansion tank.
What do the warning lights on an Audi tell you?
The message Audi pre-sense and a warning tone will warn you about danger. Brakes: stop vehicle and check brake fluid level. Stop the vehicle and check the brake fluid level. Contact your Audi dealer for assistance.