Why would the coolant reservoir be empty?

If the reservoir cracks or develops any small leaks it can cause the coolant it is storing to leak or evaporate at a slow rate. The leaks may be small enough that they may not be obvious to the driver, however, over time they will cause the reservoir to empty out.

How do you get coolant out of a Lexus radiator?

Take a 3/8″ piece of tubing and connect it to the coolant drain port. This way, the coolant will flow out of the block and into a bucket. Figure 4. Cleanly drain the coolant to a bucket by using a hose. Replace the radiator drain stops, and then remove the radiator cap.

How often should I Flush my Lexus IS 250 radiator?

The radiator in your Lexus IS regulates your engine’s temperature. By flushing your radiator every 12 months, you will protect your radiator from rust or debris build-up that can lead to a clogged cooling system, which in-turn could cause your engine to overheat. This article applies to Lexus IS 250, IS 350 (2005-2014).

What happens if the radiator is blocked on a Lexus IS?

When the radiator is blocked or not working at its optimal rate, your engine can overheat, causing serious problems with the performance of your Lexus IS. Before starting, make sure the Lexus IS has not been operated for at least 2 hours. The engine retains a lot of heat, so that should give it enough time to cool down.

What’s the best way to flush a Lexus IS?

Cleanly drain the coolant to a bucket by using a hose. Replace the radiator drain stops, and then remove the radiator cap. Fill your IS with Toyota Super Long Life Coolant until it reaches the full line. Figure 5. Use Toyota Super Long Life Coolant only. There will likely be air in the coolant system at this point, which is not ideal.

Is it normal for a coolant reservoir to overheat?

It has done this before (rough starting when the gauge reads temps above the red line, but without the violent boiling) but i just added more coolant to bring it up to full and it worked normal for like 6 months, up till now.

Is the coolant in my Camry reservoir boiling?

My 93′ Camry (3vz-fe) just overheated yesterday and the coolant in the reservoir was boiling to the point that it completely evaporated even after i turned the engine off for about half an hour. i have noticed some small leakage before in my garage, but nothing tremendous. I refilled the system completely full and filled the reservoir.

Why do I have no coolant in my car?

The fact that you sometimes have no heat in the car is something you need to look at and find out why that is happening. Whatever is causing that, you don’t have consistent coolant flow going into the heater core. The best way to diagnose is to do a coolant pressure test to find any leaks.