![]() ![]() If you do need frequent top-ups, you may have a small leak somewhere, the thermostat housing or water pump being the usual culprits. After the engine is fully cool, remove the overflow tank cap and fill until the float is at the correct level (the ball on the "stick" level with the top of the tank). If air is coming out, wait until you see a bubble-free drip of coolant on to the rag.ģ. Put a rag around the bleed screw near the filling cap of the overflow tank (should be a black plastic screw with a large phillips head), loosen the screw a turn or two until either air or blue antifreeze starts coming out. ![]() Bring engine to operating temperature with the heater on full.Ģ. Coolant is responsible for keeping your engine at a safe operating temperature, but it also plays a crucial role in providing heat for the interior of your car. try bleeding the air out of the cooling system as follows:ġ. One of the most common reasons why your BMW heater might not be working is due to low coolant levels. Trolling a little bit? That would be pretty close to 50/50 and it wouldn't really matter if it was off by 10 to 20%.There is a possibility that you have some air trapped in the cooling system if this happens, diverting coolant to the heater which may have had an air pocket may temporarily lower the level in the overflow tank, which may flow back again when the car is switched off. They are roughly ordered by importance, which tends to be by color (red, amber, yellow, orange, green, blue, gray), but there are over 80 of them so be patient Serious trouble or fault indicators. Click the link to the right of each one to learn more. Lol um.you know that isn't a 50/50 mix right?! Not the most scientific drinking cup there The following are warning lights and indicators found in vehicles built by BMW. An overheated engine can cause incredible. So, can you drive safely with your Coolant Pressure Light on The short answer is that it probably won’t get you killed, but it could mean death to your car engine. This is the first time I have had to add coolant since I bought the car new in Feb 2008. ( 1,822) Your Coolant Pressure Light comes on when your engine is overheating due to insufficient coolant. I added 24 ounces ( 0.7 liters) of 50/50 mix to raise the floating level indicator to between the low and high indicators when viewed on an even plane with the filler neck. The BMW coolant is a blue color I have never seen before. My level indicator in the reservoir was quite far down and not even visible when viewed at a low angle. It needs to be diluted 50/50 with distilled water. The repair cost of a faulty intake manifold gasket can range from 200 to around 600. But averagely, it will cost you around 130 to 230 to replace the reservoir. It cost me $8.35 (also available on GetBMWParts website for $6.68. The price of repairing or replacing the coolant reservoir varies based on the mechanic fee and the kind of car you drive. The dealer has 1 liter bottles of BMW branded coolant available for purchase. My coolant indicator illuminated as well. ![]() Would a low coolant light warrant a coolant change even though I'm going to need a water pump in the near future and will more than likely have it changed them? Kinda want to know how to handle so it doesn't happen when my girls in the car and I'm no where near my Indy mechanic. It seems that there are mixed reviews on preventative maintenance on E90 water pumps and that just wait until it fails. My plan of attack is to top off the coolant and see if it comes back on to determine if there is a leak, even though I religiously check under my car for anything leaking and haven't noticed anything recently. My current Mileage is ~73K and I experienced the low coolant light this morning. I should have elaborated/provided more information in my initial post. You'll get yellow/orange t-stat (overheat) warning then red and next will be the low coolant light (pictured by OP).įor the record, you're looking at a $1000-2000 if you're experiencing a water pump & T-stat failure. Earliest that you'll encounter this issue is around 60k miles (for me it was at 59,8xx one month ago). You'll know when you're faced with a water pump/ T-stat failure. ![]()
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