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-   -   Low COOLANT light (https://rennlist.com/forums/991/1404134-low-coolant-light.html)

dak911 03-20-2024 05:24 PM

Low COOLANT light
 
I "assume" that one of the dash warnings is a low coolant ?
I don't have the manual here, but if there is, at what point would the LOW COOLANT dash light come on ?
Would a quart do it?


Tier1Terrier 03-20-2024 07:51 PM

Not sure I would wait for the light. Just check the bobble gauge in the back and make sure the little red ball is near the middle of the circle or toward the top.

dak911 03-20-2024 09:38 PM

Never had THIS problem with the AIR COOLED CARS !!:icon107:

CSK 911 C4S 03-21-2024 12:35 AM


Originally Posted by dak911 (Post 19343527)
I "assume" that one of the dash warnings is a low coolant ?

I'm wondering what light you are referring.

It will say in the display low coolant so post a picture of this mystery light.

dak911 03-21-2024 08:08 AM

Here's the story
A few weeks ago I noticed a very slight "burning" smell (not coolant) after driving about 20 minutes...
No notice of any warning lights on the dash, checking the coolant it was a quart low.
I assume that the engine was running a bit hotter than normal and the "burning" was caused by the elevated temperature burning off what ever
would not "burn" at the normal temperature ???

vanlieremead 03-21-2024 09:44 AM


Originally Posted by dak911 (Post 19344487)
Here's the story
A few weeks ago I noticed a very slight "burning" smell (not coolant) after driving about 20 minutes...
No notice of any warning lights on the dash, checking the coolant it was a quart low.
I assume that the engine was running a bit hotter than normal and the "burning" was caused by the elevated temperature burning off what ever
would not "burn" at the normal temperature ???

You may new to your 911? That is the “Porsche smell”. I got it after my first Autocross (years ago). The engine temp fluctuates enough for anything to start to smell - maybe the first time but I’ve never been so privileged! Like everyone said, just add a bit. But, you should never loose coolant. If you do, you have a leak.

if you are new, PM me for some info. Good luck either way.

dak911 03-21-2024 10:54 AM


Originally Posted by vanlieremead (Post 19344564)
You may new to your 911? That is the “Porsche smell”. I got it after my first Autocross (years ago). The engine temp fluctuates enough for anything to start to smell - maybe the first time but I’ve never been so privileged! Like everyone said, just add a bit. But, you should never loose coolant. If you do, you have a leak.

if you are new, PM me for some info. Good luck either way.

New to Porsche.... Not really, My first 911 was a 79 triple black Targa that I bought in 1981... 7 911's, 5 Boxsters a 356 Cabrio, a 914 (2,0) (did I forget some) ?
But thi is the first time I've smelled "burning"
This is the first 991 (2019 Base Cabrio 36,00 miles when I bought it) that I've owned, the 911 before this was a 997 (06 Cabrio, Porsche numbering is strange) the Boxters were in between
I've had this one for about 8 months (but not used a lot)..and have not seen any evidence of a leak .... (Aircooled 911's leak, but not coolant :roflmao: only oil)
ps.. My avatar is an 79 911 Euro Turbo look that I imported in 85... I towed the RIB from FL to PA (photo)

ninefiveone 03-21-2024 01:54 PM


Originally Posted by dak911 (Post 19344487)
Here's the story
A few weeks ago I noticed a very slight "burning" smell (not coolant) after driving about 20 minutes...
No notice of any warning lights on the dash, checking the coolant it was a quart low.
I assume that the engine was running a bit hotter than normal and the "burning" was caused by the elevated temperature burning off what ever
would not "burn" at the normal temperature ???

Coolant systems don’t work like that (less coolant, higher temp). Sure if the coolant is low enough, engine temps will rise but it’s fairly binary. Either there is enough coolant to cool the engine or not.

The question is what kind of burning smell you’re getting. Rubber, oil, etc?

dak911 03-21-2024 02:48 PM


Originally Posted by ninefiveone (Post 19345016)
Coolant systems don’t work like that (less coolant, higher temp). Sure if the coolant is low enough, engine temps will rise but it’s fairly binary. Either there is enough coolant to cool the engine or not.

The question is what kind of burning smell you’re getting. Rubber, oil, etc?

Very slight burning,,, not rubber, doesn't smell like oil ??

MikeL31 03-21-2024 03:11 PM

every porsche, bmw and audi ive had always burns some coolant at some point. some more frequently than others. ive probably topped off the coolant 2-3 times in the 20k miles i have on my 991.

IXLR8 03-21-2024 05:27 PM


Originally Posted by dak911 (Post 19344006)
Never had THIS problem with the AIR COOLED CARS !!:icon107:

Still got one. ;)

IXLR8 03-21-2024 05:31 PM


Originally Posted by MikeL31 (Post 19345168)
every porsche, bmw and audi ive had always burns some coolant at some point. some more frequently than others. ive probably topped off the coolant 2-3 times in the 20k miles i have on my 991.

Its not burning off. You have a slight leak somewhere. I've never had to add coolant when the system is at the proper level in all the cars and motorcycles I have had. Its a sealed system.


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