Coolant Loss - Steamy Scoobie
#1
Coolant Loss - Steamy Scoobie
OK, here's the story - the headgaskets have just been changed...along with the radiator, radiator cap (and all the belts) and the header tank's less than a year old.
Last Friday, on the way home and suddenly there's a faint 'pop' and boost needle races around the guage. I looked under the bonnet and couldn't see anything obvious so I limped home the final couple of miles.
Turns out one of the vacuum hoses (the small ones) has come off - one of the three that plugs into the intake manifold from the Turbo I think.
Plug it back in and all seems well. A little later and I drive a mile to my son's house but as I stop, there's steam comming out of the bonnet vent on the drivers side and also through the scoop. Only for a couple of seconds and then it's clear.
Since then, as soon as she gets warm and if I drive briskly, I get the steam treatment and i'm getting coolant on the drivers side inner wing. She's also using/loosing coolant.
The temporature always stays mid guage, the cooling fans switch in and out as they should. There's no coolant in the oil and oil level hasn't dropped. performance seems normal and there's no bubbles in the overflow....
Can't see where the coolants leaking...any ideas?
Thanks
Jon
1996 WRX classic import.
#2
does the drivers side headlight get wet? if so its poss your rad has split. usually the black plastic splits just on the front with a hairline fracture and jets coolant out under boost. look carefully on drivers side for any coolant traces about 2 to 3 inches down from top of rad on the bumper side.
put a retainer clip on hose that blew off to avoid serious engine damage.
put a retainer clip on hose that blew off to avoid serious engine damage.
#3
HI,
in and around the battery area, the coolant will stay there for ages when spilt or coolant leaks (smells like buring doesnt it)
you will also notice steam coming from your vents etc,
i really wouldnt worry about it, the coolant will eventually burn off.
I had same fault. i was in the pertrol station when it first happend, and everyone seemed to clear the area............really dont know why, he he.
it did this for about 2 w eeks unitl it all burnt off.
also the coolsant gets trapped on drivers side by the head lights.
I bet you keep checking the water for oil and stuff aint ya? cos i bet you keep thinking the head gasket has gone again? I was exeactley the same.
easy way to check if head gaskets are gone (for future use) is check that the eingine pressurises ok b making sure that the pipes on the rad are nice and hard.
hope this helps.
in and around the battery area, the coolant will stay there for ages when spilt or coolant leaks (smells like buring doesnt it)
you will also notice steam coming from your vents etc,
i really wouldnt worry about it, the coolant will eventually burn off.
I had same fault. i was in the pertrol station when it first happend, and everyone seemed to clear the area............really dont know why, he he.
it did this for about 2 w eeks unitl it all burnt off.
also the coolsant gets trapped on drivers side by the head lights.
I bet you keep checking the water for oil and stuff aint ya? cos i bet you keep thinking the head gasket has gone again? I was exeactley the same.
easy way to check if head gaskets are gone (for future use) is check that the eingine pressurises ok b making sure that the pipes on the rad are nice and hard.
hope this helps.
Last edited by dieard; 07 August 2005 at 04:42 PM.
#4
oh, just read your post again, your loosing coolant,?
check that the pipes are pressureising,
the lower pipe on the passenger side on the rad should be cold, and top one should be hot,
also remember that the engines on its side (im no mechanic by the way), so your head gaskets are pointing towards the wings, possible that there is a prob with one of the gaskets still?
have you tried removing the skid plate to see if it has collected any coolant?
how much are you loosing?
check that the pipes are pressureising,
the lower pipe on the passenger side on the rad should be cold, and top one should be hot,
also remember that the engines on its side (im no mechanic by the way), so your head gaskets are pointing towards the wings, possible that there is a prob with one of the gaskets still?
have you tried removing the skid plate to see if it has collected any coolant?
how much are you loosing?
#5
jon,
once engine is up to temp. the lower pipe should NOT be cold. if it is then your t'stat is not opening. incidentally , the rad hoses will not feel hard at idle and will only pressurise at increased revs.
check rad first before worrying about gaskets.
once engine is up to temp. the lower pipe should NOT be cold. if it is then your t'stat is not opening. incidentally , the rad hoses will not feel hard at idle and will only pressurise at increased revs.
check rad first before worrying about gaskets.
#6
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i know you stated you just changed your rad but those were the exact symptoms of where my rad failed, coolant down that side, the odd whisp, the head tank going down.
my advice to you is get it to len and get it checked out, might even get it fitted same day
my advice to you is get it to len and get it checked out, might even get it fitted same day
#7
Originally Posted by buzzard
jon,
once engine is up to temp. the lower pipe should NOT be cold. if it is then your t'stat is not opening. incidentally , the rad hoses will not feel hard at idle and will only pressurise at increased revs.
check rad first before worrying about gaskets.
once engine is up to temp. the lower pipe should NOT be cold. if it is then your t'stat is not opening. incidentally , the rad hoses will not feel hard at idle and will only pressurise at increased revs.
check rad first before worrying about gaskets.
anyway, only trying to help!
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#8
Hopefully found the problem!
Hi all,
thanks for all your replies and help....I dis a little more poking about this p.m. Checked everything....rad, coolant header, bubbles in the coolant - thankfully not....so I did the only thing any self respecting scoobie owner can do.....Flat out in 1st and 2nd to really pressure the system and bingo! big leak from under the top hose.
Wahat had been a small failuere, that only leaked underway and then closed up at idle, had turned into a full blown flood. Off to Gatwick Subaru tomorrow for a new top and bottom hose as well....
Regards
Jon
thanks for all your replies and help....I dis a little more poking about this p.m. Checked everything....rad, coolant header, bubbles in the coolant - thankfully not....so I did the only thing any self respecting scoobie owner can do.....Flat out in 1st and 2nd to really pressure the system and bingo! big leak from under the top hose.
Wahat had been a small failuere, that only leaked underway and then closed up at idle, had turned into a full blown flood. Off to Gatwick Subaru tomorrow for a new top and bottom hose as well....
Regards
Jon
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