Technical multi drinks water and gags for air when u top it up

[pete123]

hi my multi started playin up she drinks water like no tommorow or stores it some where as it some times over fills its self and when i release the petrol cap it sucks in lots of air. car is a 2000 1.6 petrol 100hp standard model no chips cant seem to sorce the problem have been told it could be the head but on closer inspection doesnt look like the suspect have put kseal in the water to try and solve the problem as did have a rad leak any ideas welcomed thasnks

 

[pete123]

by all acounts got air gettin in as can here it when car is hot does any one no where the bottom end bleed nipple is sittuated as was told there was one and need to bleed the system

 

[Alpitlum]

2 nipples on top of radiator and 1 on hose going to heater.
Can't see there being a 'bottom' bleed nipple as air rises..

 

[Alpitlum]

Have you had it tested for head gasket?
Try starting it up with water tank cap off and see if it throws a load of water out.
Get it sniffed at your local garage, see if there are hydrocarbons in the water

 

[pete123]

been tested for head gasket and there is no chance of that i bleed the system and there was loads of air and some muddy water though the person that owned it before me abussed it proper but all seems to be ok just the petrol tank to sort now thanks