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So an update...from cold when it's started it seems to fill the radiator with air which eventually stops the coolant from returning to the expansion tank. The coolant will literally boil over unless rev'd then the levels return to normality and the engine will cool down. When the engine is...

So I've checked all the valves and they're all free of bubbles. Jiggle valve is running coolant. I'm smelling fumes in the heater tank and also there's a bit of oily residue building up on the new expansion tank neck and cap. That's head gasket isn't it??

Hi thanks again. So take the small pipe off the tank and block the end to force coolant in to the head. Is that what you're saying?

I'm assuming the jiggle valve is for the heater matrix. So bled the heater matrix outlet valve and it was coolant from the off. Heater works fine, very hot and cold. Tempstature gauge stayed at 1/2 while driving around town no problems but under acceleration and torque rose up to 3/4. Expansion...

What does the jiggle valve do? I've found the heater matrix valve on the outlet pipe so I'll bleed that now. Excellent support by the way. Thanks all.

Just another update. So I refilled the coolant and ran it with the cap off. Opened And closed the heater matrix controls on the dash ( hot and cold) and it hasn't bubbled over at all. The temp sensor on the dash does go up to 3/4 but the fans are kicking in and the temp comes back down to 1/2...

Hi all. Just joined although I'm on my 4th Freelander. Basically I'm after some technical advice from all you specialists or empathysers. So I just bought a freelander 1.8 on a R reg. Great service history but the expansion tank was cracked and that was the reason the seller gave to it boiling...