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Author Topic: Heater problems after head gasket change. HELP!!!  (Read 1815 times)

Offline greenhornetgti

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Heater problems after head gasket change. HELP!!!
« on: 11 February 2012, 18:56 »
Hi ive just changed the the head gasket on my 1.6 golf e/c AEH but the heaters are blowing cold, i have tried bleeding but it makes no difference. has anyone got any ideas or know if theres a specific way to bleed them? Any help is much appreciated.
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Offline jonnyturbo

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Re: Heater problems after head gasket change. HELP!!!
« Reply #1 on: 11 February 2012, 18:57 »
themostat ?
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Mk4 golf 1.8t AUM Hybrid K03s. Custom Mapped by R-tech to 260bhp. CR hybrid turbo Audi TT injectors / fuel pump, Forge tip,THS FMIC,Carbonio CAI, Full milltek turbo back, N249 bypass, Fully poly bushed, Weitec coils. Genuine R32 front bumper and Genuine R-line rear, Genuine Porsche twists, Anniversary black interior.

Offline greenhornetgti

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Re: Heater problems after head gasket change. HELP!!!
« Reply #2 on: 11 February 2012, 19:09 »
cheers i thought i might be that, i'll change it and see what happens. do you know if you have top bleed them in a specific way?
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Offline jonnyturbo

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Re: Heater problems after head gasket change. HELP!!!
« Reply #3 on: 11 February 2012, 19:32 »
Could well be temp sender also
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Gone but still keeping a close eye on it...

Mk4 golf 1.8t AUM Hybrid K03s. Custom Mapped by R-tech to 260bhp. CR hybrid turbo Audi TT injectors / fuel pump, Forge tip,THS FMIC,Carbonio CAI, Full milltek turbo back, N249 bypass, Fully poly bushed, Weitec coils. Genuine R32 front bumper and Genuine R-line rear, Genuine Porsche twists, Anniversary black interior.

Offline greenhornetgti

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Re: Heater problems after head gasket change. HELP!!!
« Reply #4 on: 12 February 2012, 10:33 »
just changed the thermostat and its still blowing cold air. any other ideas. does it need jacked up and bleed or something?
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Offline badboybunty

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Re: Heater problems after head gasket change. HELP!!!
« Reply #5 on: 12 February 2012, 10:53 »
flush coolent system if coolent/oil mixed :smiley:
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Offline badboybunty

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Re: Heater problems after head gasket change. HELP!!!
« Reply #6 on: 12 February 2012, 10:55 »
also put heaters on full blast on windscreen might have a airlock
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Offline greenhornetgti

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Re: Heater problems after head gasket change. HELP!!!
« Reply #7 on: 12 February 2012, 11:00 »
cheers mate i'll give it a go now and let you know how i get on
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Offline greenhornetgti

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Re: Heater problems after head gasket change. HELP!!!
« Reply #8 on: 12 February 2012, 12:02 »
i've tried all the above but still no joy, i also flushed the heater matrix and refilled the water system but when i feel the matrix pipes one is hot and the other is cold. is there anyway i can force the air locks?
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Offline badboybunty

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Re: Heater problems after head gasket change. HELP!!!
« Reply #9 on: 12 February 2012, 12:48 »
did oil/water mix in the expansion bottle sounds like blockage or air lock
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