As the title I'm not getting any hot air through the cabin. I've read that the heater control valves have problems and you can bench test them to see if they are working properly. Question is can you take the valve out leaving the pipes in so I don't have to remove to 2 hoses as they are a bit of a pig to get to?
Any help would be great. Thanks.
Not getting hot air m50 swap
Moderator: martauto
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DanThe
- E30 Zone Team Member

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- Joined: Sat Sep 10, 2005 11:00 pm
- Location: Staffs
Have you got the hoses the correct way around?
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Davidchurch
- E30 Zone Newbie

- Posts: 47
- Joined: Sat Sep 07, 2013 11:00 pm
Yeah, it was working only just stopped the other day.
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Brianmoooore
- E30 Zone Team Member

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- Joined: Mon Jan 10, 2005 11:00 pm
The common problem with the heater valve is that it blows its top and dumps your coolant over the passenger side carpet. I have never known a correctly connected (flow direction) valve stop the heater producing warm air.
Does the heater unit produce large quantities of cold air?
Does the heater unit produce large quantities of cold air?
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Davidchurch
- E30 Zone Newbie

- Posts: 47
- Joined: Sat Sep 07, 2013 11:00 pm
Yes when i put it on hot its cold but then when i put it on cold its so much colder and chucks it out.
