heater problem

Don7778

Newbie
Joined
Dec 27, 2018
Points
1
The arm on the side of the heater core box that controls the temp is stuck in the closed position. What could cause this and what is the fix. This problem was intermittent for a while but not it is stuck solid
 

Don7778

Newbie
Joined
Dec 27, 2018
Points
1
The bowden cable may be snapped or siezed
The cable is free. It is the arm on the side of the heater core box that is stuck. I have removed the control cable from the arm. The arm itself will not move.
 

t-tony

The Legend
Deceased
Supporter
#ZedShed
Joined
Dec 31, 2013
Points
226
Location
Torksey Lock,Lincoln, England
Model of Z
E89 Z4 23i Auto

Don7778

Newbie
Joined
Dec 27, 2018
Points
1
My guess is that something, a twig or such has got into the air duct and has physically jammed the flap inside the heater box. Can you see anything with an endoscope attached to your phone maybe?

https://www.ebay.co.uk/itm/2M-5M-Se...cd2064b6d:m:mr8pXFTkONHH1e-Eo7Pf--A:rk:4:pf:0

Something like this, I have 2.

Tony.
I,m traveling right now but do have an inspection camera on a staulk. Will try to look when I get home. This problem was off and on for a while so don't know if a twig would act like that. It looks like a good portion of the dash would have to be removed to get to the heater box and open it up.
 
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