[V6-12v] Radiator Fans not switching in correctly...

Chris Thorp thorp at spacia.org
Thu Aug 31 10:44:25 EDT 2006

On Aug 31, 2006, at 1:38 AM, James Whitehouse wrote:

> Tom,
> Thanks, I know where you mean now, I'd never realized it was a  
> resistor
> pack.
> Do you know what the resistance spec. of a healthy pack would be? I  
> have no
> info on any of this in my manual. I've just discovered that a new  
> resistor
> pack is nearly £100, so I'm not inclined to replace it without  
> finding out
> if it has actually burned out, especially since other potentially  
> suspect
> parts (i.e. rad-fan thermo-switch and rad-fan 1st speed relay) are  
> only
> about £20 each.
Any resistance other than an open-circuit should be acceptable.  When  
they fail, they fail open.  Just guessing, but I'd expect it to be in  
the low single digit ohms range, possibly in the high tenths of an  
ohm.  If the meter reads essentially zero, I'd still consider the  
pack good.  HTH


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