Thanks for posting on this one Nigel. The control module comes off on
my motor and I am curently trying to source a cheap replacement.
Missed out on a few unfortunately but will keep hunting.
> >Hi, I have a 406 exec turbo. About 14 months ago I had blower
> >and it cost almost £200 to fix. I now have heater blower
> >My wife bless her stalled the car the other day and now the
> >blower is blowing on high constantly. We can increase the
> output to
> >max but it wont go down any further than just off max. I have
> had the
> >motor out and all conections appear good. I’m thinking that
> it could
> >be the heater blower control module. Could I be right? I am
> >my car soon and need to fix it asap.
> >All replies gratefully received.
> You are almost certainly correct. They are part of the blower
> motor on
> the Mark One version but can be changed seperately. Part
> number is
> 644178 for Valeo or 644186 for Behr (make of the blower motor
> and the
> heater assembly). For the Mark Two then it depends whether it
> aircon or not. 644178 for non aircon and if it has aircon it
> is not
> available seperately. You need the motor.
> If you post your VIN number, the last eight will do, I can
> confirm the
> correct number for you.
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