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View Full Version : Important! : help fan kicks in on cold start


karlh944
31st December 2009, 12:55
as above fan kicks in whne started and wont go off change the temp sender still the same anyone know what it could be?

thanks karl

iluminusbutterfly
31st December 2009, 13:28
short in the plug,

Tontsy
31st December 2009, 14:01
fan switch
engine temp sensor
falt in the connections or such

mine does this all the time! its my temp switch, but i cant be arsed to spend 4 quid on a new one! so i just plut it into a computer and turn it off every few months!

get it whipped up on a diagnostic machine!

Stevo123
31st December 2009, 14:15
I believe the fan is controlled by the ecu on MK2 models. Mk1 used a conventional fan switch screwed into the radiator however.

I don’t know how to fix it, maybe disconnect battery overnight?

karlh944
31st December 2009, 18:08
fan switch
engine temp sensor
falt in the connections or such

mine does this all the time! its my temp switch, but i cant be arsed to spend 4 quid on a new one! so i just plut it into a computer and turn it off every few months!

get it whipped up on a diagnostic machine!

I believe the fan is controlled by the ecu on MK2 models. Mk1 used a conventional fan switch screwed into the radiator however.

I don’t know how to fix it, maybe disconnect battery overnight?

tryed battery off overnight still the same
and tonto ill have to try the fan switch

thanks karl