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Red temp light flashing constantly ???

Posted: Sat Jun 13, 2009 1:21 pm
by MrD
My temp light is lit when i first start the car normally,then goes out within a couple of seconds.
Today i got in the car for a 30 mile round trip to Cambridge,and it just keeps flashing constantly ? turned off and started again a couple of times ,which made it go out for a min or 2 then it came back on.
Temp gauge is sitting just over half way,fan is working as far as i am aware.
Any ideas folks,this one has me stumped,it`s not getting too hot,weird

Re: Red temp light flashing constantly ???

Posted: Sat Jun 13, 2009 1:25 pm
by DannyH
Top up water?

Re: Red temp light flashing constantly ???

Posted: Sat Jun 13, 2009 1:40 pm
by MrD
I pulled over after a couple of miles and checked that,was a tiny bit low,attempted to get some in but i think more came out.Will leave it until it`s cooled down then see if i can get anymore in.
Cheers

Re: Red temp light flashing constantly ???

Posted: Sat Jun 13, 2009 2:04 pm
by jimmyconway
I've had this problem in the past. Found out there was a very slight coolant leak. Check your coolant hoses.

Re: Red temp light flashing constantly ???

Posted: Sat Jun 13, 2009 2:14 pm
by the edmundator
Could be a dodgy sender if the water level's ok.

Re: Red temp light flashing constantly ???

Posted: Sat Jun 13, 2009 5:18 pm
by kariba
I think the light flashes when there is a slight variation in water pressure.

So as mentioned above, check for leak/s

Re: Red temp light flashing constantly ???

Posted: Sat Jun 13, 2009 7:00 pm
by MrD
Thanks so much guy`s !!! i love this place :hugegrin: off out in it again this eve,so will top it up before i go and see what happens,the rad was new,don`t see any noticable leaks ! but will pop the bonnet when i get home and see

Re: Red temp light flashing constantly ???

Posted: Sat Jun 13, 2009 8:22 pm
by Blueshark
Most of the times this caused by a dirty sender.

Take it out and clean both of the rods, these wil get corrosion on it if water is used and not proper coolant.
This wcan also be caused by other cantamination inside teh engine.

Succes, Joost

Re: Red temp light flashing constantly ???

Posted: Sat Jun 13, 2009 9:38 pm
by MrD
Will do that in the morning,off to Haverhill in it tomorrow,father in laws 60th b day bash.
Didn`t go out in it again this eve,too lazy to go out

Re: Red temp light flashing constantly ???

Posted: Sun Jun 14, 2009 6:04 pm
by MrD
What a Numpty of the highest order ! You were right guy`s,just needed about a pint to stop it flashing :blush: I always thought the red light was a high temp warning,not low water,now i know

Re: Red temp light flashing constantly ???

Posted: Sun Jun 14, 2009 10:44 pm
by the edmundator
I think the light operates under both conditions - the temp gauge should guide you as to which is the problem.