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Thermostat Problem

Printed From: Bavarian-Board.co.uk - BMW Owners Discussion Forum
Category: Regional & Specific Forums
Forum Name: Irish Forum
Forum Discription: where Irish members can discuss upcoming events, etc.
URL: http://www.bavarian-board.co.uk/forum_posts.asp?TID=35568
Printed Date: 04-May-2024 at 07:36


Topic: Thermostat Problem
Posted By: .: KK 328Ci :.
Subject: Thermostat Problem
Date Posted: 02-February-2007 at 12:45
My cars heater takes an age to warm up and i understand this could be the cause.  Any input?
Anyone had to change one of these got an idea on parts and labour costs?
 
The car is a '99 E46



Thanks lads



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Replies:
Posted By: Eamo
Date Posted: 02-February-2007 at 13:02
more than likely a blocked pollen filter than the thermostat.

any other symtoms? is overheating? temp needle?

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Posted By: Andrew Rolland
Date Posted: 02-February-2007 at 13:28

What size of engine?

If your stat is knackered you will notice your temp needle not behaving as it should.

If it is a 6 pot e46, replacing the stat is easy provided you get the correct tools to remove the viscous fan.  4 bolts and two hose clips, Bob's your mothers brother.

Andrew



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Posted By: Dergside
Date Posted: 02-February-2007 at 13:43

KK

I had the thermostat changed a few weeks ago on my sisters e46 328i touring.  Symptoms were the temp gauge only reading to about 1/4 on tha gauge and taking ages for the heating to warm the car.  They fail to a safe position to avoid damage due to overheating.

The part cost was around 70 notes from the dealer.  John Roche fitted it for me for 30 notes.  Immediately the needle returned to its rightful place in the middle and the heating improved enormously.

Coincidentally it gave up suddenly on Mrs D's 318Ci a couple of weeks later and was replaced by the dealer, cost was over 200 - parts and labour.



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Posted By: .: KK 328Ci :.
Date Posted: 02-February-2007 at 15:14

Dergside, the symptoms you describe in your 1st paragraph are what I am getting.

It's due a service soon, so I think I will ask them to replace the Thermostat then.  Is there anything else related that should be done along side it.

My water-pump was replaced about a year ago but thats all.

 

Thanks for all the replies lads.

Happy week-ending! 



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- M3 mirrors - lip spolier - 3M tints - JL 500/1 & 300/2 - JL XR-650CSi comps. - Alpine 9835R - Sealed 10" JL W7 -


Posted By: Dergside
Date Posted: 02-February-2007 at 16:27

Can't think of anything else, just make sure that its properly bled and that its filled with the correct concentration of anti-freeze.



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Now: BMW 523i SE '00, 318i SE - e91 '07, 325i Coupe '93.

Prev:
e46 328i SE Touring, 330Ci, 318Ci.
e39 523i SE.
e36 325i Coupe *2, 323i SE, 316iSE.
e30 325iSE 2dr, 320i Conv, 320i 2dr, 316i.



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