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Model specific boards => Golf mk4 => Topic started by: aaran on 16 March 2010, 20:16

Title: temp gauge on agu
Post by: aaran on 16 March 2010, 20:16
what should the temp gauge be on an agu once warm?

mine only ever seems to hit dead on 90 degress once been run and sat in traffic for a few mins, when im driving it it seems to be between 80-85 degrees, never on 90?
Title: Re: temp gauge on agu
Post by: Rhyso on 16 March 2010, 20:19
change your thermostat
Title: Re: temp gauge on agu
Post by: bobbarley on 16 March 2010, 20:23
I wouldn't worry until it goes OVER 90!  :grin:
Title: Re: temp gauge on agu
Post by: richw911 on 16 March 2010, 22:30
Should sit dead on 90 as soon as its up to temp.

As said new stat time.

http://www.golfgtiforum.co.uk/index.php?topic=101783.0

Have you scanned it for fault codes?
Title: Re: temp gauge on agu
Post by: G60GTI16V on 16 March 2010, 22:55
def the stat changed mine now fine
Title: Re: temp gauge on agu
Post by: aaran on 17 March 2010, 12:28
thnaks guys jsut got a cheap fault code reader so will get it fault read and grab a thermostat. i work in a morotfactors so it will work out next to nothing anyway :)
Title: Re: temp gauge on agu
Post by: northeast_gti-t on 17 March 2010, 12:42
as has been said replace your thermostat and also maybe worth replacing the coolant temp sender (cts) at the same time as its cheap enough and is literally a 5min job if that  :wink:
Title: Re: temp gauge on agu
Post by: PishY on 17 March 2010, 17:51
changed myne and the temp sensor and its sorted it, stays on 90 now when i drive about.

used to drop off when driving, but not anymore! :)
Title: Re: temp gauge on agu
Post by: D4VEY01 on 21 March 2010, 16:48
as has been said replace your thermostat and also maybe worth replacing the coolant temp sender (cts) at the same time as its cheap enough and is literally a 5min job if that  :wink:


Are these cheap from the dealer?..mines an AGU an has just started doin the same thing,keeps droppin to halfway between cold and 90 deg when i go on the expressway.

cheers dave
Title: Re: temp gauge on agu
Post by: Purely VAG on 21 March 2010, 20:37
Mines same pal on my AGU, i've got to price up a stat tomorrow.
Title: Re: temp gauge on agu
Post by: northeast_gti-t on 21 March 2010, 21:22
as has been said replace your thermostat and also maybe worth replacing the coolant temp sender (cts) at the same time as its cheap enough and is literally a 5min job if that  :wink:


Are these cheap from the dealer?..mines an AGU an has just started doin the same thing,keeps droppin to halfway between cold and 90 deg when i go on the expressway.

cheers dave
is worth changing both then really yes cheap enough from vw but give tps a try iirc i got a stat,o'ring,coolant temp sensor and clip for under £30 obviously some G12++ coolant on top around 3 litres
Title: Re: temp gauge on agu
Post by: Purely VAG on 21 March 2010, 22:10
2 pin CTS from VW is £24
4 Pin CTS £32

Arent cheap, TPS must give good discount on that.
Title: Re: temp gauge on agu
Post by: northeast_gti-t on 21 March 2010, 22:23
2 pin CTS from VW is £24
4 Pin CTS £32

Arent cheap, TPS must give good discount on that.
they do compared with vw  :wink: :smiley:
Title: Re: temp gauge on agu
Post by: aaran on 22 March 2010, 12:30
stats under £3 to me and i wont say how much the temp sensor is  :evil: will see what brand is in the box when i get back to work and have a look.

red longlife antifreeze for vw right?
Title: Re: temp gauge on agu
Post by: G60GTI16V on 22 March 2010, 15:13
NO its G12 even says it on the header tank  :smug:
i get free bottles of this when im due for a change from my lovely vag dealer  :evil:
Title: Re: temp gauge on agu
Post by: Purely VAG on 22 March 2010, 19:04
red longlife antifreeze for vw right?

Correct.

Ordered my stat today, comes tomorrow.
Title: Re: temp gauge on agu
Post by: D4VEY01 on 24 March 2010, 21:29
Went dealers and got stat,sensor and o rings.Sensor was a 5 min fit..Stat about an hour coolant included in that..Small 5mm allen key and 5mm ball end allen key essential no dramas.