Home > Maintenance & Mods (L405) > Air con suddenly stopped blowing cold |
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Haylands Member Since: 04 Mar 2014 Location: East Yorkshire Posts: 8190 |
Needs diagnostics plugging in, otherwise it's just a guessing game.... Pete
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15th Jul 2023 12:10pm |
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Sester Member Since: 20 May 2019 Location: Doncaster Posts: 87 |
Yeah gonna get it plugged in. If compressor has failed will that flag a code ? |
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15th Jul 2023 1:09pm |
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Old-un Member Since: 12 Feb 2022 Location: Manchester Posts: 139 |
Happened to me day after re-gas, cost me a new compressor in the end, hope you have more luck 'cos it's not cheap. RR owner |
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15th Jul 2023 9:28pm |
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Dolphinboy Member Since: 07 Dec 2009 Location: Bristol Posts: 3137 |
it's probably the valve. well-known fault. It's as easy to replace the compressor as strip it out and replace the valve alone. Lots on here. Do a search. |
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15th Jul 2023 10:39pm |
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M11buc Member Since: 06 May 2019 Location: Newcastle upon Tyne Posts: 42 |
My guess is you have a leak. If had 20/30g in system then that is empty ( 20g is what’s stored in the lines of air con machine) the initial vacuum test may have passed , allowing the system to be gassed. However when system running it can be up to 10 bar. Which would push the gas out if a pin hole. First thing to do is see if any gas in system, if not then that’s your problem. You would need a nitrogen test carried out to try and find leak (s). My guess would be condenser. Hope it helps. |
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16th Jul 2023 4:22am |
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Sester Member Since: 20 May 2019 Location: Doncaster Posts: 87 |
Got her booked in at my mates to do a service and look into this air con issue.
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16th Jul 2023 7:52pm |
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MikeO Member Since: 02 Jan 2018 Location: The Cotswolds Posts: 517 |
https://www.advancedfactors.co.uk/air-conditioning-14187-c.asp 2016 Skoda Octavia VRS Estate
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16th Jul 2023 8:31pm |
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Sester Member Since: 20 May 2019 Location: Doncaster Posts: 87 |
That’s brilliant thanks !
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16th Jul 2023 8:40pm |
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Matt Buckland Member Since: 27 Nov 2018 Location: Derbyshire Posts: 54 |
I hope you manage to get it sorted. I have a leaking condenser (covered under warranty), but the seals required to fit it, are on back order of “at least 2 months”. My local dealer even tried to source non-JLR seals (or so they claim), but no joy. So no aircon for a few months now and no stop-start as a result.
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17th Jul 2023 10:41am |
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Sester Member Since: 20 May 2019 Location: Doncaster Posts: 87 |
Had codes read and I’ve got P1308-13 air conditioning clutch circuit open.
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17th Jul 2023 4:04pm |
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baz000000 Member Since: 01 Apr 2022 Location: Shropshire Posts: 125 |
The clutch not operating could be down to low pressure in the system preventing the clutch engaging. This is done from the pressure relay to prevent the compressor starting up and then pulling a vacuum on the low suction side.
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17th Jul 2023 5:03pm |
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Sester Member Since: 20 May 2019 Location: Doncaster Posts: 87 |
Thanks for that reply.
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17th Jul 2023 6:22pm |
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Sonearly Member Since: 18 Sep 2020 Location: Northants Posts: 216 |
JLR Northampton have the seals, either that or I bought the last ones |
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17th Jul 2023 9:50pm |
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Fifth Horseman Member Since: 04 Jul 2016 Location: Lanarkshire Posts: 224 |
That points to either a break in the circuit to the compressor clutch coil or the coil itself. Low system pressure should generate a B11FF-84 code. Separate clutch coils are available from third party sources at a fraction of the cost of a new compressor and may be able to be changed without removing the compressor from the vehicle. The location of the compressor (bottom right as viewed from the front of the engine bay) looks like it could make access "interesting". |
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18th Jul 2023 8:11am |
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