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Audi Cooling Fans Not Working


If a compressor clutch on any vehicle has failed, the cause may be low voltage to the clutch. The hardest thing to do is the stupid thermostat.. Be sure to log it. Last edited by coachvtt; 08-11-2010 at 02:21 PM. #7 08-11-2010, 12:35 PM NorthD 1st Gear 2002 Audi TT Join Date: Jul 2010 Location: NC Posts: 462 aux contrller http://da4design.com/audi-tt/audi-tt-cooling-fan-not-working.php

I think they call them T20 T25 and so on. Could be the resistor pack is the culprit after all. The controller contains a fan primary relay, A/C fan control relay, and wide open throttle cutout all built into one unit. BTW, you have checked all the fuses? find more info

2001 Audi Tt Cooling Fans Not Working

I have a strong feeling my radiator is clogged. So is the larger fan work in conjunction with the A/C Drivers side Or does the smaller fan work in conjunction with the A/C Passenger side? Loading... If everything is as Audi intended, there is no need for the extra duty fuse.

Something is causing these fans too draw way too much current. If the coil has no resistance, it is open and has failed. Golf E-Motion XL-1 Touareg Hybrid Audi A3 E-tron Audi R8 E-Tron Technical - Diagnostic Equipment ONLY Vehicle Diagnostics Equipment - VCDS Information Only VCDS - Users Locations VCDS - Help Requests Audi Parts or am i looking at getting a new radiator?

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Disclaimer: VW Audi If there is no ECM signal, check the wiring to J293 from the ECM, should be the red/white wire. this website theres 2 relays , one i presume is a fan run on relay ?

Thomas EXOVCDS 82,981 views 6:21 Audi a4 b5 ac fan problem. - Duration: 4:42. Ecs Tuning Reply With Quote 10-21-2014,10:25 AM #4 bertog84 View Profile View Forum Posts Private Message View Blog Entries View Articles Verified VCDS-Lite User Join Date Oct 2014 Location USA Posts 5 Post A good relay coil will typically read 40 to 80 ohms. Search by Key Word or Phrase: Be sure to visit our other websites: Auto Repair Yourself CarleySoftware OBD2HELP.com Random-Misfire.com Scan Tool Help TROUBLE-CODES.com

Audi Tt Mk1 Fans Not Working

I couldn't get the fans to operate correctly and I knew there was too much current/voltage going thru the system as I have gone thru 3 fan relays. Chrysler LH cars (since early 1990s). 2001 Audi Tt Cooling Fans Not Working Some Vehicles with Cooling Fan Problems Chrysler minivans (late 1980s and early 1990s). Audi Tt Overheating The management works very hard to make sure the community is running the best software, best designs, and all the other bells and whistles.

Now, (I really should know this... ), assuming I have an air-lock, how would I go about getting rid of it? this page If anyone has any advice or experience with this issue, any assistance is greatly appreciated. Remind me later Review A privacy reminder from YouTube, a Google company Skip navigation GBUploadSign inSearch Loading... If the above looks okay, check the fuses: S4(5amp) = Located on the left side of dash S42(40/60amp) = Located above relay panel in dash If they are okay, you will Audi Tt Fuse Box

Second... This controller does not have diagnostic capabilities and does not communicate with VCDS. does anyone know if the unit is under the battery ? http://da4design.com/audi-tt/audi-tt-4wd-not-working.php The cure here is to add a separate relay for the compressor clutch so the clutch can draw full voltage from the battery.

Were you stationary when the AC tripped out? Euro Car Parts Sign in to report inappropriate content. Polo - Derby - Lupo - Fox Golf - Jetta - Vento - Bora Golf - Jetta - Vento - Bora - Archive Topics Golf MK1 - 1974-1984 Golf MK2 -

The fan should 'ramp-up' from 0 to 100% and back to 0% speed.

On many vehicles, there may be two fans: a main cooling fan for the radiator, and a second fan for the condenser. AOC#: 1073 -\'00X RS4 Avant Mikes2 Site Moderator Joined: Jan 31, 2003 Posts: 9099 Location: Polmont Posted: Thu Dec 11, 2003 1:13 am that 80 amp fuse is only necessary when if you use VCDS you can test the electric fan. Ebay Motors Powered by vBulletin Version 4.2.3 Copyright © 2016 vBulletin Solutions, Inc.

The resistor in the fan is a little metal coil. thanks for the help mark A4 2.4 SE SUBARU LEGACY 4CAM #14 sirmarky, Feb 13, 2011 (You must log in or sign up to post here.) Show Ignored Content Share This seems strange as the duty of this switch to start the fan on high high radiator water temperature, should be as simple as is possible.............. useful reference Reply With Quote waih136 View Profile View Forum Posts Private Message View Blog Entries n00b Join Date Sep 13th, 2014 Posts 3 09-13-201408:00 PM #4 Ever figure this out?

I really want my fans operating the way they were meant to including after run. Distributed by Raven PHP Scripts New code written and maintained by the RavenNuke™ TEAM PHP-Nuke Copyright © 2004 by Francisco Burzi. Thanks again everyone. _________________Gareth. Also disconnect the battery if you would like.

realfixesrealfast 1,081,188 views 2:48 VW A3: VR6 Faulty Coolant Fan Control Module (due to faulty A/C cut-out thermal switch) - Duration: 3:40. XenForo add-ons by Waindigo™ ©2015 Waindigo Ltd. Does that temp match the rating of the switch? Hope that helps, drpeter thank you very much, so i tested the output test and the fan did not start to ramp up, i have seen it to that in the

maybe the relay has gone , where is it located ? If you look at a wiring diagram, you will notice the ECM-(J220) does have a connection to the J293 and this is the signal wire the ECM uses to command the Watch Queue Queue __count__/__total__ VW A4: Radiator Fans not coming on (check the simple stuff first) Thomas EXOVCDS SubscribeSubscribedUnsubscribe21,28021K Loading... Loading...

Three fuses in the power distribution box protect these circuits. I drive a 36 year old YORK with a Scirocco attached. Try it with the engine off first (like bleeding a house rad with the heating off). Thomas EXOVCDS 4,148 views 2:05 How to diagnose Beetle overheating - Duration: 7:44.

many thanks. Mikes2 Site Moderator Joined: Jan 31, 2003 Posts: 9099 Location: Polmont Posted: Fri Dec 12, 2003 1:14 am You could always buy mine Contact me by e-mail and we'll work something I will try this later on the afternoon and update the post Reply With Quote 10-21-2014,10:27 AM #5 bertog84 View Profile View Forum Posts Private Message View Blog Entries View Articles Where the two water hoses go through the bulk head in to the heater matrix you will see that one of the hoses has a thumb screw in it.

fan controller is a big problem in audi & vw but normally both will not turn on ..... Do these two fans share the same power wires? While your down there disconnect the fan wires from the wires that lead to the fan relay (under the battery). You maybe able to see some voltage on a DVOM, set to AC voltage, but that is only RMS voltage.