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Old 06-20-2011, 12:03 AM
BigdaddyRegistered Member Bigdaddy is offline
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Join Date: Jun 2011
Default A/C still will not work!!(Clueless)

Quote:
Originally Posted by marvins_dad View Post
Dan - the guru of Fans at the TDI club authored the following post that is the go to for fan operations, diagnosis and repair.

Check your radiator/condenser fan operation NOW - TDIClub Forums

I have been working with him on my own issue and mentioned to him that I would be re-posting his info and how-to's here and he said that all New Beetles would benefit from the advice he had.
I look at the links that you posted and went to check my a/c compressor and this is what I found.
The compressor is not getting voltage. I took out the fan controller and tested the wiring off of the a/c switch and the blue wire with red stripe is getting 12 volts when the switch is activated which tells me that the a/c switch is working. I have replaced the fuse block on top of the battery with a new one and that did not fix it. I replace the FCM with a new one and that did not fix the problem. I then pulled up the relay location that you posted and on the relay block on my 2000 VW Beetle with a 1.8 turbo has empty spots in the relay block in spaces 11,12,and 13. I also checked the FCM on wire or pin 14 on the 14 pin plug and am getting no power. I do believe that in your post that the wire 14 is what supplies 12volts to the FCM. I am lost! Please help before I go insane!! Oh I also checked the power to the compressor and no power when testing the wire for voltage, but you can test the with a test light hooked to 12 volts and the light lights up like both wires going to the compressor is grounded?? I am very confused.
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