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EVO 7 AYC 3 lights - advice needed

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Old Aug 21, 2013 | 07:30 AM
  #1  
Nero_slk's Avatar
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Question EVO 7 AYC 3 lights - advice needed

Hi,
Did the diagnostics and got this
As I understand its -
Both front speed sensors code 11 and 12 on ABS (ABS light is OFF while driving, never knew that I even have problems with it)
And code 82 on AYC..
Can the speed sensors affect the AYC - as the ecu doesnt undersrand the speed?
The AYC was working fine since I bought the car, but after 300 miles all 3 light came on.... when I start the car ive got 1 light and can select mods, only after 200~meters all 3 come on-so I think its not the pump..
Im doing my brake pads on friday, is there anything i can clean (location for the sensors?) to possible try to sort out this problem?)
Is there a way to reset these codes?
Any ideas or advice are more than welcome!!
Huge thx for all your help!


Regards
Dimitry
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Old Aug 21, 2013 | 08:21 AM
  #2  
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did a diagnostic suggested by a mate who owns a evo 8 ..
Ignition on- after 5sec press the accelerator pedal to the metal and hear if the pump is working and shutting down in 10secs..
what happens-
swich the ignition on, it rememberes that before the error it was in gravel mode...
-press the gas pedal and wait 10 secs (cant hear anything)
-after approx 10 secs my AYC lights come on...

So as i understand the pump isint working at all? and im thinking it could be the fuse/relay/power issue to the pump?
Am i correct? is there anything i can do to further diagnose this?

Cheers :>
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Old Aug 22, 2013 | 03:34 AM
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Anyone? :/
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Old Aug 22, 2013 | 04:21 AM
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If the fuse is ok it could just be mechanical failure and you,'ll need t rebuild it or buy a new one.
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Old Aug 22, 2013 | 05:09 AM
  #5  
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But where is the fuse for it?? Could not see it under the bonnet, and nothing inside ...
Heard it has a relay too-so ideally would like to check all of that
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Old Aug 23, 2013 | 12:49 AM
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Try bleeding the pump. I had the same problem recently I had to replace the abs sensor and pump. Right now there's only one company that rebuilds pumps but he has no parts. Matthew from http://www.acd-tuning.com/
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