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code 3... MAP SENSOR HELP!!!!

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Old Aug 9, 2002 | 01:05 AM
  #1  
crxtreme27's Avatar
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From: bay area...CA
Default code 3... MAP SENSOR HELP!!!!

Now i keep on getting code 3.. which is the map sensor.. i already did what the Helm's manual says... step by step and everything checks ok... the only thing i havent checked to is to replace for a good working known ecu... what else can i check for???
thanks
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Old Aug 9, 2002 | 01:08 AM
  #2  
PrecisionH23a's Avatar
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From: Charleston, SC
Default Re: code 3... MAP SENSOR HELP!!!! (crxtreme27)

what did you do last to your engine/car before you threw this code?
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Old Aug 9, 2002 | 01:57 AM
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EH2DX's Avatar
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From: L.A.
Default Re: code 3... MAP SENSOR HELP!!!! (crxtreme27)

its the black thing on the firewall right behind the intake manifold. it's held by a little bracket and there are wires hooked up to it.
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Old Aug 9, 2002 | 06:31 AM
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Smurfylude's Avatar
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From: Chicago, IL, US
Default Re: code 3... MAP SENSOR HELP!!!! (crxtreme27)

I you using a VAFC, that may be your problem. I had the samething happen to me, disconnected the MAP lines on the VAFC and no problems what so ever...
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Old Aug 9, 2002 | 02:32 PM
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From: DFW, USA
Default Re: code 3... MAP SENSOR HELP!!!! (crxtreme27)

You may just need to get a new one
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Old Aug 9, 2002 | 09:22 PM
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EH2DX's Avatar
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Default Re: code 3... MAP SENSOR HELP!!!! (Sushi X)

I you using a VAFC, that may be your problem. I had the samething happen to me, disconnected the MAP lines on the VAFC and no problems what so ever...
same here. i'm about to go re-do my wiring.... hopefully that will fix it.
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