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How-To repair EBCM avoiding costly repairs through ABSfixer or Fleabay

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Old 04-02-2013, 02:50 PM
  #221  
wcsinx
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Originally Posted by Bill Curlee
Well,, It comes out on PIN 21 (Lt Blue Wire) You can follow the trace inside the module but its going to go to the microprocessor under the board and nothing there is at all serviceable.
The processor of course is not serviceable, but the trace itself is. What do you bet he sliced it with his screwdriver in the process of prying the case open? Keep in mind, he was getting 1214 before working on it and NO COMMS after. So it was talking prior to his repair. Personally I would probe the trace from one pin to the other. If no continuity then use a jumper lead.
Old 04-04-2013, 02:26 AM
  #222  
dangerz
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I'll have to try this fix soon. I'm getting 1218 which I've read is similar to 1214.
Old 04-14-2013, 08:58 AM
  #223  
nwashburn
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This worked for me yesterday. I am happy, happy,happy!
Old 04-14-2013, 12:12 PM
  #224  
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You would think GM would find a permenant solution and resolve this problem.
Old 04-14-2013, 01:05 PM
  #225  
Chicago1
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One of my solenoids came off the board. Am I screwed cause that board is soldered liek no other
Old 04-14-2013, 02:06 PM
  #226  
Bill Curlee
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If the lead wires on the coil broke, there wont be enough to re-solder it back on. Only way I know of repairing it is to find another discarded unit and salvage parts off of it.

It really isn't difficult to get the main board off the housing. You need a solder sucker and a solder iron and a little patience.

Bill
Old 04-14-2013, 02:29 PM
  #227  
Ric Arcaro
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Another successful repair!!! Thank you all who support Corvette forum and the awesome support we get from the Tech Guru's
Old 04-14-2013, 07:01 PM
  #228  
Chicago1
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Originally Posted by Bill Curlee
If the lead wires on the coil broke, there wont be enough to re-solder it back on. Only way I know of repairing it is to find another discarded unit and salvage parts off of it.

It really isn't difficult to get the main board off the housing. You need a solder sucker and a solder iron and a little patience.

Bill
no it came clean off the 2 leads are still intact. Ill post up a pic tommorow
Old 04-14-2013, 08:59 PM
  #229  
andrec10
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Originally Posted by Chicago1
no it came clean off the 2 leads are still intact. Ill post up a pic tommorow
If the leads are still in the board, you need a new relay, which can easily be soldered in.
Old 04-14-2013, 10:31 PM
  #230  
corvette77
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Pulled mine off and repaired it today. I pulled it up on my ramps to raise the front, which made it much easier to get to the lower 4 screws, from underneath.

Also, this was my first soldier job, so I was excited when the codes cleared!
Old 04-20-2013, 12:32 PM
  #231  
Mr. Mike
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Have read where it's ok to drive without module attached or installed (2003 Z06) if you cover the open connection to the pump, true? Just looking to move it out of the driveway so I can get the 64 out. (broke back out screw off flush with unit so I now need to send it out). Thx.
Old 04-20-2013, 02:06 PM
  #232  
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Yes,, its OK. Just make sure that the harnesses are out of the way of the belts and don't get damaged. You will have lots of codes and DIC messages.

AH TC and ABS will not work. You will still have NORMAL brake functions.

BC
Old 04-29-2013, 03:51 PM
  #233  
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what if anything should be done to replace the potting around the component side of the board? That grayish, crumbly gummy stuff.

What type of sealer should you use to refill the pusher hole?
(RTV with acidic acid is not recommended around electronics)
Old 04-29-2013, 04:18 PM
  #234  
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Originally Posted by zulatr
what if anything should be done to replace the potting around the component side of the board? That grayish, crumbly gummy stuff.

What type of sealer should you use to refill the pusher hole?
(RTV with acidic acid is not recommended around electronics)
I would not recommend any potting material, Seal up the case well but I would put nothing on the electronics.
Old 05-27-2013, 07:12 PM
  #235  
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Add me to the list of successful fixes. Three of the five relay connections were broken solder joints. I was only having intermittent "Service ABS" messages coming on. I touched up quite a few other joints as well, just to beef them up, especially the larger ones.

Old 05-28-2013, 11:52 AM
  #236  
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Originally Posted by andrec10
If the leads are still in the board, you need a new relay, which can easily be soldered in.
Yeah the soldered it back on and it's gtg. When I went to install it I'm still getting c1214 but they said it's working.
Old 05-28-2013, 11:53 AM
  #237  
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Would anyone be willing to try mine out? I will pay for shipping there and back. The place that fixed it said its working properly and tested good after they fixed it but I'm still getting c1214 or whatever that one is. please

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Old 05-29-2013, 10:23 AM
  #238  
9020v
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Originally Posted by Chicago1
Would anyone be willing to try mine out? I will pay for shipping there and back. The place that fixed it said its working properly and tested good after they fixed it but I'm still getting c1214 or whatever that one is. please
Cheap-ABS claims to replace the relay with a new original on all their delphi rebuilds. I don't know if that would solve your problem, but maybe its worth a shot if the other guys just reflowed some joints.
Old 06-03-2013, 07:33 PM
  #239  
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can someone please tell me where to get the relays??? digi key no longer carries the one listed
Old 06-04-2013, 05:18 PM
  #240  
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I just did a Google search and found that Allied Electronics has 1205 units in stock ( so I ordered a few)
John


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