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Loss of Communication with BCM

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Old May 12, 2021 | 01:38 PM
  #1  
Adam Jasek's Avatar
Adam Jasek
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Angry Loss of Communication with BCM

Hello Guys!

Looking for some assistance with an issue I've been dealing with on my 2013 dodge dart for a while now. Every now and then, my entire cluster goes berserk (as you can see in the image below). All the MIL lights flash on, gauges drop to zero and my wipers turn on but the car still drives fine. When the vehicle returns to normal and I clear codes, all thats left is loss of communication with BCM. I've removed the BCM, checked all the fuses and connections and found no issues. Checked the fuses under the steering column and under the hood. Again, nothing.
Recently today, while the car was running I decided to disconnect the battery and the engine died. I dont believe this is an issue with the alternator as I can drive all day which wouldnt be possible on just the battery. Could this be a ground Issue? Looking for some input in the hopes that someone has had a similar problem.

When it comes to electrical issues, you can be chasing that all day and not find anything so Im trying to save myself some work.

Thanks!

 
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Old May 13, 2021 | 02:11 PM
  #2  
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DodgeCares
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Originally Posted by Adam Jasek
Hello Guys!

Looking for some assistance with an issue I've been dealing with on my 2013 dodge dart for a while now. Every now and then, my entire cluster goes berserk (as you can see in the image below). All the MIL lights flash on, gauges drop to zero and my wipers turn on but the car still drives fine. When the vehicle returns to normal and I clear codes, all thats left is loss of communication with BCM. I've removed the BCM, checked all the fuses and connections and found no issues. Checked the fuses under the steering column and under the hood. Again, nothing.
Recently today, while the car was running I decided to disconnect the battery and the engine died. I dont believe this is an issue with the alternator as I can drive all day which wouldnt be possible on just the battery. Could this be a ground Issue? Looking for some input in the hopes that someone has had a similar problem.

When it comes to electrical issues, you can be chasing that all day and not find anything so Im trying to save myself some work.

Thanks!
Hi Adam,
Sorry to hear you are experiencing this, we certainly understand why this would be concerning. If you end up addressing this with your local Dodge dealer, please let us know via PM. We'd be more than happy to provide you with an additional layer of assistance for that process.

Rob
Dodge Cares
 
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