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ECU output shutting off

Hey everyone, I am having an interesting issue. My ECU keeps randomly restarting. I have included a video of the issue. The HS Status on the output goes to 4 which is not listed in the manual anywhere, and the output does not show tripped. I have already replaced the entire engine harness to the ECU. Does this seem like a PDM issue or the ECU itself? Any input would be greatly appreciated!


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cam
Jun 20

I took the car out and it shut off again. Interestingly it looks like it took out the whole can bus network because the keypad cycled and would not reconnect. Everything else in the car remained functional. I turned the key off which is wired to C3 to turn on the PDM and still nothing. The only way I was able to everything back working was to shut the main power off and let it sit for 30 seconds.

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