Service engine soon...

Originally Posted by nis350 I was under the impression that disconnecting the battery doesn't reset the ECU and/or clear the code/condition? There are some capacitors in the ECM that will

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Service engine soon...

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02-23-2017, 05:48 AM

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SouthArk370Z

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Quote:

Originally Posted by nis350

I was under the impression that disconnecting the battery doesn't reset the ECU and/or clear the code/condition?

There are some capacitors in the ECM that will retain power for a little bit. If you leave the ECM unpowered for a few minutes or press on the brake pedal for a few seconds, the ECM will lose all volatile memory.

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