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Discussion Starter #1
Can you leave the battery disconnected for a month or so without losing the ECU program ?

Got burnt on a vehichle once , and just checking
 

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yup ecm has flash memory...It will hold the same map until you manually change it.
 

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Discussion Starter #5
thanks for the replies, I have finally got old enough to ask ,
There was a time when I found everything out the hard way ..
thanks again ,,be safe out there.:beer4u:
 
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