Immobilizer auth not received b1038

Daniel Technician Ontario Posted   Latest  
Updated
Driveability
2016 Honda Civic EX 2.0L
B1038 Immobilizer F-Can Auth Id Not Recieved

After starter replacement I have a cranking no start with theft light flashing, I have tried a battery reset and clearing codes but code comes back right way.

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Daniel Technician
Ontario
Daniel Update
 

After another attempt at a battery reset. the car started

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Update Ð Awarded
Greg Technician
Colorado
Greg
 

Oh my... did you have a battery saver connected?

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Daniel Technician
Ontario
Daniel
 

I did not.

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Benjamin Owner/Technician
Georgia
Benjamin
 

A weak battery will cause immobilizer light to flash and crank/no start

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Eric Owner/Technician
Wisconsin
Eric
 

A low/weak battery or a bad/loose connection at the battery connections can cause a crank no start.

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