"gateway" dtc codes
https://www.obd-codes.com/p0602
https://www.obd-codes.com/p0603
How old is your battery? Sounds like low system voltage may have turned the NVRAM storage in the ECU off.
I'd clear the codes and see if they reoccur.
BTW - a tiny bit of info like year/model/engine would be useful in getting intelligent guesses.
https://www.obd-codes.com/p0603
How old is your battery? Sounds like low system voltage may have turned the NVRAM storage in the ECU off.
I'd clear the codes and see if they reoccur.
BTW - a tiny bit of info like year/model/engine would be useful in getting intelligent guesses.
https://www.obd-codes.com/p0602
https://www.obd-codes.com/p0603
How old is your battery? Sounds like low system voltage may have turned the NVRAM storage in the ECU off.
I'd clear the codes and see if they reoccur.
BTW - a tiny bit of info like year/model/engine would be useful in getting intelligent guesses.
https://www.obd-codes.com/p0603
How old is your battery? Sounds like low system voltage may have turned the NVRAM storage in the ECU off.
I'd clear the codes and see if they reoccur.
BTW - a tiny bit of info like year/model/engine would be useful in getting intelligent guesses.



