ECM reset

[mmml4]

Is it absolutely necessary to diconnect the battery to reset the ECM or can it be reset by pulling the EFI fuse?

 

[AZ4Running]

Either or should do the trick. You just need to kill power to the ecu.

 

[shootmymime]

Is it absolutely necessary to diconnect the battery to reset the ECM or can it be reset by pulling the EFI fuse?

pull the efi fuse for 30 seconds i believe. works every time.