Without Scan Tool

DTC CLEAR

a. The following actions will erase the DTCs and freeze frame data.
Except Hand-Held Tester:
Disconnecting the battery terminals or EFI fuse.

b. After completing repairs, the DTC retained in memory can be cleared by removing the EFI fuse for 1 minutes or more with the ignition switch OFF.
c. Check that the normal code is displayed after connecting the fuse.