P0003 It says fuel volume Reg control circuit low
P0603 says internal control module keep alive Mem Kam error




I was cruising about 70mph in sport mode ... stomped on the accelerator hit about 110mph and the check engine light came on. It went away within a quarter of a mile. I have a COBB tune, sport cats, and 22k miles on the car.
thoughts? concerns?




Thanks in advance for your help