I'm working on a 2010 ford mustang v6 4.0, the car came in with a B1S1 short circuit on pending codes. I forgot to check the memory codes. But also the car was having slight misfires. We'll I decided to replace all four O2 sensors instead of just one, I reset the DTC light and took the card for a test drive and few moments later the DTC light came back on. But now with codes P0316, P2176, P2167, P2178. I disconnected the canister purge valve solenoid because apparently they are infamous...

P0316, P2176, P2197, P2198