Possible Cause

DTC P2270 - A

• Harness or connectors [The heated oxygen sensor 2 (bank 1) circuit is open or shorted.]
• Heated oxygen sensor 2 (bank 1)

DTC P2270 - B

• Harness or connectors [The heated oxygen sensor 2 (bank 1) circuit is open or shorted.]
• Heated oxygen sensor 2 (bank 1)
• Fuel pressure
• Fuel injector