DTC P2A00, P2A03: A/F Sensor Circuit Slow Response (Bank 1 & 2 Sensor 1): Notes
WARNING: This page is about a different car, the 2005 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
- DTC P2A00 means malfunction related to the bank 1 A/F sensor.
- DTC P2A03 means malfunction related to the bank 2 A/F sensor.