Tundra 2WD V8-4.6L (1UR-FE) (2010)
6. In some instances where water has entered the system DTCs P2440/P2441/P2442/P2443 may set.
Refer to TIS 2010 model year Tundra Repair Manual to diagnose and inspect the emission control valves if necessary:
7. If there is NO liquid found in the air pump assemblies or the DTC is still present after replacement inspect the air injection system.
Refer to TIS 2010 model year Tundra Repair Manual:
8. Clear the DTC and road test the vehicle to confirm the condition has been corrected.