P2440 Diagnostic Trouble Code Discussion for October 2011
Secondary Air Injection System Switching Valve Stuck Open
Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.Trouble Ticket Help Requests for DTC P2440
| Help Request | Posted | |
| 2008 Chevrolet Impala LT 3.5L MIL Lamp on VIN: 2G1WT58M08 P2440: Air solenoid remains open. ... for a check engine light concern. I activated the air pump with my snap on verus and the pump did not run. Found no output from the air pump relay. Replaced the relay and then was able to activate the pump with the scanner. Light came back on within a day ... |
October 20, 2011 | |
| 2008 Chevrolet Impala LT 3.5L MIL Lamp on VIN: 2G1WT58M08 P2440: Air solenoid remains open. ... for a check engine light concern. I activated the air pump with my snap on verus and the pump did not run. Found no output from the air pump relay. Replaced the relay and then was able to activate the pump with the scanner. Light came back on within a day ... |
October 25, 2011 |
