What does code P2444 mean?

Q: What does code P2444 mean?

Secondary Air Injection System Pump Stuck On (Bank 1). P2444 means the engine computer has commanded the secondary air injection pump off, but the pump's feedback circuit still reports that the pump is running or energized. The computer detects this as a stuck-on condition, which can force air into the exhaust at the wrong time and upset emissions and fuel control.

DTC codes / P24xx · Auxiliary emission controls / P2444

P2444Secondary Air Injection System Pump Stuck On (Bank 1)

P2444 means the engine computer has commanded the secondary air injection pump off, but the pump's feedback circuit still reports that the pump is running or energized. The computer detects this as a stuck-on condition, which can force air into the exhaust at the wrong time and upset emissions and fuel control.

SystemPowertrain

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyIntermediate

AreaAuxiliary emission controls

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.