Home >> Lexus >> 2007 >> LX 470 >> Repair and Diagnosis >> Engine Performance >> Engine Control System (2UZ-FE) >> SFI System >> DTC P1442 Stuck Close in Secondary Air Injection Vacuum Switching Valve Bank 1; DTC P1445 Stuck Close in Secondary Air Injection Vacuum Switching Valve Bank 2; DTC P2441 Secondary Air Injection System Switching Valve Stuck Close Bank 1 >> Monitor Description