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Home >> Toyota >> 2008 >> FJ Cruiser RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 935 (Engine Control System - Diagnostic Codes (3 Of 3)) >> DTC P1441, P1444, P2440: Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 1; Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 2; Secondary Air Injection System Switching Valve Stuck Open Bank1 >> Monitor Strategy

Monitor Strategy

WARNING: This page is about a different car, the 2006 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
MONITOR STRATEGY TABLE

Related DTCs (Case 1) P1444 AIR VSV stuck open bank 1
(Case 2) P1444 AIR VSV stuck open bank 2
(Case 3) P1441, P1444 AIR VSVs stuck open
(Case 4) P2440 AIR valve stuck open
(Case 5) P2440 AIR valve and AIR VSVs stuck open
Required sensors/Components AIR pressure sensor, AIR valve, AIR VSV bank 1, AIR VSV bank 2
Frequency of operation Once per driving cycle
Duration Within 60 seconds
MIL operation 2 driving cycles
Sequence operation None
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