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Home >> Toyota >> 2012 >> Prius Two >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 44 (Engine Control System (Plug-In) (Diagnostic Codes (P0010-P0454))) >> SFI System >> DTC P0401: Exhaust Gas Recirculation Flow Insufficient Detected >> Monitor Strategy
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Monitor Strategy

WARNING: This page is about a different variant/trim than selected.
Related DTC P0401: EGR valve high flow rate/low flow rate
Required sensors/Components (Main) EGR valve assembly
Manifold absolute pressure sensor
Required sensors/Components (Related) Engine coolant temperature sensor
Vehicle speed sensor
Frequency of operation Once per driving cycle
Duration Within 3 seconds
MIL operation 2 driving cycles
Sequence of operation None