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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 228 (Engine Control System (A25A-FXS) - Diagnostic Codes (09 Of 20)) >> SFI System >> DTC P0401-9C: Exhaust Gas Recirculation "A" Low / Insufficient Flow [06/2018 - 07/2019] >> Monitor Strategy

Monitor Strategy

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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
Frequency of Operation Once per driving cycle
Duration Within 5 seconds
MIL operation 2 driving cycles
Sequence of operation None
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