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Home >> Lexus >> 2021 >> RX 450h Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes) (4 Of 8) >> SFI System >> DTC P0403: Exhaust Gas Recirculation Circuit [07/2020 - ] >> Typical Enabling Conditions

Typical Enabling Conditions

Monitor runs whenever the following DTCs are not stored None
All of the following conditions are met -
Engine Running
Auxiliary battery voltage 10.5 V or higher
Time after power switch off to on (IG) 0.5 seconds or more