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Home >> Lexus >> 2011 >> RX 450h 3.5 B >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P0300-P1423) >> SFI System >> DTC P0403: Exhaust Gas Recirculation Control Circuit >> Typical Enabling Conditions
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Typical Enabling Conditions

Monitor runs whenever following DTCs are not present None
Engine Running
Battery voltage 10.5 V or more
Time after power switch off to on (IG) More than 0.5 seconds
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