LEMON Manuals
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Lexus
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2011
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RX 450h 3.5 B
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System (Diagnostic Codes (P0300-P1423)
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SFI System
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DTC P0401: Exhaust Gas Recirculation Flow Insufficient Detected
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Typical Malfunction Thresholds
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Typical Malfunction Thresholds
Manifold pressure change
Less than 0.7 kPa (5.25 mmHg)
At engine speed
950 RPM