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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 241 (Engine Control System (A25A-FXS) - Diagnostic Codes (10 Of 20)) >> SFI System >> DTC P0420-00: Catalyst System Efficiency Below Threshold Bank 1 [08/2021 - ] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

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EXCEPT MEXICO MODELS

Oxygen Storage Capacity (OSC) of catalyst (Normalized) Less than 1
FOR MEXICO MODELS

Oxygen Storage Capacity (OSC) of catalyst (Normalized) Less than 0.0302
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