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Home >> Toyota >> 2009 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 18 (Engine Control System (1AR-FE) - DTC P0125 - P0500) >> DTC P0420 Catalyst System Efficiency Below Threshold (Bank 1) >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

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TYPICAL MALFUNCTION THRESHOLDS CHART

Oxygen Storage Capacity (OSC) of Three-Way Catalytic Converter (TWC) Less than 0.08 g