LEMON Manuals
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2021
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Sequoia TRD Pro
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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Engine Control System (3UR-FE) - Diagnostic Codes (4 Of 9)
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SFI System
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DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1); DTC P0430: Catalyst System Efficiency Below Threshold (Bank 2) [08/2015 - 08/2019]
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Typical Malfunction Thresholds
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Typical Malfunction Thresholds
Oxygen Storage Capacity (OSC) of Three-Way Catalytic Converter (TWC)
Less than 1