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Toyota
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2016
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Highlander XLE, AWD
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Repair and Diagnosis
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Engine Performance
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Testing & Diagnosis
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SFI System [2GR-FE] - Diagnostic Codes - (Except Hybrid) (2 Of 5)
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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) [12/2013 - 08/2014]
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Typical Malfunction Thresholds
Typical Malfunction Thresholds
Oxygen Storage Capacity (OSC) of catalyst (Normalized)
Less than 1
Oxygen Storage Capacity (OSC) of Three-Way Catalytic Converter (TWC) [for Mexico models]
Less than 0.115 g