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FR-S Standard Trans
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Engine Control System (Diagnostic Codes P0300 - P050A))
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DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1) [03/2012 - 05/2013 ]
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Typical Malfunction Thresholds
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Typical Malfunction Thresholds
Diagnostic value*
10 or more
*: Refer to Monitor Description