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Home >> Toyota >> 2013 >> Matrix S, FWD, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2AZ-FE) (Diagnostic Codes (P0010-P0456)) >> SFI System >> DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1) >> Catalyst Location
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Catalyst Location

Fig 1: Identifying Catalyst System Components (1 Of 2)
GTY213328Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Identifying Catalyst System Components (2 Of 2)
GTY218503Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NOTE:

Replace the exhaust manifold converter sub-assembly and the center exhaust pipe assembly together when catalyst replacement is necessary. (Excluding air fuel ratio sensor and heated oxygen sensor)