Home >> Toyota >> 2016 >> Highlander Hybrid Limited >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> SFI System [2GR-FXE] - Diagnostic Codes - (Hybrid) (1 Of 3) >> SFI System >> DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1); DTC P0430: Catalyst System Efficiency Below Threshold (Bank 2) [02/2014 - 08/2014] >> Typical Malfunction Thresholds