LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2022 >> Avalon XLE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 60 (Engine Control System - Diagnostic Codes [A25A-FXS] (P0400-P0520)) >> SFI System >> DTC P0420-00: Catalyst System Efficiency Below Threshold Bank 1 [04/2018 -] >> Monitor Strategy

Monitor Strategy

WARNING: This page is about a different variant/trim than selected.
Related DTCs P0420: Catalyst deterioration
Required Sensors/Components (Main) Air fuel ratio sensor (sensor 1)
Air fuel ratio sensor (sensor 2)
Required Sensors/Components (Related) Intake air temperature sensor
Mass air flow meter sub-assembly
Crankshaft position sensor
Engine coolant temperature sensor
Frequency of Operation Once per driving cycle
Duration Approximately 30 seconds
MIL Operation Immediate
Sequence of Operation None