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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 69 (Engine Control System - Diagnostic Codes (P0420-P0450)) >> SFI System >> DTC P0420-00: Catalyst System Efficiency Below Threshold Bank 1 [08/2023 - ] >> Monitor Result

Monitor Result

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Refer to detailed information in Checking Monitor Status.

Refer to CHECKING MONITOR STATUS [10/2022 - ]

P0420: CATALYST EFFICIENCY / O2 STORAGE B1

Monitor ID Test ID Scaling Unit Description
$21 $AF Multiply by 0.001 No dimension Oxygen storage capacity of catalyst bank 1 (Normalization)