LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2017 >> IS 300 F Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 188 (Engine Control System (2GR-FKS) - Diagnostic Codes (4 Of 7)) >> SFI System >> DTC P0420-00: Catalyst System Efficiency Below Threshold Bank 1; DTC P0430-00: Catalyst System Efficiency Below Threshold Bank 2 [09/2018 - ] >> Monitor Result

Monitor Result

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2024 Lexus IS 350, 2024 Lexus IS 300, 2023 Lexus IS 350, 2023 Lexus IS 300, and 2022 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.

Refer to detailed information in Checking Monitor Status.

Refer to CHECKING MONITOR STATUS [10/2017 - ]

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)
P0430: CATALYST EFFICIENCY / O2 STORAGE B2

Monitor ID Test ID Scaling Unit Description
$22 $AF Multiply by 0.001 No dimension Oxygen storage capacity of catalyst bank 2 (Normalization)